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entitled 'Check 21 Act: Most Consumers Have Accepted and Banks Are 
Progressing Toward Full Adoption of Check Truncation' which was 
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Report to Congressional Committees: 

United States Government Accountability Office: 

GAO: 

October 2008: 

Check 21 Act: 

Most Consumers Have Accepted and Banks Are Progressing Toward Full 
Adoption of Check Truncation: 

GAO-09-8: 

GAO Highlights: 

Highlights of GAO-09-8, a report to Congressional Committees. 

Why GAO Did This Study: 

Although check volume has declined, checks still represent a 
significant volume of payments that need to be processed, cleared, and 
settled. The Check Clearing for the 21st Century Act of 2003 (Check 21) 
was intended to make check collection more efficient and less costly by 
facilitating wider use of electronic check processing. It authorized a 
new legal instrument—the substitute check—a paper copy of an image of 
the front and back of the original check. Check 21 facilitated 
electronic check processing by allowing banks to use electronic imaging 
technology for collection and create substitute checks from those 
images for delivery to banks that do not accept checks electronically. 
Check 21 mandated that GAO evaluate the implementation and 
administration of the act. The report objectives are to (1) determine 
the gains in economic efficiency from check truncation and evaluate the 
benefits and costs to the Federal Reserve System (Federal Reserve) and 
financial institutions; (2) assess consumer acceptance of the check 
truncation process resulting from Check 21; and (3) evaluate the 
benefits and costs to bank consumers from check truncation. GAO 
analyzed costs for the check operations of the Federal Reserve and a 
group of banks, interviewed consumers about their acceptance of and 
costs and benefits of electronic check processing, and analyzed survey 
data on bank fees. 

The Federal Reserve agreed with the overall findings of the report. 

What GAO Found: 

Check truncation has not yet resulted in overall gains in economic 
efficiency for the Federal Reserve or for a sample of banks while 
Federal Reserve and bank officials expect efficiencies in the future. 
GAO’s analysis of the Federal Reserve’s cost accounting data suggests 
that its costs for check clearing may have increased since Check 21, 
which may reflect that the Federal Reserve must still process paper 
checks while it invests in equipment and software for electronic 
processing and incurs costs associated with closing a number of check 
offices. However, GAO found that the Federal Reserve’s work hours and 
transportation costs associated with check services declined from the 
fourth quarter of 2001 through the fourth quarter of 2007. Several of 
the 10 largest U.S. banks reported to GAO that maintenance of both 
paper and image-based check processing systems prevented them from 
achieving overall lower costs, although they had reduced transportation 
and labor costs since Check 21 was enacted. Check imaging and the use 
of substitute checks appear to have had a neutral or minimal effect on 
bank fraud losses. 

Most bank consumers seem to have accepted changes to their checking 
accounts from check truncation. In interviews with bank consumers, the 
majority of them accepted not receiving their canceled checks and being 
able to access information about their checking account activity 
online. Several reported that they did not need the “extra paper” from 
canceled checks and that image statements and online reviewing was more 
secure than receiving canceled checks. Eleven percent of the 108 
consumers still preferred to receive canceled checks. Most consumers 
reported that they were not significantly concerned about their ability 
to demonstrate proof of payment using a substitute check or check image 
rather than a canceled check and few reported that they suffered errors 
from the check truncation process. Also, GAO found that the federal 
banking regulators reported few consumer complaints relating to Check 
21. 

To the extent that banks have employed check truncation, bank consumers 
have realized benefits and costs relating to faster processing and 
access to account information. GAO found that some banks have extended 
the hours for accepting deposits for credit on the same business day, 
which can result in faster availability of deposited funds for 
consumers. Based on consumer interviews, consumers have benefited from 
receiving simpler imaged account statements and immediate access to 
information about check payments. Check 21’s expedited recredit (prompt 
investigation of claims that substitute checks were improperly charged 
to accounts and recrediting of the amount in question) also is 
considered a consumer benefit. However, based on our consumer and bank 
interviews, it appears that a small number of consumers have filed 
expedited recredit claims. Based on analysis of survey data on bank 
fees, GAO found some consumers may incur fees related to receiving 
canceled checks and images. Since 2004, fees for canceled checks appear 
to have increased, while fees for images appear to have remained 
relatively flat. 

What GAO Recommends: 

To view the full product, including the scope and methodology, click on 
[hyperlink, http://www.gao.gov/cgi-bin/getrpt?GAO-09-8]. To view the E-
supplement, click on GAO-09-9SP. For more information, contact Yvonne 
D. Jones at (202) 512-8678 or jonesy@gao.gov. 

[End of section] 

Contents: 

Letter: 

Results in Brief: 

Background: 

Check Truncation Has Not Resulted Yet in Overall Gains in Economic 
Efficiency for the Federal Reserve or for Banks, but Is Expected to 
Produce Efficiencies in the Future: 

Most Bank Consumers Appeared to Have Accepted Changes to Their Checking 
Accounts from the Check Truncation Process Resulting from Check 21: 

Bank Consumers Have Realized Benefits and Costs Relating to Faster 
Check Processing and Access to Information about Their Checking 
Accounts: 

Agency Comments and Our Evaluation: 

Appendix I: Objectives, Scope, and Methodology: 

Appendix II: Econometric Analysis of Check 21 for Economic Efficiency 
in the Federal Reserve's Check Services: 

Appendix III: Comments from the Board of Governors of the Federal 
Reserve System: 

Appendix IV: GAO Contact and Staff Acknowledgments: 

Tables: 

Table 1: Demographic Characteristics of Consumers Interviewed: 

Table 2: Definition of Institution Size Categories: 

Table 3: Summary Statistics of Some Selected Variables: 

Table 4: Estimation of Logarithm of Total Check Operating Cost, 1994- 
2007: 

Figures: 

Figure 1: Paper-Based Check Collection and Processing: 

Figure 2: Example of a Substitute Check: 

Figure 3: Check Image Processing: 

Figure 4: Distribution of the Number of Noncash Payments: 

Figure 5: Number of Check Images Deposited and Received and Number of 
Substitute Checks Printed, June 2006-June 2008: 

Figure 6: Federal Reserve's Transportation Costs for Check Services, 
1994-2007: 

Figure 7: Federal Reserve Total Work Hours in Check Services, 1994- 
2007: 

Figure 8: Bank Consumer Preferences for Reviewing Check Payments 
Activity: 

Figure 9: Bank Consumer Concern about Demonstrating Proof of Payment 
Using a Substitute Check or Image Statement: 

Figure 10: Errors Reported by Bank Consumers Involving Canceled Checks 
and Image Statements: 

Figure 11: Check Enclosure and Imaging Fees, Banks and Savings and 
Loans, 2001-2006: 

Abbreviations: 

ABA: American Bankers Association: 

ACH: automated clearing house: 

ATM: automated teller machine: 

BEA: Bureau of Economic Analysis: 

BLS: Bureau of Labor Statistics: 

Check 21: Check Clearing for the 21ST Century Act of 2003: 

EBT: electronic benefits transfer: 

ECCHO: Electronic Check Clearing House Organization: 

EFAA: Expedited Funds Availability Act of 1987: 

Federal Reserve: Federal Reserve System: 

Federal Reserve Board: Board of Governors of the Federal Reserve 
System: 

ICL: image cash letter: 

Informa: Informa Research Services: 

United States Government Accountability Office: 

Washington, DC 20548: 

October 28, 2008: 

Congressional Committees: 

In the last 10 years technological innovations and consumer and 
business preferences for electronic payments have transformed the U.S. 
retail payments system from a largely paper-based system to one that 
mostly uses electronic transactions. In 2007, the Federal Reserve 
System (Federal Reserve) reported that electronic payments, including 
credit and debit cards, exceeded two-thirds of all noncash payments 
while the number of checks written declined from more than 37 billion 
checks in 2003 to 33 billion checks in 2006.[Footnote 1] Although check 
volume has declined, paper checks still represent a significant number 
of payments that need to be processed, cleared, and settled. The paper- 
based collection system for checks has been a labor-intensive process 
because at each step in the collection process, the paper check has had 
to be physically handled and transported before being settled. 

The Check Clearing for the 21st Century Act (Check 21), enacted in 
2003, was intended to make the check payment system more efficient and 
less costly by facilitating wider use of electronic check processing 
without demanding that any bank change its current check collection 
practices.[Footnote 2] At the time that Check 21 was enacted, most 
banks could not leverage their investments in imaging technology to 
collect checks electronically because the legal framework for the check 
collection system constrained the efforts of many banks to use 
it.[Footnote 3] Prior to Check 21, a bank was required to present an 
original paper check to the bank where the check was payable--the 
paying bank--for payment unless the paying bank had agreed to accept 
presentment in some other form. This required the bank presenting the 
check--the collecting bank--to enter into agreements with all or nearly 
all of the banks to which it presented checks. Because of this 
impediment, banks were deterred from making the necessary investments 
to collect checks electronically. 

Check 21 addressed this situation by authorizing a new paper negotiable 
instrument, called a substitute check, that when properly prepared is 
the legal equivalent of the original check. Any bank that transfers, 
presents, or returns a substitute check warrants that the substitute 
check contains an accurate image of the front and the back of the 
original check at the time the original check was truncated and a 
specific legend stating that the substitute check is a legal copy of 
the original check and can be used in the same way one would use the 
original check. Check 21 does not require the banks to adopt electronic 
check processing, but enables banks that want to truncate or remove the 
original paper checks from the check-collection system to do so. Check 
21 facilitated electronic processing by allowing banks to use 
electronic imaging technology for collection and create substitute 
checks from those images for delivery to banks that do not accept 
checks electronically. Substitute checks are considered an intermediate 
step toward a matured electronic check processing system, in which the 
goal should be the electronic exchange of payment information and check 
images between banks. 

Check 21 mandated that we evaluate the implementation and 
administration of Check 21. To respond to the Check 21 mandate, the 
objectives of this report are to (1) determine the gains in economic 
efficiency from check truncation and evaluate the benefits and costs to 
banks and the Federal Reserve from check truncation;[Footnote 4] (2) 
assess consumer acceptance of the check truncation process resulting 
from Check 21; and (3) evaluate the benefits and costs to consumers 
from check truncation under Check 21. 

To determine the gains in economic efficiency from check truncation and 
evaluate the benefits and costs to financial institutions from check 
truncation, we separately analyzed costs for the check operations of 
the Federal Reserve and a group of banks. Using data from the Federal 
Reserve's cost accounting system, we applied an econometric cost model 
to estimate the effects of different variables, such as the volume of 
checks processed, wages, and other costs incurred by the Federal 
Reserve, on total check processing costs from 1994 through 2007. While 
the Federal Reserve has consistent cost accounting data, the banking 
industry does not. Accounting for costs associated with check 
processing varies across the banking industry, preventing a similar 
analysis for private-sector costs. Instead, we sent a data collection 
instrument to and interviewed officials from the 10 largest banks by 
deposit size as of March 2008 in the United States and a group of 
smaller banks. The 10 banks account for a significant volume of checks 
presented (in 2007, about one-third of all checks paid). We asked about 
costs related to paper check processing, the investment that banks 
incurred to exchange check images, the cost savings that banks achieved 
(including labor and transportation) with image technology, and the 
impact of check imaging and substitute checks on losses from fraudulent 
checks. We sent the data collection instrument to the 10 banks and 
received a response from 9. For the bank that did not respond, we 
interviewed an official representing the bank at an early stage of our 
engagement. We conducted follow-up interviews with a number of the 
institutions requesting clarification of their responses. In addition, 
we sent the data collection instrument to 12 smaller banks, which had 
assets ranging from less than $500 million to $5 billion. Our selection 
criteria included whether the banks were located in metropolitan or 
nonmetropolitan areas and were on the Electronic Check Clearing House 
Organization's (ECCHO) list of participating members. From this group 
of 12 banks, we received five completed forms. We conducted follow-up 
interviews with three of the smaller banks. To assess bank consumer 
acceptance of the check truncation process resulting from Check 21, we 
conducted in-person interviews with 108 consumers. The consumers 
represented an approximate distribution of the U.S. adult population 
across broad categories (age, education, and income). Consumers had to 
meet certain other conditions: having primary responsibility in the 
household for balancing the financial account that allows paper check 
writing and having received canceled original checks in paper form with 
the checking account statement at some point since 2000. However, the 
consumers recruited for the interviews did not form a random, 
statistically representative sample of the U.S. population; therefore, 
we could not generalize the results of the interviews to the relevant 
total population. The interview questions covered topics, such as how 
consumers reviewed their checking account activity, their acceptance of 
the check truncation process, and any problems or errors they might 
have had with their checking accounts since Check 21. This report does 
not contain all the results from the consumer interviews. We reproduced 
the text from our structured interview instrument and tabulated the 
results from the questions in Questions for Consumers about Check 21 
Act (GAO-09-9SP). To evaluate the benefits and costs to bank consumers 
from check truncation, we interviewed Federal Reserve Board staff, 
representatives from Consumers Union, the Consumer Federation of 
America, and the U.S. Public Interest Research Group, and bank 
officials to identify possible benefits and costs. We also analyzed a 
study by the Board of Governors of the Federal Reserve System (Federal 
Reserve Board) that assessed the banking industry's implementation of 
Check 21. To determine whether bank consumers incurred fees for 
receiving canceled checks and check images since Check 21, we reviewed 
survey data on bank fees for 2001 through 2006 collected by Informa 
Research Services Inc., a private-sector firm. 

We conducted this performance audit from September 2007 to October 2008 
in accordance with generally accepted government auditing standards. 
Those standards require that we plan and perform the audit to obtain 
sufficient, appropriate evidence to provide a reasonable basis for our 
findings and conclusions based on our audit objectives. We believe that 
the evidence obtained provides a reasonable basis for our findings and 
conclusions based on our audit objectives. See appendix I for a more 
detailed discussion of our scope and methodology. 

Results in Brief: 

Check truncation has not yet resulted in overall gains in economic 
efficiency for the Federal Reserve or for selected banks, but Federal 
Reserve and bank officials expect efficiencies in the future. The 
expectation for electronic processing of checks was that it would lead 
to gains in economic efficiency--that is, removing paper from the 
payment stream would lead to lower costs. However, our analysis of 
Federal Reserve cost accounting data does not demonstrate that the 
Federal Reserve's costs for processing payments have decreased--which 
may reflect that the Federal Reserve must still maintain its ability to 
process paper checks, while it invests in equipment and software for 
electronic check processing and incurs costs associated with closing a 
number of check processing sites. But, we also found that the total 
work hours associated with the Federal Reserve's check processing 
operations decreased by approximately 48 percent from 2.1 million hours 
for the fourth quarter of 2001 to 1.3 million hours for the fourth 
quarter of 2007 and the transportation costs associated with check 
processing operations decreased by about 11 percent from the fourth 
quarter of 2001 to the fourth quarter of 2007. Estimates of whether 
costs were lower for banks as a result of Check 21 varied considerably, 
reflecting the diverse ways in which they handle checks and payments 
and differences among cost accounting systems. For example, several of 
the 10 largest banks noted that maintaining a dual paper-electronic 
infrastructure to date had prevented them from achieving overall lower 
costs, although they also had seen reduced transportation and labor 
costs. As Federal Reserve officials noted, the willingness of private 
banks to invest in the equipment needed to process checks 
electronically demonstrated the bank's expectation of lower costs. The 
banks said that they expect that eventually costs would be lower. 
According to our interviews with three smaller banks, they generally 
have migrated all of their check volumes to electronic processing 
rather than operating two processing systems and have seen lower costs 
for transportation and labor. Since cost accounting systems vary among 
banks and many were unwilling to share proprietary data on their costs, 
it was not possible to estimate the industrywide cost effect of check 
truncation. Check imaging and the use of substitute checks appear to 
have had a neutral or minimal effect on bank fraud losses. 

Most bank consumers seem to have accepted changes to their checking 
accounts from the check truncation process. In one-on-one, in-person 
structured interviews with 108 bank consumers living in three cities, 
we learned that the majority of these consumers accepted not receiving 
their canceled checks and being able to access information about their 
checking account activity online. Eleven percent of these consumers 
still wanted to receive canceled checks with their account statement. 
In addition, most consumers reported that they were not concerned 
significantly about their ability to demonstrate proof of payment using 
a substitute check or check image rather than a canceled check. Few 
consumers reported that they experienced errors from the check 
truncation process. In addition, we found on the basis of our review of 
consumer complaints that the federal banking regulators reported few 
complaints about Check 21. Of the approximately 35,000 consumer 
complaints submitted to the four federal banking regulators in 2006 and 
2007, 172 were related to Check 21 issues. The primary consumer 
complaint was that the account holder wanted to continue receiving 
canceled checks. These findings appear consistent with findings in the 
Federal Reserve Board's April 2007 report to Congress on Check 21. 
Specifically, the Federal Reserve Board reported that less than 1 
percent of all complaints received by the federal banking regulators 
were related to Check 21. 

To the extent that banks have implemented electronic check processing, 
bank consumers have realized both benefits and costs relating to faster 
processing and access to information about their checking accounts. We 
found that some banks reported that they have extended the cut-off time 
for accepting deposits for credit on the same business day, which can 
result in faster availability of deposited funds for consumers. 
However, the funds availability requirements of the Federal Reserve 
Board's Regulation CC have not been amended as a result of Check 21. 
Regulation CC limits the time that banks can hold funds deposited into 
customer accounts before these funds must be made available for 
withdrawal. In its April 2007 report, the Federal Reserve Board 
concluded that much broader adoption of new technologies and processes 
by the banking industry must occur before check return times could 
decline appreciably and thereby permit a modification of the funds 
availability deadlines. However, Check 21 has contributed to 
acceleration of the pace of the Federal Reserve's consolidation of 
check processing offices, which has increased the proportion of checks 
that are classified as local. As a result, a large number of consumer 
checks are now subject to shorter maximum hold periods by banks under 
Regulation CC. Many bank consumers have realized other benefits 
including simpler statements (that is, consumers said it was easier to 
review images on a few sheets of paper than handle many canceled 
checks) and immediate access to information about payments. Bank and 
industry association officials also noted benefits of check truncation, 
such as better customer access to check images and accelerated customer 
deposit availability. Check 21's expedited recredit provision 
(requiring banks to complete their investigation of a consumer's claim 
that a substitute check had been improperly charged to their account 
within 10 business days and recredit the consumer's account for a 
specified amount pending completion of the investigation) is considered 
a consumer benefit. However, on the basis of our consumer and bank 
interviews, it appears that a small number of consumers have filed 
expedited recredit claims. Some consumers also may incur fees if they 
elect to receive canceled checks and check images. Based on a survey of 
large retail banks conducted by Informa Research Services from 2001 to 
2006, fee amounts for receiving canceled checks generally have 
increased, while fees for image statements appear to have remained 
relatively flat. The Informa data also indicated that these banks 
charge different amounts depending on the type of checking account. 

We provided a copy of a draft of this report to the Federal Reserve 
Board, which provided us with written comments that are reprinted in 
appendix III. It agreed with our overall conclusion that, over the past 
four years, the banking industry has made substantial progress toward 
establishing an end-to-end electronic check-processing environment. In 
commenting on this report, it noted that the Federal Reserve Banks 
expect that by year-end 2009, more than 90 percent of their check 
deposits and presentments will be electronic. They also commented that 
the ongoing transformation to electronic check-processing environment 
has not been without cost. As noted in our report, the Federal Reserve 
Banks have reduced their transportation costs and work hours associated 
with their check services. And, according to the Federal Reserve Board, 
they earned a net income of $326 million for providing check services 
from 2005 through 2007. The Federal Reserve Board concurred with a 
number of consumer benefits identified in the report: faster funds 
availability on check deposits due to later deposit deadlines, quicker 
access to account information, and improved customer service. In 
addition, we sent a draft of this report to the Federal Deposit 
Insurance Corporation, Office of the Comptroller of the Currency, and 
Office of Thrift Supervision. Only the Office of the Comptroller of the 
Currency provided us with technical comments, which we incorporated as 
appropriate. We provided sections of the draft of this report to bank 
officials for their technical review and several of them provided us 
technical comments, which we incorporated as appropriate. 

Background: 

This section of the report describes the paper-and electronic-based 
check collection processes, presents statistics on the use of 
electronic and nonelectronic payments and types of check processing, 
and describes the Federal Reserve's role in check collection. 

Check Collection Process: 

Interbank checks are cleared and settled through an elaborate check- 
collection process that includes presentment and final 
settlement.[Footnote 5] Check presentment occurs when the checks are 
delivered or images transmitted to the paying banks for payment and the 
paying banks must decide whether to honor or return the checks (see 
fig. 1). Settlement of checks occurs when the collecting banks are 
credited and the paying banks are debited, usually through accounts 
held at either the Federal Reserve or correspondent banks. 

Figure 1: Paper-Based Check Collection and Processing: 

This figure is a combination of illustrations showing paper-based check 
collection and processing. 

[See PDF for image] 

Source: GAO (analysts); Art Explosion (images). 

[End of figure] 

In the paper-based check collection process, banks of first deposit 
generally sort deposited checks by destination and dispatch them for 
collection. Banks of first deposit physically can collect a paper check 
through several methods: 

* Direct presentment of the paper check to the paying bank; 

* Exchange of the paper check at a clearing house in which the bank of 
first deposit and the paying bank are members; 

* Collection of the paper check through an intermediary, such as a 
correspondent bank or a Federal Reserve Bank; or: 

* Some combination of the above methods. 

When a paying bank decides not to pay a check, the bank typically 
returns the dishonored check to the bank of first deposit. Under the 
Uniform Commercial Code, the paying bank generally has until midnight 
of the day following presentment ("midnight deadline") to return 
dishonored checks or send notices of dishonor.[Footnote 6] The paying 
bank may return a dishonored check, commonly referred to as a return 
item, directly to the bank of first deposit through a clearing house 
association, if applicable, or through a returning bank (a bank 
handling a returned check), including the Federal Reserve. 

Regulation CC was promulgated by the Federal Reserve Board in 1988 to 
implement the Expedited Funds Availability Act of 1987 (EFAA), which 
establishes the maximum periods of time that banks can hold funds 
deposited into accounts before those funds must be made available for 
withdrawal. Among other things, the EFAA and its implementing 
Regulation CC generally require banks to make funds from local checks 
available by the second business day after the day of deposit; funds 
from nonlocal checks must be available by the fifth business day after 
the day of deposit.[Footnote 7] 

At each step, the check must be processed physically and then shipped 
to its destination by air or ground transportation. Some have suggested 
that truncating paper checks, or stopping them before they reach the 
paying bank, could result in lower costs to process checks and benefits 
to both the banking industry and the public. Under Regulation CC, the 
term "truncate" means to remove an original check from the collection 
or return process. Instead, the recipient receives a substitute check; 
or by agreement, information relating to the original check (including 
data taken from the magnetic ink character recognition line of the 
original check or an electronic image of the original check), whether 
with or without the subsequent delivery of the original check (see fig. 
2).[Footnote 8] 

Figure 2: Example of a Substitute Check: 

This figure is a picture of a substitute check. 

[See PDF for image] 

Source: ECCHO. 

[End of figure] 

Electronic Check Processing and Imaging Technology: 

Essentially, check imaging is a process through which a paper check is 
scanned and a digital image is taken of the front and back of the paper 
check. The paper check may then at some point be destroyed and the 
images may then be stored in an archive maintained by the bank for 
retrieval if needed. When a paper check is imaged depends on the 
structure of a bank's back office operations. Some banks have the 
capability to image a paper check at their branches, while others 
transport the paper to centralized locations where the paper is imaged. 
Once the images are taken, an image cash letter (ICL) is assembled and 
sent to the paying bank directly or to an intermediary (such as the 
Federal Reserve, a correspondent bank, or an image exchange processor) 
for ultimate presentment to the paying bank (see fig. 3). Since Check 
21 was enacted, imaging technology has been further refined so that it 
is possible for a bank to image a paper check at its branches or 
automated teller machines (ATM)--commonly referred to as branch or ATM 
capture. In addition, some banks are beginning to offer a service to 
their customers called remote deposit capture where merchants can scan 
the paper checks they receive and electronically deposit those images 
at the bank. 

Figure 3: Check Image Processing: 

This figure is a combination of illustrations of check image 
processing. 

[See PDF for image] 

Source: GAO (analysts); Art Explosion (images). 

[End of figure] 

As discussed in the introduction to this report, electronic check 
processing was hampered by certain legal impediments that Check 21 
addressed. Moreover, as we reported in 1998, perceptions about consumer 
preferences for receiving canceled checks also deterred electronic 
check processing.[Footnote 9] Because, under Check 21, checks drawn on 
any particular bank can be truncated by any bank across the country, 
banks cannot return the original canceled paper checks to their 
customers once they are imaged. At the time of our 1998 report, Federal 
Reserve officials and bank officials with whom we spoke expressed a 
belief that many consumers wanted their canceled checks 
returned.[Footnote 10] 

Recent Trends in Check Use, Overall Electronic Payments, and Electronic 
Processing of Checks: 

The popularity of the paper check as a retail payment instrument in the 
United States is waning. The Federal Reserve has estimated that the 
number of checks used in the United States peaked during the mid-1990s 
at around 50 billion checks per year.[Footnote 11] In its 2007 study 
the Federal Reserve highlighted the decline in check usage as a retail 
payment instrument. It reported that both the number of checks written 
and checks paid declined from 2003 through 2006. In 2006, 33.1 billion 
checks were written compared with 37.6 billion checks in 2003 and paid 
checks decreased from 37.3 billion checks to 30.6 billion checks in the 
same period. The number of checks written differs from checks paid 
because paper checks that have been converted into automated clearing 
house (ACH) payments were included in the figure for checks 
written.[Footnote 12] Additionally, the Federal Reserve concluded that 
the share of retail payments made electronically was growing, while the 
share of check payments of total noncash payments was declining. 
Electronic payments, including debit and credit cards, ACH payments 
(including check conversions), and electronic benefit transfers (EBT) 
amounted to two-thirds of the total number of noncash payments, which 
in 2006 totaled 93.3 billion.[Footnote 13] The share of check payments 
declined from 46 percent in 2003 to 33 percent in 2006 (see fig. 4). 

Figure 4: Distribution of the Number of Noncash Payments: 

This figure is a combination of two pie graphs showing distribution of 
the number of noncash payments. 

2003: 

Checks (paid): 46%; 
Credit card: 23%; 
Debit card: 19%; 
ACH: 11%; 
EBT: 1%. 

2006: 

Checks (paid): 33%; 
Credit card: 23%; 
Debit card: 27%; 
ACH: 16%; 
EBT: 1%. 

[See PDF for image] 

Source: The 2007 Federal Reserve System Payment Study. 

[End of figure] 

While check use has declined, check processing increasingly has become 
electronic. As shown in figure 5, from June 2006 through June 2008, the 
number of imaged checks deposited by collecting banks and received by 
paying banks has grown steadily. In June 2006 banks deposited 206 
million checks as images compared with June 2008, when banks deposited 
1.1 billion checks. Similarly, the number of checks received as images 
by the paying banks has grown. In June 2006, paying banks received 89 
million items; by June 2008, they received almost 852 million items. 
However, the number of substitute checks has not declined, but has 
increased from 117 million in June 2006 to 283 million in June 2008. 
These checks represent paper that must be presented physically to 
paying banks through the collection system. 

Figure 5: Number of Check Images Deposited and Received and Number of 
Substitute Checks Printed, June 2006-June 2008: 

This figure is a combination line graph showing the number of check 
images deposited and received and number of substitute checks printed, 
June 2006-June 2008. The X axis represents month and year, and the Y 
axis represents the number of millions. The lines represent checks sent 
for collection via image, image items received by paying institution, 
and substitute checks received by paying institution. 

2006: 06; 
Image items received by paying institution: 89; 
Substitute checks received by paying institution: 117.4; 
Checks sent for collection via image: 206.4. 

2006: 07; 
Image items received by paying institution: 95.9; 
Substitute checks received by paying institution: 120.9; 
Checks sent for collection via image: 216.8. 

2006: 08; 
Image items received by paying institution: 129.7; 
Substitute checks received by paying institution: 143.7; 
Checks sent for collection via image: 273.3. 

2006: 09; 
Image items received by paying institution: 143.7; 
Substitute checks received by paying institution: 149.6; 
Checks sent for collection via image: 293.2. 

2006: 10; 
Image items received by paying institution: 204.8; 
Substitute checks received by paying institution: 184.2; 
Checks sent for collection via image: 389. 

2006: 11; 
Image items received by paying institution: 245.5; 
Substitute checks received by paying institution: 182.1; 
Checks sent for collection via image: 427.5. 

2006: 12; 
Image items received by paying institution: 286.6; 
Substitute checks received by paying institution: 193.9; 
Checks sent for collection via image: 480.5. 

2007: 01; 
Image items received by paying institution: 319.4; 
Substitute checks received by paying institution: 211.1; 
Checks sent for collection via image: 530.5. 

2007: 02; 
Image items received by paying institution: 311.9; 
Substitute checks received by paying institution: 193.3; 
Checks sent for collection via image: 505.2. 

2007: 03; 
Image items received by paying institution: 393.2; 
Substitute checks received by paying institution: 228.5; 
Checks sent for collection via image: 621.7. 

2007: 04; 
Image items received by paying institution: 446; 
Substitute checks received by paying institution: 231.5; 
Checks sent for collection via image: 677.5. 

2007: 05; 
Image items received by paying institution: 501.3; 
Substitute checks received by paying institution: 259.3; 
Checks sent for collection via image: 760.6. 

2007: 06; 
Image items received by paying institution: 487.1; 
Substitute checks received by paying institution: 247.2; 
Checks sent for collection via image: 734.3. 

2007: 07; 
Image items received by paying institution: 555.4; 
Substitute checks received by paying institution: 261.5; 
Checks sent for collection via image: 816.9. 

2007: 08; 
Image items received by paying institution: 598.5; 
Substitute checks received by paying institution: 277.1; 
Checks sent for collection via image: 875.5. 

2007: 09; 
Image items received by paying institution: 576.2; 
Substitute checks received by paying institution: 263.2; 
Checks sent for collection via image: 839.4. 

2007: 10; 
Image items received by paying institution: 683.4; 
Substitute checks received by paying institution: 310; 
Checks sent for collection via image: 993.4. 

2007: 11; 
Image items received by paying institution: 673.6; 
Substitute checks received by paying institution: 278.7; 
Checks sent for collection via image: 952.4. 

2007: 12; 
Image items received by paying institution: 716.8; 
Substitute checks received by paying institution: 284.8; 
Checks sent for collection via image: 1001.6. 

2008: 01; 
Image items received by paying institution: 745.4; 
Substitute checks received by paying institution: 293.9; 
Checks sent for collection via image: 1039.3. 

2008: 02; 
Image items received by paying institution: 713.7; 
Substitute checks received by paying institution: 276.8; 
Checks sent for collection via image: 990.4. 

2008: 03; 
Image items received by paying institution: 795.5; 
Substitute checks received by paying institution: 292.6; 
Checks sent for collection via image: 1088.1. 

2008: 04; 
Image items received by paying institution: 854.4; 
Substitute checks received by paying institution: 306.5; 
Checks sent for collection via image: 1160.9. 

2008: 05; 
Image items received by paying institution: 821.9; 
Substitute checks received by paying institution: 285; 
Checks sent for collection via image: 1106.8. 

2008: 06; 
Image items received by paying institution: 851.5; 
Substitute checks received by paying institution: 283.3; 
Checks sent for collection via image: 1134.8. 

[See PDF for image] 

Source: GAO analysis of ECCHO data. 

[End of figure] 

Federal Reserve's Role in Check Collection and Its Consolidation of 
Check Offices: 

The Federal Reserve operates a comprehensive, nationwide system for 
clearing and settling checks drawn on banks located throughout the 
United States. These offices accept paper check deposits and transport 
the paper checks to the paying bank. Since the effective date of Check 
21, the Federal Reserve sends and receives images between banks. The 
Federal Reserve offers imaged check products--commonly referred to as 
the Check 21 products (Fed Forward, Fed Receipt, and Fed Return)--for a 
fee to banks that use its check collection services.[Footnote 14] 
According to the Federal Reserve Board's 2007 Annual Report, of the 
approximately 10 billion checks (about one-third of the total 30.6 
billion paid checks) processed through the Federal Reserve in 2007, 
42.2 percent were deposited as images and 24.6 percent were received 
using Check 21 products. Further, in the month of July 2008, the 
proportion of checks deposited and presented as images using the 
Federal Reserve's Check 21 products increased to 77.8 percent and 54.4 
percent, respectively. 

As a result of the declining check volumes, the Federal Reserve 
developed a long-term plan for restructuring its check processing 
operations. In 2003, the Federal Reserve had 45 check offices. Since 
then, the Federal Reserve has closed a number of offices or gradually 
eliminated its check processing operations. In June 2007, the Federal 
Reserve announced that its check services system would be consolidated 
into four regional check processing sites. As of September 30, 2008, 
the Federal Reserve had 15 check offices and was working toward the 
objective of maintaining four offices at Atlanta, Cleveland, Dallas, 
and Philadelphia by the end of the first quarter of 2010. Given the 
significant declines in paper check deposit volumes, the Federal 
Reserve's Retail Payments Office believes that the Federal Reserve 
likely will accelerate the consolidation schedule even further, 
reducing its check processing offices to perhaps one office by mid- 
2010. 

Check Truncation Has Not Resulted Yet in Overall Gains in Economic 
Efficiency for the Federal Reserve or for Banks, but Is Expected to 
Produce Efficiencies in the Future: 

Check truncation has not resulted yet in overall gains in economic 
efficiency for the Federal Reserve or for the banks we surveyed, but 
Federal Reserve and bank officials expect efficiencies in the future. 
The expectation for electronic processing of checks was that it would 
lead to gains in economic efficiency--that is, removing paper from the 
payment stream would lead to lower costs. Our analysis of Federal 
Reserve cost accounting data suggests that its costs may have increased 
since the passage of Check 21, which may reflect concurrent maintenance 
of its paper processing infrastructure, investments in equipment and 
software for electronic check processing, and incurred costs associated 
with closing check processing sites. Estimates varied on whether costs 
were lower for private banks as the result of the check truncation that 
Check 21 facilitated, reflecting differences in the ways in which 
different banks handle checks and payments and differences among cost 
accounting systems. For example, several of the 10 largest banks noted 
that maintaining a dual paper-electronic infrastructure to date had 
prevented them from achieving overall lower costs, although they had 
seen reduced transportation and labor costs. Check imaging and the use 
of substitute checks appear to have had a neutral impact on banks' 
fraud losses. 

Federal Reserve Cost Accounting Data Do Not Indicate Gains in Economic 
Efficiency to Date, Partly Due to Maintenance of Dual Paper and 
Electronic Processing Systems: 

We found and the Federal Reserve's budget documents report that check 
truncation has not decreased Federal Reserve costs, although it 
contributed to decreased labor hours and transportation costs in 
Federal Reserve check services. To distinguish the effects of check 
truncation from other factors influencing the Federal Reserve's total 
costs for check clearing services, we modified econometric cost 
functions that Federal Reserve economists have used to assess the 
effects of check volumes on total costs. In particular, we sought to 
distinguish the effect of the increased use of check truncation 
following passage of Check 21 on total costs from the concurrent 
effects of: 

* the decrease in the number of checks written in the United States, 

* changes in the volume of checks processed by the Federal Reserve, 

* the Federal Reserve's consolidation of its check services, and: 

* costs of labor, software, and other expenses associated with the 
check processing services. 

With this consolidation of check offices, the Federal Reserve has 
incurred an estimated $115 million in costs from 2003 through 2007, 
including severance and other payments, which would increase total 
check services costs. However, the Federal Reserve did recover all 
costs for its check services from 2005 through 2007.[Footnote 15] 

Consistent with our results, the Federal Reserve's annual budget 
reports from 2006 through 2008 reported that the Federal Reserve's 
budget for check services experienced cost overruns. Most recently, the 
2008 annual budget review reported that the expense overrun was due 
mainly to greater systemwide costs in preparation for additional 
restructuring of check services (costs included $34.0 million for 
accrual of severance, equipment impairments, and other 
expenses).[Footnote 16] The 2007 annual budget review noted total 
expenses for check services were to increase to $11.0 million 
reflecting higher costs for Check 21-related supplies and equipment, as 
well as additional resources necessary to facilitate further 
consolidation into five regional check-adjustments sites.[Footnote 17] 

Similarly, the 2006 annual budget review reported: 

"Total check service expenses were budgeted to increase by $5.7 
million, or 0.9 percent from the 2005 estimate. The increase reflects 
one-time costs to prepare further consolidations of check operations, 
as well as other initiatives underway to improve the efficiency of 
check operations, including investments in Check 21 technology to 
accommodate increased volumes."[Footnote 18] 

The Planning and Control System (PACS) is the Federal Reserve's cost 
accounting system for recording expenses, which includes the costs of 
its check operations. We analyzed PACS data on check processing to 
determine whether electronic check processing had an effect on total 
processing costs. Our analysis builds on previous research by 
economists in the Federal Reserve.[Footnote 19] The analysis includes 
estimation of econometric cost functions using quarterly data from 
first quarter of 1994 through the fourth quarter of 2007. We chose 1994 
as the beginning point for the analysis based on conversations with 
Federal Reserve officials about the data and in order to provide 
adequate coverage for the period before and after enactment of Check 
21. These cost functions estimate the effects that different 
explanatory variables may have on total Federal Reserve costs for check 
services. Explanatory variables include the total volume of checks 
processed, the introduction of electronic processing or the volume of 
checks processed electronically, the number of return items, the number 
of Federal Reserve check processing offices, whether Check 21 was in 
effect, and wage and price indexes. The cost functions permit isolation 
of the effect of Check 21 from the effects of other variables on the 
Federal Reserve's total costs for check services. 

The results do not demonstrate any gains in economic efficiency as 
measured by lower costs in the Federal Reserve's check operations for 
the period since the passage of Check 21 through 2007. In particular, 
the variable that would measure a change in total costs following the 
effective date of Check 21 did not have a statistically significant 
effect on total costs.[Footnote 20] See appendix II for a more detailed 
discussion of the estimated cost functions. In part, the results 
reflect costs associated with the concurrent closing of the Federal 
Reserve's check processing sites. While these closings should reduce 
costs in the long run, restructuring expenses incurred as part of the 
closings (such as severance pay for workers) represent up-front costs. 

The need to maintain dual infrastructures for paper and electronic 
check services also may explain the results. While Check 21 removed a 
barrier to electronic processing by creating the substitute check, 
Check 21 did not require that paper be removed from the process. So, 
the Federal Reserve continues to process paper checks and must maintain 
the infrastructure to process paper checks as it invests in new 
equipment to electronically process checks. Further, the creation of 
the substitute check also required investment in new equipment to print 
those instruments. For instance, a Federal Reserve Retail Payment 
Office official noted that the high-speed printing machines for 
substitute checks cost approximately $200,000 each and the Atlanta 
processing site had purchased about 12 of these machines.[Footnote 21] 

Although the move to electronic check services apparently has not led 
yet to overall cost savings, the Federal Reserve has seen decreases in 
transportation costs and work hours. With reduced paper volumes 
accompanying check truncation, the Federal Reserve's transportation 
costs for check services decreased approximately 11 percent from the 
fourth quarter of 2001 through the fourth quarter of 2007 (see fig. 6). 

Figure 6: Federal Reserve's Transportation Costs for Check Services, 
1994-2007: 

This figure is a combination line graph showing the Federal Reserve's 
transportation costs for check services, 1994-2007. The X axis 
represents the year and quarter, and the Y axis represents the dollars 
in millions. 

[See PDF for image] 

Source: GAO analysis. 

[End of figure] 

The Federal Reserve also has seen a decrease in the number of work 
hours for check services. Total work hours dropped from 2.6 million in 
the fourth quarter of 2001 to 1.3 million in the fourth quarter of 
2007, a decrease of approximately 48 percent (see fig. 7). 

Figure 7: Federal Reserve Total Work Hours in Check Services, 1994- 
2007: 

This figure is a line graph showing the Federal Reserve's total work 
hours in check services, 1994-2007. The X axis represents the year and 
quarter, and the Y axis represents the work hours (in millions). 

[See PDF for image] 

Source: GAO analysis. 

[End of figure] 

The Largest U.S. Banks Still Maintain Dual Paper and Image-Based Check 
Processing Systems for Check Collection and Noted Issues Affecting 
Costs and Implementation: 

Since the transition to imaging has been gradual throughout the banking 
industry, the 10 largest U.S. banks still are maintaining paper-based 
processing systems. As previously noted, Check 21 did not require banks 
to take any action other than the acceptance of the substitute check. 
The 10 largest banks in the United States, based on deposit size, 
generally have large national branch networks and process large volumes 
of checks; consequently, they have a financial incentive to reduce the 
amount of paper they have to sort and transport. In 2007, these banks 
individually had at least 350 million paper checks deposited by their 
customers and some of them had considerably higher deposits, up to 
approximately 5 to 7 billion checks. 

But, the 10 banks have achieved various levels of electronic 
processing. Two of the 10 banks have not converted their check 
processing systems to imaging, but plan to do so by early 2009 and 7 
banks have migrated to check imaging to some extent, but with imaging 
volumes at various levels. As of 2007, on the basis of our data 
collection instrument, the check volume of the seven banks that sent 
electronic check images ranged from almost 4 to 60 percent of their 
overall check deposits, although imaged volumes have been growing for 
some of the seven banks. However, the seven imaging banks are 
maintaining dual processing systems to collect on checks deposited at 
their institutions. If a bank cannot receive an image, a bank or an 
intermediary must either print a substitute check of the image or 
present the original paper check. 

Officials from four banks provided us with information on how the 
continued use of paper presentment has affected their transition to 
check imaging and their level of cost savings. Federal Reserve 
officials noted that the willingness of private banks to invest in the 
equipment needed to process check electronically demonstrated the 
bank's expectation of lower costs. One bank official told us that the 
bank still has to print substitute checks for presentment to the small 
institutions that cannot receive images, which adds to the bank's 
costs. Another bank noted that for banks that would prefer to receive 
only paper, it will deposit the image with either the Federal Reserve 
or another intermediary that then will print the substitute check to 
present for payment. An official representing this bank stated that the 
bank has to incur the additional cost of printing a substitute check 
or, if it goes through an intermediary, to pay the intermediary's 
prices. The same bank official added that maintaining paper operations 
has delayed the ultimate potential savings from electronic check 
processing because the bank had to keep in place its transportation 
network to continue delivering paper checks. A third bank official 
reported to us that fees paid to clear checks would be reduced as more 
and more banks converted to imaging. Finally, a bank official from the 
fourth bank advised us that mid-size and regional banks were behind in 
their conversion to imaging because they are too large to outsource 
their check business, but not large enough to have a financial 
incentive to invest in check imaging technology. Thus, they continued 
to use local clearinghouses where they could exchange their checks at 
very low costs. This official noted that these banks need a reasonable 
business case for investing in check imaging. 

The declining volumes of paper checks also may be inhibiting the 
migration of some banks to check imaging. As previously noted, from 
2003 through 2006, the number of checks paid had declined from about 37 
billion to over 30 billion checks. According to one bank trade 
association, some banks are still undecided about converting to imaging 
because they recognize that check volume is declining and wonder why 
they should invest in check processing technology. During our 
interviews, some of the seven imaging banks raised the issue of 
declining check volumes as an additional complication preventing some 
banks from converting to check imaging. Officials from the Federal 
Reserve acknowledged while the volume of checks is declining, paper 
checks would continue to be used long enough to warrant banks' 
investments in the technology for a more efficient check processing 
method. In both the paper-based and the image-based check processing 
systems, the bank of first deposit bears most of the cost of check 
collection; thus, it has the most financial incentive to convert to an 
image-based system. In addition, under EFAA, the bank of first deposit 
is required to release funds to the depositor within specified time 
periods; thus, it has an additional incentive for speeding up 
processing.[Footnote 22] The paying bank has the least market incentive 
to migrate to imaging because it does not incur the costs for 
collection, such as transportation and clearing fees. 

Officials representing some of the four banks with the highest volumes 
of check image deposits and receipts raised concerns with us that some 
banks are refusing to migrate to the new imaging technology and some 
action may be needed to encourage them to do so. One official told us 
that paying banks should be paying more of the cost of check processing 
so that they would have a financial incentive to receive images. The 
official specifically stated that a group of banks has refused to 
implement the technology and accept images. Another bank official said 
that from approximately 5 to 7 percent of banks have refused to convert 
to imaging and may need regulatory pressure to adopt the technology. 

Largest Banks That Migrated to Imaging Achieved Cost Savings in the 
Areas of Transportation and Labor, but also Incurred Technology Costs: 

Under a paper-based check system, paper checks have to be sorted and 
transported at every step until they are presented to paying banks; as 
a result, transportation and labor are among the banks' highest costs. 
From our analysis of responses to our data collection instrument, 
officials from largest banks told us that labor was their largest 
category of expenditures related to check processing followed by 
transportation. However, none of the seven banks that process checks 
electronically expect transportation to be a large expenditure category 
for future processing operations if imaging technology is fully 
implemented. 

According to our bank interviews, air transportation networks of some 
of the largest U.S. banks have been reduced. Four banks (those with the 
highest volumes of check image deposits and receipts) have reduced 
intrabank and interbank transportation routes for checks, particularly 
air routes. By the end of 2009, two of the four will have eliminated 
their air transportation networks entirely. However, three of the four 
banks have not reduced costs for couriers and local transportation to 
the same extent as for air transportation because they still transport 
paper to central processing offices or to local clearinghouses. 

We were told by two bank officials we interviewed that as more paper 
checks are imaged at the branch level, the ground transportation costs 
of banks should be reduced. One bank official advised us that the 
earlier the bank can transmit the check information to its processing 
system and capture the checks as images, the lower the bank's costs. 
The official added that the bank is working toward implementing branch 
"capture" (that is, conversion to an image) because the institution 
achieves better float management and eliminates courier transportation 
from its cost equation.[Footnote 23] Another bank official told us that 
because his bank's transportation costs (for paper checks going from 
the branches to the central processing office) would not be reduced 
until the branches could capture check images; the bank had developed a 
pilot program for capture in a few branches. Although imaging was 
expected to result in savings in labor and transportation, the costs 
associated with installing and maintaining imaging equipment and the 
need to continue to maintain paper processing and clearing capabilities 
has prevented the realization of cost savings. According to a third 
bank, it is unclear when it will recover its significant investment in 
imaging equipment, image archives, and image exchange enhancements, if 
ever, due in part to the absence of universal adoption of check 
imaging. 

In contrast, we were told that transportation costs for banks that have 
not migrated to electronic processing may increase because as the 
overall volume of paper checks declines (due to check imaging and 
consumer preference) transporting the remaining checks will become more 
expensive on a per check basis. According to Federal Reserve officials, 
when fewer banks require the services of a particular transportation 
network, per-check transportation costs will increase for those banks 
still using the services because the network is transporting a smaller 
number of checks. The costs for the last bank on a specific route will 
be very expensive. According to one Federal Reserve official, in the 
future overnight mail may be the only practical option for these banks. 
In congressional testimony, the Director of the Federal Reserve Board's 
Division of Reserve Bank Operations and Payment Systems stated, "As 
banks improve their technological capabilities, they can reduce their 
reliance on air and ground transportation, especially shared 
transportation arrangements. The banks that remain tied to paper checks 
will continue to bear the costs of those arrangements."[Footnote 24] 

Furthermore, bank officials told us that they had additional technology 
costs when they converted to a check imaging system. To exchange checks 
electronically with other banks, banks needed to adapt their systems 
both to send and receive images. The technologies required for 
electronic check processing include hardware and software to image 
checks, archive images, and transmit image cash letters for collection. 
From the analysis of responses to our data collection instrument, six 
banks projected that the technology costs would continue to be in the 
"great" or "greatest" range for the foreseeable future. On the basis of 
our interviews, the two largest imaging banks have recovered or will 
recover the investments they made for check imaging by 2009. An 
official representing one of the three banks stated that the bank 
recovered its investment in imaging mostly through savings in labor and 
transportation. Moreover, the bank had less equipment, lower 
maintenance costs on the remaining equipment, and needed less back 
office space because of electronic processing. The banks that have not 
recovered their investments still were investing in image archive and 
image exchange enhancements. 

Similar to the Federal Reserve, banks have to deal with substitute 
checks and, thus, may be required to invest in the printing of 
substitute checks. From the analysis of responses to our data 
collection instrument, officials representing banks that have deposited 
images categorized expenditures for the printing of substitute checks 
in the "some" to "very great" range. In a follow-up interview, one bank 
official told us that the bank decided to outsource the printing 
because it decided not to make the investment since substitute checks 
were a temporary measure and would not be used once all institutions 
were image-enabled. Thus, this investment did not make sense for the 
bank. Another bank official acknowledged that substitute check printing 
has cost the bank hundreds of thousands of dollars to implement. 

A Few Smaller-Size Banks Have Seen Lower Costs for Transportation and 
Labor from Electronic Check Processing: 

Smaller banks also have been migrating to electronic check processing. 
But, according to our interviews with three smaller banks (in this 
case, one bank and two credit unions), they have migrated all of their 
volumes to electronic processing rather than operating two processing 
systems, as the largest banks have been doing. In addition, the three 
smaller banks told us that they typically will use a third-party 
processor, an image exchange processor like Endpoint Exchange, the 
Federal Reserve, or another intermediary, such as a correspondent bank. 
For example, a credit union deposited and received images through the 
Federal Reserve Banks, while a medium-size bank, with assets of $4.4 
billion, deposited and received images through an image processor and 
correspondent. 

Officials representing the smaller banks told us that it may be easier 
for small banks to completely migrate to imaging because their check 
volumes are minuscule in comparison to the volumes of the largest banks 
and their back offices generally are less complicated than those of the 
largest banks. The bank with $4.4 billion in assets received 
approximately 15 million checks for deposit in 2007, compared with the 
10 largest banks in which the bank with the lowest volume of check 
deposits had 350 million checks deposited. Moreover, generally when 
these institutions migrate to check imaging, they acquire the imaging 
services of their intermediary or processor rather than creating their 
own. 

In our interviews, representatives of the smaller banks described how 
check imaging had affected their operations and costs. The bank with 
assets of $4.4 billion reduced its costs by reducing its transportation 
network. According to a bank official, the bank also expects to secure 
cost savings from its local courier routes in the future. But, the bank 
had to invest in software to transfer check images to its correspondent 
bank. An official from a small credit union told us that check imaging 
allowed it to reduce its labor costs by half, after spending almost 
$6,000 for technology. Another credit union told us that they were able 
to eliminate three full-time equivalent positions because check 
processing and related operations (such as researching customer issues 
on payments) became more efficient. According to an official at the 
credit union, while the institution made some investments in technology 
and software, it had recovered the investment costs because of the 
staff reductions. 

Use of Substitute Checks and Check Imaging Appears to Have Had a 
Neutral Effect on Fraud Losses: 

Based on a recent American Bankers Association's (ABA) survey of their 
members about fraud in deposit accounts, the analysis of responses to 
our data collection instrument, and our interviews with banks, we found 
that the use of substitute checks and check imaging has had a neutral 
effect on fraud losses.[Footnote 25] In 2007, the ABA reported in its 
survey of members, more than 92 percent of the bank respondents 
answered that they had not incurred any losses from substitute checks 
in 2006. Of the 8 percent of banks that responded that they had 
incurred both fraud and non-fraud losses from substitute checks, more 
than 80 percent also responded that these losses did not occur because 
the instruments were substitute checks instead of original checks. 

From the analysis of our responses to our data collection instrument, 
the six largest banks that have migrated to electronic check processing 
noted that check imaging and the use of substitute checks had not 
affected the prevalence of losses from bad checks and that imaging has 
had a neutral or minimal effect on check fraud. Officials representing 
two of these banks explained in subsequent interviews that in the post- 
Check 21 world, since checks are being processed faster banks can catch 
a fraudulent item sooner. A third official told us that he had seen a 
slight decline in fraud losses since Check 21. Finally, from the 
analysis of the responses to our data collection instrument, four of 
the largest banks noted that they had not taken additional actions to 
alleviate the potential threat of losses from images of bad checks. 

Most Bank Consumers Appeared to Have Accepted Changes to Their Checking 
Accounts from the Check Truncation Process Resulting from Check 21: 

On the basis of our structured bank consumer interviews, we found only 
a small percentage of consumers who preferred to receive canceled 
checks with their checking account statement. Of the bank consumers we 
interviewed, 12 (or about 11 percent) wanted their canceled checks 
returned, while 37 (or about 35 percent) preferred to use online 
banking capabilities to review their check payment activity. In 
general, consumers expressed a variety of preferences for how banks 
should provide them with the most complete information about their 
check payments activity. Also, most of the consumers were not concerned 
significantly about being able to demonstrate proof of payment using a 
substitute check or check image rather than a canceled check. Few of 
the consumers reported that they suffered errors from the check 
truncation process. In addition to conducting consumer interviews, we 
reviewed consumer complaint data provided by federal banking regulators 
and found relatively few consumer complaints relating to Check 21. 

A Small Percentage of Bank Consumers Preferred Receiving Their Canceled 
Checks: 

We found that a small percentage of bank consumers in our structured 
interviews preferred receiving canceled checks, while the remaining 
consumers preferred reviewing their check payments activity online or 
in a less paper-intensive format, such as image statements. As we 
reported in an earlier report, perceptions about consumer preferences 
for the receipt of their canceled checks deterred the adoption of 
electronic check processing.[Footnote 26] Based on the bank consumers 
we interviewed, it appears that their preference for canceled checks is 
diminishing. In our interviews, consumers expressed a variety of 
preferences for how banks should provide them with the most complete 
information about their check payments activity (see fig. 8). 

Figure 8: Bank Consumer Preferences for Reviewing Check Payments 
Activity: 

This figure is a pie graph showing bank consumer preferences for 
reviewing check payments activity. 

On-line: 35%; 
Combination of check images and on-line: 16%; 
Paper checks: 11%; 
Check images: 10%; 
Combination of paper checks and on-line review: 7%; 
Combination of paper checks and check images: 7%; 
Combination of substitute checks and on-line: 5%; 
Combination of substitute checks and check images: 3%;
Combination of all: 2%; 
Substitute checks: 2%; 
Combination of paper checks, substitute checks, and on-line review: 2%; 
Combination of substitute checks and paper checks: 1%. 

[See PDF for image] 

Note: Percentages are based on responses from 107 bank consumers. 

[End of figure] 

In particular, 12 of the 107 consumers, or about 11 percent, told us 
that they preferred receiving their canceled checks with their checking 
account statement.[Footnote 27] Some of these consumers believed that 
canceled checks were better for recordkeeping and more secure than 
electronic images in terms of protecting their privacy. Others in this 
group stated they wanted to be able to review their handwriting and 
other details of the canceled paper check to ensure that the checks 
were not counterfeit or the signatures forged. However, most bank 
consumers we interviewed accepted the use of online banking to review 
their check payments activity. Specifically, 37 of the 107 consumers, 
or about 35 percent, told us that they preferred reviewing check 
information and images online.[Footnote 28] Several consumers stated 
that they did not need the "extra paper" from canceled checks and image 
statements and that online reviewing was more secure than receiving 
canceled checks. Some consumers stated that they enjoyed the 
convenience of reviewing their check payments activity online at any 
time. Twenty-eight of the 107 consumers, or 26 percent, preferred a 
combination of the various methods (check images, online review, paper 
checks, and substitute checks). 

Most Bank Consumers Were Not Concerned Significantly about 
Demonstrating Proof of Payment Using a Substitute Check or Check Image: 

Most bank consumers reported that they were not concerned significantly 
about demonstrating proof of payment despite the changes to their 
checking accounts resulting from check truncation. For example, a 
consumer might pay a debt using a check, but the creditor might not 
properly record the payment, and then ask the consumer to demonstrate 
proof that he or she paid. Under the check truncation process, the 
consumer most likely would have access only to a substitute check or an 
image of the canceled check and not the original, canceled check. 

In our structured interviews, we asked consumers about their experience 
with demonstrating proof of payment. We found that 33 of the 108 
consumers, or about 31 percent, had never been required to demonstrate 
proof of payment using canceled checks, substitute checks, or an image 
statement. We found that 58 of the 108 consumers, or about 54 percent, 
had used a canceled check to demonstrate proof of payment. We also 
found that 33 of the 108, or about 31 percent, had used a substitute 
check or image statement to demonstrate proof of payment. Most of these 
consumers reported that they had no difficulty using a substitute check 
or image statement, but some consumers reported that creditors would 
not accept an image showing only the front of the check so the consumer 
had to get copies of the front and back of the check from the bank. 

We then asked consumers whether they were concerned about having to 
demonstrate proof of payment using a substitute check or image 
statement rather than a canceled check. We found that 53 of the 
consumers, or about 49 percent, were "slightly" or "not at all" 
concerned about their ability to demonstrate proof of payment using a 
substitute check or image statement (see fig. 9). In particular, many 
of these consumers were confident that a substitute check or image 
statement contained all of the information necessary to demonstrate 
proof of payment. However, 35 of the consumers, or 32 percent, were 
"extremely" or "very" concerned about using a substitute check or image 
statement. Many of these consumers were concerned that having an image 
of only the front of the check might not be sufficient, particularly if 
they had experienced such difficulty in the past. 

Figure 9: Bank Consumer Concern about Demonstrating Proof of Payment 
Using a Substitute Check or Image Statement: 

This figure is a pie graph showing bank consumer concern about 
demonstrating proof of payment using a substitute check or image 
statements. 

Not concerned at all: 27%; 
Slightly concerned: 22%; 
Moderately concerned: 19%; 
Very concerned: 18%; 
Extremely concerned: 15%. 

[See PDF for image] 

Source: GAO. 

Note: Percentages may not total to 100 percent due to rounding. 

[End of figure] 

Few Bank Consumers Reported That They Experienced Errors from the Check 
Truncation Process: 

Few of the bank consumers we interviewed reported that they suffered 
errors from the check truncation process. We asked consumers whether 
they had experienced errors such as double-posting of an item, a forged 
signature on a check, a counterfeit check, or some other error 
involving canceled checks, substitute checks, and image 
statements.[Footnote 29] The consumers reported more errors involving 
canceled checks than substitute checks or image statements. 
Specifically, 28 of the 108 consumers, or about 26 percent, reported an 
error involving a canceled check and using it to resolve the error. In 
contrast, only one consumer we interviewed reported suffering an error 
related to double-posting of a debit and using a substitute check to 
resolve the error. Also, 7 of the 74 consumers who reported that they 
received image statements, or about 9 percent, reported errors 
involving an image statement and using it to resolve errors they 
experienced. See figure 10 for the distribution of reported errors 
involving canceled checks and image statements. 

Figure 10: Errors Reported by Bank Consumers Involving Canceled Checks 
and Image Statements: 

This figure is a combination of two pie graphs showing errors reported 
by bank consumers involving canceled checks and image statements. 

Have you experienced any of the following potential errors in involving 
your canceled check? 

None: 74%; 
Double-posting of an item: 11%; 
Other: 9%; 
Forged signature on one of your checks: 5%; 
Counterfeit check: 1%. 

Have you experienced any of the following potential errors involving in 
a check image? 

None: 91%; 
Double-posting of an item: 4%; 
Other: 1%; 
Forged signature on one of your checks: 3%; 
Counterfeit check: 1%. 

[See PDF for image] 

Source: GAO. 

Note: Percentages in the first graphic are based on responses from 108 
bank consumers. Percentages in the second graphic are based on 
responses from 74 bank consumers. 

[End of figure] 

Based on interviews with trade association and service vendor 
officials, we found that some banks have been correcting errors 
associated with double-posting of a check before consumers experience 
them. They told us that double-posting initially was a significant 
problem for banks as they adopted check truncation technology. However, 
they also noted that many banks have now incorporated protection in 
their computer system to identify duplicates before they reach the 
consumer, so that many consumers never see them when they review their 
bank statements. 

Federal Banking Regulators Reported Few Consumer Complaints on Check 
21: 

We found that a small percentage of consumers complained to the federal 
banking regulators about matters relating to Check 21.[Footnote 30] In 
its April 2007 report, the Federal Reserve Board found that less than 1 
percent of all complaints received by federal banking regulators 
related to Check 21. The results of our review of consumer complaint 
data on Check 21 corroborated the Federal Reserve Board's conclusion. 
Specifically, we reviewed consumer complaint data from the four federal 
banking regulators from October 28, 2004, through March 31, 2008, and 
found 172 complaints were submitted about Check 21. In comparison, in 
each year from 2005 through 2007, the regulators received approximately 
35,000 consumer complaints overall. Of the 172 complaints relating to 
Check 21, we found that 78, or about 45 percent, were from consumers 
who wanted to continue receiving canceled checks. The federal banking 
regulators responded to such complaints by noting that banks have no 
legal requirement to return canceled checks to consumers and that the 
return of canceled checks was dependent on the contractual agreement 
between consumers and their banks. However, in these instances, the 
data showed that the interested banks generally agreed to send canceled 
checks to consumers whenever possible. In addition, another 30 of the 
172 complaints, or about 17 percent, were from consumers concerned 
about the quality or clarity of image statements. Some of the banks we 
interviewed also mentioned image quality as a prominent consumer 
complaint, but we learned that they continue to seek a solution to 
image quality problems. 

Bank Consumers Have Realized Benefits and Costs Relating to Faster 
Check Processing and Access to Information about Their Checking 
Accounts: 

To the extent that banks have implemented electronic check processing, 
bank consumers have realized both benefits and costs relating to faster 
processing and access to information about their checking accounts. 
Faster check processing has helped some banks extend the cut-off time 
for same-day credit on deposits, which can result in faster 
availability of deposited funds. In addition, bank industry officials 
and some of the consumers we interviewed believe it is beneficial to 
receive simpler checking account statements with check images rather 
than canceled checks. Also, bank industry officials cited benefits to 
consumers from immediate access to information about checking account 
activity and improved customer service. In addition, consumers can 
benefit specifically from a provision of Check 21 because they have the 
right to expedited re-credit of their checking accounts if banks make 
certain errors associated with substitute checks. However, on the basis 
of our consumer and bank interviews, the extent to which consumers have 
benefited from expedited re-credit is unclear. We also found that some 
consumers may incur fees related to receiving canceled checks and check 
images with their checking account statements. Based on our review of 
available data from 2001 through 2006, it appears that fees for 
canceled checks have increased and fees for check images have remained 
relatively flat. In addition, the amount of the fees can vary depending 
on the type of checking account the consumer maintains. 

Some Bank Consumers May Experience Extended Cut-off Time for Deposits, 
but Broader Adoption of Electronic Processing by Banks Would Be Needed 
to Shorten Funds Availability Deadlines: 

We found that banks may have extended the cut-off time for accepting 
deposits for credit on the same business day, due to the check 
truncation process and other check-system improvements. Generally, 
banks had established a cut-off hour of 2:00 p.m. or later for receipt 
of deposits at their main or branch offices and a cut-off of 12:00 p.m. 
or later for deposits made at ATMs and other off-premise 
facilities.[Footnote 31] These cut-off times provided the banks with 
necessary time for handling checks and transporting them overnight to 
paying banks. The check truncation process and check imaging provide 
collecting banks with additional time to present checks to paying 
banks. As a result, banks may be able to establish a later cut-off 
hour, which would give consumers more time to deposit funds at the bank 
for same-day credit. 

Bank officials told us that they have started to adjust their cut-off 
times in some geographic areas in response to the growth of check 
truncation. Of the seven largest U.S. banks that have started to 
migrate to check imaging, five told us that they have extended some of 
their deposit cut-off times at certain branches. For instance, one bank 
on average extended its cut-off time by 2 hours in the Northeast, and 
another bank had plans in place to make a similar 2-hour extension in 
selected markets. A third bank told us that it has extended the cut-off 
time for accepting deposits for credit on the same business day at 
certain ATMs to 8:00 p.m. in several major cities such as Atlanta, 
Chicago, Los Angeles, and New York. 

Although some consumers may have additional time for making deposits, 
they may not be able to withdraw their funds any sooner because the 
funds availability schedules of Regulation CC have not been amended 
following enactment of Check 21. The Federal Reserve Board recently 
concluded that much broader adoption of new technologies and processes 
by the banking industry must occur before check return times can 
decline appreciably and thereby permit a modification of the funds 
availability deadlines.[Footnote 32] The Federal Reserve Board found 
that the banks of first deposit learn of the nonpayment of checks 
faster than they did when EFAA was enacted, but banks still do not 
receive "most" local or nonlocal checks before they must make funds 
available for withdrawal.[Footnote 33] 

However, the Federal Reserve's decision to consolidate its check- 
processing regions has had a direct effect on consumers in terms of the 
availability of their deposited funds under Regulation CC. 
Specifically, the consolidations have increased the proportion of local 
checks and thereby reduced the maximum permissible hold period from 5 
business days to 2 business days for many checks. As previously noted, 
the Federal Reserve's check-processing regions are being consolidated 
into four check-processing regions by the first quarter of 2010. 
Because the processing regions are larger (and will become even more 
so), the number of local checks has been increasing. 

In addition, based on the Federal Reserve Board's study and our own 
research, it appears that banks are making depositor funds available 
earlier than EFAA-established funds-availability schedules. 
Specifically, the Federal Reserve's Check 21 study found that banks 
make about 90 percent of all consumer deposits of local and nonlocal 
checks available more promptly than required by EFAA.[Footnote 34] 
Moreover, it found that banks make funds available from the majority of 
consumer check deposits within 1 business day.[Footnote 35] We reviewed 
the customer account agreements for 5 of the 10 largest U.S. banks and 
found that the general policy for each bank is to make funds available 
to consumers on the business day after the day of deposit. 

Many Bank Consumers Have Realized Other Benefits Related to Access to 
Information about Check Payments: 

Bank industry officials and some consumers we interviewed noted that 
consumers may realize other benefits relating to access to information 
about check payments. For example, bank consumers may receive simpler 
checking account statements using image technology. So-called "image 
statements" include a sheet of paper with multiple pictures or images 
of checks that were written by the consumer and processed since the 
last statement. In our interviews with 108 bank consumers, 75 
consumers, or about 69 percent, stated that they received image 
statements. When asked about their preferred method of receiving 
information about check payments, 11 of the 108 consumers interviewed, 
or about 10 percent, stated that they preferred receiving image 
statements over canceled checks or online review of check payments 
activity. Some of the 11 consumers told us that they preferred 
receiving image statements because, while they wanted a paper record of 
their check payments activity, they preferred not to handle and store 
canceled checks. 

Bank consumers who prefer to manage their checking account 
electronically also might realize benefits from immediate access to 
information about check payments. With the check imaging process and 
online access to their checking accounts, consumers can review check 
payments and images of their paid checks as soon as they are posted to 
the account and may recognize a problem sooner. With paper check 
processing, consumers must wait until the checking account statement 
arrives in the mail to review their check payments activity. Also, 
improved access to information can be beneficial to consumers when they 
need to work with the bank to resolve a problem. Bank industry 
officials and some consumers we interviewed noted that consumers may 
realize other benefits relating to access to information about check 
payments. 

Check 21's Expedited Recredit Is Considered a Consumer Benefit, but It 
Appears That a Limited Number of Consumers Filed for the Benefit: 

One of the expected consumer benefits of Check 21 is the right to 
expedited recredit, but the extent to which consumers have benefited is 
unclear. The expedited recredit provision is considered a benefit to 
consumers because other banking laws governing checks do not prescribe 
specific amounts or time frames by which banks must recredit a 
customer's account.[Footnote 36] On the basis of our bank consumer and 
bank interviews, it appears that a small number of bank consumers have 
filed expedited recredit claims. The right to expedited recredit exists 
if the consumer asserts in good faith that the bank charged the 
consumer's account for a substitute check provided to the consumer and 
either the check was not properly charged to the consumer's account, or 
the consumer has a warranty claim pertaining to the substitute 
check.[Footnote 37] The bank must recredit the customer's account 
unless it has provided the customer the original check or a copy of the 
original check that accurately represents all information on the 
original check and demonstrated to the consumer that the substitute 
check was properly charged to the consumer's account.[Footnote 38] 

On the basis of our consumer and bank interviews, it appears that a 
small number of bank consumers have filed expedited recredit claims. In 
our interviews with 108 consumers, 9 or about 8 percent of the 
consumers we interviewed, stated that they had received substitute 
checks with their main checking account statement, and none had 
exercised the right to expedited recredit. On the basis of the data 
provided to us by the 10 largest banks through the data collection 
instrument (which are not representative of the entire industry), we 
found 3 banks received a small number of claims related to expedited 
recredit in 2007. Specifically, one bank reported that it fielded less 
than 1,000 claims; one received less than 10 claims; and the third bank 
reported that it received 1 claim.[Footnote 39] In an interview, a 
representative of another bank told us that the bank had not received 
any claims. Six other banks did not report any information on the 
number of claims received. 

Some Bank Consumers Can Incur Fees for Receiving Canceled Checks and 
Image Statements: 

Some bank consumers can incur fees for receiving canceled checks and 
image statements, and the amount can depend on the type of checking 
account the consumer maintains. We reviewed data regarding bank fees 
for canceled checks and image statements acquired from Informa Research 
Services in conjunction with a report on bank fees.[Footnote 40] The 
data indicated that the average amount of fees for obtaining canceled 
checks generally increased from 2001 through 2006, and the average 
amount of fees for obtaining image statements remained relatively flat. 
For example, as shown in figure 11, the average check enclosure fee 
more than doubled from $1.42 to $3.11. During the same period, the 
average check imaging fee rose from $0.40 to $0.49.[Footnote 41] 

Figure 11: Check Enclosure and Imaging Fees, Banks and Savings and 
Loans, 2001-2006: 

This figure is a combination line graph showing check enclosure and 
imaging fees, banks and savings loans, 2001-2006. The X axis represents 
the year, and the Y axis represents the average fee (dollars). 

Year: 2001; 
Check enclosure fee: 1.42; 
Check imaging fee: 0.4. 

Year: 2002; 
Check enclosure fee: 1.72; 
Check imaging fee: 0.38. 

Year: 2003; 
Check enclosure fee: 1.77; 
Check imaging fee: 0.33. 

Year: 2004; 
Check enclosure fee: 2.14; 
Check imaging fee: 0.39. 

Year: 2005; 
Check enclosure fee: 2.83; 
Check imaging fee: 0.56. 

Year: 2006; 
Check enclosure fee: 3.11; 
Check imaging fee: 0.49. 

[See PDF for image] 

Source: GAO analysis of Informa Research Service data. 

[End of figure] 

The Informa data also indicated that banks may charge different amounts 
for check enclosures and check imaging depending on the type of 
checking account. Specifically, the Informa data indicated that 
primarily non-interest, free checking accounts had the highest fees for 
check enclosures and check imaging.[Footnote 42] The lowest check 
enclosure and check imaging fees were found primarily with senior 
checking accounts.[Footnote 43] For example, in 2006 the average check 
enclosure fees for a non-interest, free checking account and a senior 
checking account were $3.75 and $2.45, respectively, compared to $3.11-
-the average check enclosure fee of all accounts Informa surveyed. 
Furthermore, the average check-imaging fee for a non-interest, free 
checking account in 2006 was $0.84, and the average check-imaging fee 
for a senior checking account was $0.18, compared to $0.49--the average 
check imaging fee of all accounts Informa surveyed. 

A relatively small number of the bank consumers we interviewed reported 
that their bank charged a fee for obtaining canceled checks or image 
statements, and some of the banks we interviewed reported that they 
charged a fee for providing canceled checks. Specifically, 23 bank 
consumers, or about 21 percent of the consumers we interviewed, told us 
that their bank charged a fee for obtaining canceled checks. Two 
consumers stated that they switched to online review of their check 
payments activity to avoid paying a fee for receiving canceled checks. 
Also, as we reported above, 12 of the 108 bank consumers we interviewed 
preferred receiving canceled checks to review their check payments 
activity. Moreover, 18 bank consumers, or about 17 percent, reported 
that their bank charged a fee for obtaining image statements. Two of 
the banks we interviewed charged a fee if consumers wanted to receive 
canceled checks. For example, one bank stated that its customers paid 
$2 for receiving canceled checks if they also paid a monthly service 
fee, but other bank officials we interviewed stated that their banks 
did not charge a fee for image statements. 

In addition, faster check processing may cause consumers to lose 
"float." Float is the time between the payment transaction and the 
debiting of funds from a bank consumer's account. The check truncation 
process may result in checks clearing a consumer's account more quickly 
than under traditional check processing. However, deposited funds may 
not be available to consumers more quickly because, as noted above, 
Regulation CC's funds availability deadlines have not changed. 
According to our recent report on bank fees, consumer groups and bank 
representatives believe that the potential exists for increased 
incidences of overdrafts if funds were debited from a consumer's 
account faster than deposits were made available for 
withdrawal.[Footnote 44] However, we identified little research on the 
extent to which check truncation has affected occurrences of overdrafts 
and nonsufficient funds fees.[Footnote 45] 

Agency Comments and Our Evaluation: 

We provided a copy of a draft of this report to the Federal Reserve 
Board, which provided us with written comments that are reprinted in 
appendix III. The Federal Reserve Board agreed with our overall 
conclusion that, over the past four years, the banking industry has 
made substantial progress toward establishing an end-to-end electronic 
check-processing environment. In commenting on this report, the Federal 
Reserve Board noted that the Federal Reserve Banks expect that by year- 
end 2009, more than 90 percent of their check deposits and presentments 
will be electronic. They also commented that the ongoing transformation 
to electronic check-processing environment has not been without cost. 
As noted in our report, the Federal Reserve Banks have reduced their 
transportation costs and work hours associated with their check 
services. And, according to the Federal Reserve Board, they earned a 
net income of $326 million for providing check services from 2005 
through 2007. The Federal Reserve Board concurred with a number of 
consumer benefits identified in the report: faster funds availability 
on check deposits due to later deposit deadlines, quicker access to 
account information, and improved customer service. In addition, they 
provided us with technical comments, which we incorporated as 
appropriate. We also sent a draft of this report to the Federal Deposit 
Insurance Corporation, Office of the Comptroller of the Currency, and 
Office of Thrift Supervision. Only the Office of the Comptroller of the 
Currency provided us with technical comments, which we incorporated as 
appropriate. We provided sections of the draft of this report to bank 
officials for their technical review and several of them provided us 
technical comments, which we incorporated as appropriate. 

We are providing copies of this report to other interested 
Congressional committees. We are also providing copies of this report 
to the Chairman, Board of Governors of the Federal Reserve System; 
Chairman, Federal Deposit Insurance Corporation; Comptroller of the 
Currency, Office of the Comptroller of the Currency; Director, Office 
of Thrift Supervision; and other interested parties. We will also make 
copies available to others upon request. In addition, the report will 
be available at no charge on the GAO Web site at [hyperlink, 
http://www.gao.gov]. 

If you or your staffs have any questions regarding this report, please 
contact me at (202) 512-8678 or jonesy@gao.gov. Contact points for our 
Office of Congressional Relations and Public Affairs may be found on 
the last page of this report. GAO staff who made major contributions to 
this report are listed in appendix IV. 

Signed by: 

Yvonne D. Jones: 

Director, Financial Markets and Community Investment: 

List of Congressional Committees: 

The Honorable Christopher J. Dodd: 
Chairman: 
The Honorable Richard C. Shelby: 
Ranking Member: 
Committee on Banking, Housing, and Urban Affairs: 
United States Senate: 

The Honorable Barney Frank: 
Chairman: 
The Honorable Spencer Bachus: 
Ranking Member: 
Committee on Financial Services: 
House of Representatives: 

The Honorable Carolyn B. Maloney: 
Chair: 
The Honorable Judy Biggert: 
Ranking Member: 
Subcommittee on Financial Institutions and Consumer Credit: 
Committee on Financial Services: 
House of Representatives: 

[End of section] 

Appendix I: Objectives, Scope, and Methodology: 

The Check Clearing for the 21st Century Act of 2003 (Check 21) mandated 
that GAO evaluate the implementation and administration of Check 21. 
The report objectives are to: (1) determine the gains in economic 
efficiency from check truncation and evaluate the costs and benefits to 
banks and the Federal Reserve System (Federal Reserve) from check 
truncation, (2) assess consumer acceptance of the check truncation 
process resulting from Check 21, and (3) evaluate the costs and 
benefits to consumers from check truncation.[Footnote 46] 

To estimate the gains in economic efficiency from check truncation and 
evaluate the costs and benefits to banks from check truncation, we 
separately analyzed costs for the check operations of the Federal 
Reserve and for a selected group of banks. We used data from the 
Federal Reserve cost accounting system, known as the Planning and 
Control System or PACS, for the period beginning 10 years prior to the 
effective date of Check 21 (1994) through 2007. We modeled the Federal 
Reserve's total check processing costs as different functions of 
variables, such as the volume of checks processed, the volume of 
returned checks, the number of Federal Reserve check processing 
offices, and the general indexes on wage and price. The specified cost 
functions allowed us to use standard econometric methods for estimating 
the effects of the variables on the Federal Reserve's total check 
processing costs for 1994 through 2007. Because data on prices of input 
factors associated with Federal Reserve's check processing operations 
are not available, we also used in our estimation data from the 
Department of Commerce's Bureau of Economic Analysis (BEA) and the 
Department of Labor's Bureau of Labor Statistics (BLS) as alternative 
measurements for the prices of these input factors. For example, we 
used average hourly earning for all private sectors from BLS as an 
alternative measurement for the Federal Reserve's labor cost, BEA's 
price deflator for equipment and software by nonresidential producers 
as an alternative measurement for communications equipment and transit 
cost, and BEA's Gross Domestic Product price deflator as an alternative 
measurement for costs of all other input factors. We assessed the 
quality of all the above data and found them to be sufficiently 
reliable for our purposes. We also discussed Federal Reserve check 
processing costs and our econometric cost model with staff at the 
Federal Reserve. See appendix II for a detailed discussion of our 
econometric cost functions. 

While the Federal Reserve has consistent cost accounting data, cost 
accounting varies throughout the banking industry, preventing a similar 
analysis for private-sector costs. To evaluate the costs and benefits 
to banks from check truncation, we focused our data collection and 
analysis on the 10 largest banks in the United States, based on deposit 
size as of March 25, 2008. The check volume at the 10 largest U.S. 
banks represents a significant segment of the check paid volume. In 
2007, these banks presented almost 13 billion checks for collection out 
of approximately 30 billion checks, which were paid in 2006. Thus, we 
determined that these banks should have a financial incentive to reduce 
the amount of paper that has to be sorted and transported. We created a 
data collection instrument to obtain qualitative cost information about 
the following issues: (1) the extent to which the banks deposited and 
received checks as images; (2) the primary costs related to paper check 
processing; (3) the extent of the investment that banks made to 
exchange check images; (4) the level of cost savings banks achieved, if 
any, including changes in labor and transportation costs through the 
use of image technology; and (5) the impact of check imaging and the 
use of substitute checks on the prevalence of bank losses from 
fraudulent checks. Officials from the Electronic Check Clearing House 
Organization, commonly known as ECCHO, also reviewed the data 
collection instrument. We sent it to the 10 banks and received a 
response from 9. At an early stage of our engagement, we also 
interviewed an official representing the bank that did not provide a 
response. We conducted follow-up interviews with a number of the banks 
requesting clarification of their responses. 

We also sent the data collection instrument to 12 smaller institutions, 
which included credit unions, to understand the small bank experience 
with check imaging. These banks' assets ranged from less than $500 
million to $5 billion and were selected from ECCHO's list of 
participating members. In addition, our selection criteria included 
whether these smaller institutions were located in metropolitan or 
nonmetropolitan areas. We received completed forms from five of these 
institutions, but two had not migrated any of their volume to check 
imaging. We conducted subsequent interviews with the three institutions 
that had. We made several attempts to contact the nonrespondents 
through e-mail messages and follow-up telephone calls. In addition, we 
interviewed officials from a corporate credit union and a banker's 
bank.[Footnote 47] 

To assess consumer acceptance of the check truncation process resulting 
from Check 21, we conducted in-depth structured interviews with a total 
of 108 adult consumers in three locations (Atlanta, Boston, and 
Chicago) in May 2008. We contracted with NuStats, Inc., a private 
research and consulting firm, to recruit a sample of consumers who 
generally represented a range of demographics within the U.S. 
population in terms of age, education level, and income. However, the 
consumers recruited for the interviews did not form a random, 
statistically representative sample of the U.S. population; therefore, 
we could not generalize the results of the interviews to the relevant 
total population. Additionally, the self-reported data we obtained from 
consumers are based on their opinions and memories, which may be 
subject to error and may not predict their future behavior. Consumers 
had to speak English and meet certain other conditions: having primary 
responsibility in the household for balancing the financial account 
that allows paper check writing; having received canceled original 
checks in paper form with the checking account statement at some point 
since 2000; and not having participated in more than one focus group or 
similar in-person study in the 12 months before the interview. We 
achieved our sample recruitment goals for all demographics, with the 
exception of the age category "65 plus" and the education category 
"some high school or less." In addition, our sample comprised 64 women 
and 43 men. We considered that the impact of not achieving these goals 
on our work was minimal. See table 1 for further demographic 
information on the consumers we interviewed. 

Table 1: Demographic Characteristics of Consumers Interviewed: 

Demographic: Income: Less than $25,000; 
Atlanta: 9; 
Atlanta: 23%; 
Chicago: 7; 
Chicago: 18%; 
Boston: 5; 
Boston: 17%; 
Total: N: 21; 
Total: %: 19%. 

Demographic: Income: $25,000 to $44,999; 
Atlanta: 7; 
Atlanta: 18%; 
Chicago: 10; 
Chicago: 26%; 
Boston: 4; 
Boston: 14%; 
Total: N: 21; 
Total: %: 19%. 

Demographic: Income: $45,000 to $64,999; 
Atlanta: 10; 
Atlanta: 25%; 
Chicago: 8; 
Chicago: 21%; 
Boston: 7; 
Boston: 24%; 
Total: N: 25; 
Total: %: 23%. 

Demographic: Income: $65,000 to $100,000; 
Atlanta: 9; 
Atlanta: 23%; 
Chicago: 10; 
Chicago: 26%; 
Boston: 5; 
Boston: 17%; 
Total: N: 24; 
Total: %: 22%. 

Demographic: Income: More than $100,000; 
Atlanta: 5; 
Atlanta: 13%; 
Chicago: 4; 
Chicago: 10%; 
Boston: 8; 
Boston: 28%; 
Total: N: 17; 
Total: %: 16%. 

Demographic: Income: Total; 
Atlanta: 40; 
Atlanta: 100%; 
Chicago: 39; 
Chicago: 100%; 
Boston: 29; 
Boston: 100%; 
Total: N: 108; 
Total: %: 100%. 

Demographic: Age: 25-34; 
Atlanta: 7; 
Atlanta: 18%; 
Chicago: 9; 
Chicago: 23%; 
Boston: 7; 
Boston: 24%; 
Total: N: 23; 
Total: %: 21%. 

Demographic: Age: 35-44; 
Atlanta: 10; 
Atlanta: 25%; 
Chicago: 9; 
Chicago: 23%; 
Boston: 6; 
Boston: 21%; 
Total: N: 25; 
Total: %: 23%. 

Demographic: Age: 45-54; 
Atlanta: 9; 
Atlanta: 23%; 
Chicago: 9; 
Chicago: 23%; 
Boston: 6; 
Boston: 21%; 
Total: N: 24; 
Total: %: 22%. 

Demographic: Age: 55-64; 
Atlanta: 8; 
Atlanta: 20%; 
Chicago: 9; 
Chicago: 23%; 
Boston: 6; 
Boston: 21%; 
Total: N: 23; 
Total: %: 21%. 

Demographic: Age: 65+; 
Atlanta: 6; 
Atlanta: 15%; 
Chicago: 3; 
Chicago: 8%; 
Boston: 4; 
Boston: 14%; 
Total: N: 13; 
Total: %: 12%. 

Demographic: Age: Total; 
Atlanta: 40; 
Atlanta: 100%; 
Chicago: 39; 
Chicago: 100%; 
Boston: 29; 
Boston: 100%; 
Total: N: 108; 
Total: %: 100%. 

Demographic: Education: Some high school or less; 
Atlanta: 4; 
Atlanta: 10%; 
Chicago: 4; 
Chicago: 10%; 
Boston: 0; 
Boston: 0; 
Total: N: 8; 
Total: %: 7%. 

Demographic: Education: Completed high school; 
Atlanta: 10; 
Atlanta: 25%; 
Chicago: 10; 
Chicago: 26%; 
Boston: 8; 
Boston: 28%; 
Total: N: 28; 
Total: %: 26%. 

Demographic: Education: Some college; 
Atlanta: 10; 
Atlanta: 25%; 
Chicago: 11; 
Chicago: 28%; 
Boston: 9; 
Boston: 31%; 
Total: N: 30; 
Total: %: 28%. 

Demographic: Education: Completed college; 
Atlanta: 11; 
Atlanta: 28%; 
Chicago: 7; 
Chicago: 18%; 
Boston: 8; 
Boston: 28%; 
Total: N: 26; 
Total: %: 24%. 

Demographic: Education: Graduate school; 
Atlanta: 3; 
Atlanta: 8%; 
Chicago: 4; 
Chicago: 10%; 
Boston: 3; 
Boston: 10%; 
Total: N: 10; 
Total: %: 9%. 

Demographic: Education: Other education; 
Atlanta: 2; 
Atlanta: 5%; 
Chicago: 3; 
Chicago: 8%; 
Boston: 1; 
Boston: 3%; 
Total: N: 6; 
Total: %: 6%. 

Demographic: Education: Total; 
Atlanta: 40; 
Atlanta: 100%; 
Chicago: 39; 
Chicago: 100%; 
Boston: 29; 
Boston: 100%; 
Total: N: 108; 
Total: %: 100%. 

Source: NuStats, Inc. 

[End of table] 

During these interviews, we obtained information about the experience 
of consumers with, and their opinions about, changes to their checking 
accounts resulting from the check truncation process. Our interviews 
included a number of standardized questions, and more tailored follow- 
up questions as necessary to more fully understand their answers. All 
consumers were asked about their current experience with their checking 
accounts and preferred method of making retail payments. The interview 
focused on consumer experience with canceled checks, substitute checks 
and check images, and the possible changes to their checking accounts 
since Check 21. More specifically, the structured interview of the 108 
consumers included questions on the following issues: (1) bank fees 
charged to them to receive canceled checks, substitute checks or image 
statements; (2) instances and subsequent resolution of errors involving 
their checking accounts; (3) their preferred method of receiving 
information from their bank about check payments activity (such as 
receiving their canceled checks, reviewing information online, or 
reviewing an image statement); (4) instances in which they had to 
demonstrate proof of payment using a canceled check or a check image 
and their resolutions; (5) their level of concern about using a check 
image as a proof of payment; and (6) whether their bank had extended 
its cut-off time for accepting deposits and the consumer's opinion 
about the merits of such an action. In addition, we asked nine 
questions about the consumers' experience submitting complaints to 
banks and federal banking regulators. This report does not contain all 
the results from the consumers' interviews. We reproduced the text from 
our structured interview instrument and tabulated the results from the 
questions in Questions for Consumers about Check 21 Act (GAO-09-9SP). 

To evaluate the benefits and costs to consumers from check truncation, 
we interviewed staff from the federal banking regulators--the Board of 
Governors of the Federal Reserve, the Federal Deposit Insurance 
Corporation, the National Credit Union Administration, the Office of 
the Comptroller of the Currency, and the Office of Thrift Supervision-
-and collected consumer complaints about the implementation of Check 21 
that were submitted to these agencies from October 28, 2004, through 
March 31, 2008. Our analysis of the consumer complaint data helped us 
identify the issues that we pursued in our structured interviews of 108 
consumers. While the regulators' consumer complaint data may be 
indicative of the relative levels of different types of complaints, we 
did not rely solely on these data because these voluntary reporting 
systems rely on complainants to self-select themselves; therefore, the 
data may not be representative of the experiences of the general 
public. We also interviewed representatives from consumer advocacy 
groups, including Consumers Union, the Consumer Federation of America, 
and the U.S. Public Interest Research Group. Furthermore, we 
interviewed officials from the American Bankers Association and third- 
party processors. 

The data collection instrument discussed above also included questions 
about the potential benefits and costs of Check 21 for consumers. For 
example, we asked the banks for information about (1) their policies on 
returning canceled checks before and after Check 21; (2) the fees they 
charged to consumers for the return of canceled checks and image 
statements; (3) their assistance to customers in showing proof of 
payment using a canceled check, a substitute check, or a check copy; 
(4) the instances of expedited claims they received on substitute 
checks and their resolution; and (5) the complaints they have received 
about matters relating to Check 21 and whether they had changed their 
cut-off times for deposits at automated teller machines or branches in 
the last 2 years. 

In addition, we analyzed the conclusions and the methodology applied in 
the Federal Reserve Board's Report to the Congress on the Check 
Clearing for the 21st Century Act of 2003, published in April 2007, to 
determine whether we could use the results in our report. The study 
constituted the Federal Reserve Board's assessment of the banking 
industry's implementation of Check 21 to date, as well as the continued 
appropriateness of the funds availability requirements of Regulation 
CC.[Footnote 48] We interviewed staff from the Federal Reserve Board 
about the methodology and conclusions in the report and we examined the 
design, implementation, and analysis of the survey instrument used for 
the study. We considered the overall strengths and weaknesses of the 
Federal Reserve's data collection program, as well as specific 
questionnaire items relating to Regulation CC. On the basis of our 
review, we concluded that we could use the results in this report. 

To determine whether consumers may incur fees for receiving canceled 
checks and check images since the implementation of Check 21, we 
reviewed and analyzed data purchased from Informa Research Services 
(Informa) that included summary-level fee data from 2001 through 
2006.[Footnote 49] The data included information on check enclosure and 
imaging fees. Informa collected its data by gathering the proprietary 
fee statements of banks, as well as making anonymous in-branch, 
telephone, and Web site inquiries for a variety of bank fees. It also 
received the information directly from its contacts at the banks. The 
data are not statistically representative of the entire population of 
depository institutions in the country because the company collects fee 
data for particular institutions in specific geographical markets so 
that these institutions can compare their fees against their 
competitors. That is, surveyed institutions are self-selected into the 
sample or are selected at the request of subscribers. To the extent 
that institutions selected in this manner differ from those which are 
not, results of the survey would not accurately reflect the industry as 
a whole. Informa collects data on more than 1,500 institutions, 
including a mix of banks, thrifts, credit unions, and Internet-only 
banks. The institutions from which it collects data tend to be large 
ones that have a large percentage of the deposits in a particular 
market. Additionally, the company has access to individuals and 
information from the 100 largest commercial banks. 

The summary-level data Informa provided us for each data element 
included the average amount, the standard deviation, the minimum and 
maximum values, and the number of institutions for which data were 
available to calculate the averages. They also provided these summary- 
level data by institution type (banks and thrifts combined, and credit 
unions) and size (as shown in table 2). In addition, Informa provided 
us with data for nine specific geographic areas: California, Eastern 
United States, Florida, Michigan, Midwestern United States, New York, 
Southern United States, Texas, and Western United States. 

Table 2: Definition of Institution Size Categories: 

Institution size: Small institutions; 
Asset size: Assets of less than $100 million. 

Institution size: Mid-size institutions; 
Asset size: Assets from $100 million to $1 billion. 

Institution size: Large institutions; 
Asset size: Assets of more than $1 billion. 

Source: GAO analysis of Informa Research Services data. 

[End of table] 

We interviewed representatives from Informa to gain an understanding of 
their methodology for collecting the data and the processes they had in 
place to ensure the integrity of the data. Reasonableness checks were 
conducted in 2007 on the data and identified any missing, erroneous, or 
outlying data and Informa Research Services representatives corrected 
any mistakes that were found. Also, in 2007, we compared the average 
fee amounts that Informa had calculated for selected fees for 2000, 
2001, and 2002 with the Federal Reserve's "Annual Report to the 
Congress on Retail Fees and Services of Depository Institutions." The 
averages were found to be comparable to those derived by the Federal 
Reserve. While these tests did not specifically include check enclosure 
and check image fees, they did confirm our assessment of the Informa 
data system. Because the assessment conducted for our January 2008 
report encompassed the checking fee data we used, we determined that 
the Informa Research Services data were sufficiently reliable for our 
current report. 

We conducted this performance audit from September 2007 to October 2008 
in accordance with generally accepted government auditing standards. 
Those standards require that we plan and perform the audit to obtain 
sufficient, appropriate evidence to provide a reasonable basis for our 
findings and conclusions based on our audit objectives. We believe that 
the evidence obtained provides a reasonable basis for our findings and 
conclusions based on our audit objectives. 

[End of section] 

Appendix II: Econometric Analysis of Check 21 for Economic Efficiency 
in the Federal Reserve's Check Services: 

The Check Clearing for the 21st Century Act of 2003 (Check 21) was 
intended to make the check payment system more efficient and less 
costly by facilitating wider use of electronic check processing without 
demanding that any bank change its current check collection 
practices.[Footnote 50] Prior to Check 21, a bank was required to 
present an original paper check to the paying bank for payment unless 
the paying bank agreed to accept presentment in some other form. This 
required the collecting bank to enter into agreements with all or 
nearly all of the banks to which it presented checks. Because of these 
impediments, banks were deterred from making the necessary electronic 
check processing investments. Check 21 addressed these impediments by 
authorizing a new paper negotiable instrument (a substitute check), 
which is the legal equivalent of the original check. Other than 
accepting the substitute check, the act does not require banks to adopt 
electronic check processing, but it enables banks that want to truncate 
or remove the original paper checks from the check-collection system to 
do so more easily. Check 21 facilitates electronic check processing by 
allowing banks to use imaging technology for collection and create 
substitute checks from those images for delivery to banks that do not 
accept checks electronically. 

To assess the implications for economic efficiency in the Federal 
Reserve System's (Federal Reserve) check processing since Check 21 took 
effect in October 2004, we conducted a standard econometric analysis of 
the Federal Reserve's quarterly accounting cost and volume data for the 
period from 1994 through 2007. This approach allowed us to model total 
check operating costs as a function of the total check presentment 
volume and the timing of Check 21, while separating cost effects from 
other relevant factors such as check return volume, number of check 
clearing offices, and labor wages. 

Description of the Econometric Models: 

As suggested by microeconomic theory of the firm, we model the Federal 
Reserve's total cost for its check clearing operations as a function of 
outputs and input prices as shown in equation (1).[Footnote 51] 

(1) 1nCt =á0 + Âbk 1n (Pk) + á1 1n (Nt ) + á2 1n (Rt) + á3 1n(0t) + á4 
DC21+et: 

The total check operating cost at time t (Ct) depends on the number of 
checks (items) processed during that period (Nt) and the number of 
return items (Rt). Total operating cost is expected to have a positive 
relationship with both the total number of items processed and the 
number of return items; that is, positive á1 and á2 in equation 
(1).[Footnote 52] 

Concurrently with the growth in electronic processing, including check 
truncation, the Federal Reserve has been consolidating its check 
processing operations, reducing the number of check processing sites 
from 45 offices in 2000 to a planned 4 offices by early 2010. While a 
reduction in the number of check processing offices (Ot) is expected to 
result in savings, the Federal Reserve has reported that it incurred 
consolidation and reorganization charges. Thus, the expected sign for 
the coefficient of Ot [á3 in equation (1)] is ambiguous; it may be 
positive in the case of a cost savings or negative in the case of an 
increase in total costs. 

The coefficient of primary interest is that of Dc21, (á4). The dummy 
variable Dc21 is constructed to have a value of 1 for periods on and 
after October 2004 when Check 21 took effect and a value of zero 
otherwise. As Check 21 was intended to facilitate electronic clearing 
of checks, the hypothesis is that after the effective date of Check 21 
the Federal Reserve's total operating costs would decrease; that is, a 
negative á4 in the estimation. Consistent with microeconomic theory, we 
expect an increase in input prices (pk) will lead to an increase in 
total cost. For example, higher labor wage rates are expected to lead 
to higher total cost, seen as positive coefficients for input prices in 
the estimation. 

Based on econometric studies, including some that specifically 
considered economies of scale for check processing, we modified the 
basic approach of equation (1) to control for quarterly fluctuations 
and trends over time, and to consider the potential effects of Check 21 
on the presence of scale economies in check clearing 
operations.[Footnote 53] That is, we modified our equation (1) to 
include a structural break associated with Check 21.[Footnote 54] This 
specification better reflects the cost effect of the technology shift 
from processing paper checks to processing checks electronically. A 
negative coefficient of the output variable multiplied by the dummy 
variable for Check 21 will imply a more cost-efficient cost structure 
for the period after Check 21; a positive coefficient will imply a 
higher cost structure. QTR, time and time2 are dummy variables to 
control for quarterly fluctuation and trends over time. 

(2) lnCt = á0 + Sbk 1n (Pk) + á1 1n (Nt ) + á2 1n(Rt) + á3 1n(0t) + á4 
DC21l1time + l2time2: 

3: 

+Sjj QTR j + [ápo + SbPk 1n (Pk) + áp1 1n (Nt ) + áp21n(Rt) + áp3 1n(0t 
) + áp4DC21]x Dc21 +et: 

1: 

Results: 

We estimated equation (2) with quarterly data from the Federal 
Reserve's Planning and Control System (PACS) for the period from 1994 
through 2007. Table 3 shows the summary statistics for selected 
variables. 

Table 3: Summary Statistics of Some Selected Variables: 

Variables: Logarithm of total check operating cost; 
Mean: 18.94; 
Maximum: 19.23; 
Minimum: 18.67; 
Standard deviation: 0.16. 

Variables: Logarithm of total presentment[A]; 
Mean: 22.05; 
Maximum: 22.21; 
Minimum: 21.61; 
Standard deviation: 0.17. 

Variables: Logarithm of check clearing offices; 
Mean: 3.66; 
Maximum: 3.85; 
Minimum: 2.94; 
Standard deviation: 0.28. 

Variables: Logarithm of returned checks; 
Mean: 17.50; 
Maximum: 17.69; 
Minimum: 17.14; 
Standard deviation: 0.16. 

Variables: Logarithm of price deflator for equipment and software[B]; 
Mean: 4.62; 
Maximum: 4.76; 
Minimum: 4.55; 
Standard deviation: 0.08. 

Variables: Logarithm of wage[C]; 
Mean: 2.61; 
Maximum: 2.83; 
Minimum: 2.39; 
Standard deviation: 0.13. 

Variables: Logarithm of Gross Domestic Product[D]; 
Mean: 4.63; 
Maximum: 4.79; 
Minimum: 4.50; 
Standard deviation: 0.09. 

Source: GAO analysis of PACS data. 

[A] Total presentment includes presentment by traditional paper checks, 
legacy paper checks, check images, and substitute checks. 

[B] The price deflator for equipment and software by nonresidential 
producers (2000=100). 

[C] Average hourly earning for all the private sector in 2000 dollars. 

[D] Gross Domestic Product deflator (2000=100). 

[End of table] 

Results Using Total Check Presentment: 

We estimated the logarithm of total check processing cost against the 
logarithms of total presentment items--image, paper, legacy, and 
substitute--and other related variables.[Footnote 55] Table 4 presents 
the results. The basic specification in table 4, which does not account 
for a possible different cost structure in check processing, yields 
mostly statistically insignificant coefficients. However, the 
coefficient for the total number of items presented is significant and 
positive, implying that a 1 percent increase in total presentment will 
result in a 1.34 percent increase in total cost. 

However, the coefficient for the Check 21 dummy variable (Check21), 
while negative, is not statistically significant. This result does not 
provide any support for the hypothesis that the introduction of Check 
21 led to a decrease in Federal Reserve costs, although it is not 
possible to determine the extent to which this may be driven by the 
concurrent consolidation of Federal Reserve check services sites. 

Table 4: Estimation of Logarithm of Total Check Operating Cost, 1994- 
2007: 

Description: Constant; 
Basic: Coefficient: -23.41; 
Basic: Std. error: 21.16; 
With structural break: Coefficient: -17.73; 
With structural break: Std. error: 23.39. 

Description: Logarithm of total presentment; 
Basic: Coefficient: 1.34; 
Basic: Std. error: 0.43; 
With structural break: Coefficient: 0.84; 
With structural break: Std. error: 0.58. 

Description: Logarithm of total presentment*Check21; 
Basic: Coefficient: Basic: Std. error: With structural break: 
Coefficient: -0.25; 
With structural break: Std. error: 1.21. 

Description: Logarithm of returned checks; 
Basic: Coefficient: 0.35; 
Basic: Std. error: 0.19; 
With structural break: Coefficient: 0.49; 
With structural break: Std. error: 0.28. 

Description: Logarithm of returned checks*Check 21; 
Basic: Coefficient: Basic: Std. error: With structural break: 
Coefficient: -0.95; 
With structural break: Std. error: 0.90. 

Description: Logarithm of number of offices; 
Basic: Coefficient: -0.098; 
Basic: Std. error: 0.17; 
With structural break: Coefficient: -0.041; 
With structural break: Std. error: 0.32. 

Description: Logarithm of number of offices*Check 21; 
Basic: Coefficient: Basic: Std. error: With structural break: 
Coefficient: -0.13; 
With structural break: Std. error: 0.48. 

Description: Logarithm of wage; 
Basic: Coefficient: 1.01; 
Basic: Std. error: 1.14; 
With structural break: Coefficient: 3.77; 
With structural break: Std. error: 1.96. 

Description: Logarithm of wage*Check 21; 
Basic: Coefficient: Basic: Std. error: --; 
With structural break: Coefficient: -5.42; 
With structural break: Std. error: 4.37. 

Description: Logarithm of price deflator for equipment and software; 
Basic: Coefficient: 0.025; 
Basic: Std. error: 1.70; 
With structural break: Coefficient: 0.63; 
With structural break: Std. error: 2.16. 

Description: Logarithm of price deflator for equipment and 
software*Check 21; 
Basic: Coefficient: Basic: Std. error: --; 
With structural break: Coefficient: -3.65; 
With structural break: Std. error: 9.14. 

Description: Logarithm of Gross Domestic Product; 
Basic: Coefficient: 0.99; 
Basic: Std. error: 3.99; 
With structural break: Coefficient: 0.55; 
With structural break: Std. error: 4.48. 

Description: Logarithm of Gross Domestic Product *Check21; 
Basic: Coefficient: -- ; 
Basic: Std. error: --; 
With structural break: Coefficient: 2.27; 
With structural break: Std. error: 4.25. 

Description: Check 21[A]; 
Basic: Coefficient: -0.023; 
Basic: Std. error: 0.048; 
With structural break: Coefficient: 43.17; 
With structural break: Std. error: 46.36. 

Description: Quarter I dummy; 
Basic: Coefficient: -0.008; 
Basic: Std. error: 0.036; 
With structural break: Coefficient: 
-0.052; 
With structural break: Std. error: 0.043. 

Description: Quarter 2 dummy; 
Basic: Coefficient: -0.036; 
Basic: Std. error: 0.019; 
With structural break: Coefficient: 
-0.039; 
With structural break: Std. error: 0.022. 

Description: Quarter 3 dummy; 
Basic: Coefficient: -0.0023; 
Basic: Std. error: 0.016; 
With structural break: Coefficient: 
-0.006; 
With structural break: Std. error: 0.018. 

Description: Trend; 
Basic: Coefficient: -0.017; 
Basic: Std. error: 0.028; 
With structural break: Coefficient: -0.031; 
With structural break: Std. error: 0.030. 

Description: Trend squared; 
Basic: Coefficient: 0.00039; 
Basic: Std. error: 0.00016; 
With structural break: Coefficient: 0.0004; 
With structural break: Std. error: 0.00017. 

Description: AR(1)[B]; 
Basic: Coefficient: 0.41; 
Basic: Std. error: 0.16; 
With structural break: Coefficient: 0.36; 
With structural break: Std. error: 0.20. 

Description: Number of observations; 
Basic: Coefficient: 55; 
Basic: Std. error: [Empty]; 
With structural break: Coefficient: 55; 
With structural break: Std. error: [Empty]. 

Description: R-squared; 
Basic: Coefficient: 0.95; 
Basic: Std. error: [Empty]; 
With structural break: Coefficient: 0.96; 
With structural break: Std. error: [Empty]. 

Description: Adj R-squared; 
Basic: Coefficient: 0.94; 
Basic: Std. error: [Empty]; 
With structural break: Coefficient: 0.94; 
With structural break: Std. error: [Empty]. 

Description: Log likelihood; 
Basic: Coefficient: 107.43; 
Basic: Std. error: [Empty]; 
With structural break: Coefficient: 111.75; 
With structural break: Std. error: [Empty]. 

Description: F-statistic; 
Basic: Coefficient: 61.83; 
Basic: Std. error: [Empty]; 
With structural break: Coefficient: 42.57; 
With structural break: Std. error: [Empty]. 

Description: D-W stat; 
Basic: Coefficient: 1.68; 
Basic: Std. error: [Empty]; 
With structural break: Coefficient: 1.71; 
With structural break: Std. error: [Empty]. 

Source: GAO analysis of PACS data. 

[A] One on and after October 2004; zero otherwise. 

[B] AR (1) is the coefficient of the first order of autocorrelation, 
which is to control of the correlation between the current and the 
previous periods. 

[End of table] 

Table 4 also shows the results of the estimation incorporating a 
structural break in the cost function for periods before and after the 
act as described in equation (2). Though insignificant, the coefficient 
of total presentment is positive and less than 1, and the coefficient 
of the interacted variable of total presentment and Check 21 dummy is 
negative (-0.25). If significant, the sum of two coefficients would 
imply that the cost structure for the check operation in the post-Check 
21 period would be different from the pre-Check 21 period. However, the 
relatively short time series data for the post-Check 21 period increase 
the standard errors for all the coefficients of the interacted 
variables. Also, although insignificant, the coefficient of the Check 
21 dummy is positive, implying that the total cost, on average, is 
lower in periods before Check 21 than after. 

In addition to the estimation results shown in table 4, we estimated 
alternative functional forms used in other similar studies for the 
relationships in equation (2).[Footnote 56] Because these functional 
forms generally require constructing a substantial number of interacted 
variables, the subsequent multicollinearity and the limited data 
available make the results subject to high estimation errors and thus 
difficult from which to draw clear inferences. We also tested the 
effects on the estimates of imposing a constraint suggested by economic 
theory.[Footnote 57] The standard errors for most of the coefficient 
estimates decrease, suggesting a decrease in multicollinearity, but the 
results are otherwise similar to the results without the constraint in 
table 4. 

Potential Limitations of the Analysis: 

While we believe that this analysis provides a reasonable basis for our 
findings and conclusions regarding the effects of Check 21 on Federal 
Reserve costs, we recognize the limitations inherent in the analysis. 
First, our econometric analysis only uses Federal Reserve data on check 
operations, which may not be representative of the operations of 
private financial institutions. Second, the time series data on post- 
Check 21 cost and volume may not be long enough to reliably estimate 
the effect on cost of the accelerating use of electronic presentment 
and clearing, particularly given the changes in technology embodied in 
electronic presentment and check truncation. 's check processing. 

Also, as previously mentioned, the Federal Reserve's ongoing effort to 
close check clearing office facilities has resulted in one-time 
consolidation and reorganization charges. These charges are included in 
the total cost operating costs, and although we try to control for 
their effect by including the number of offices variable, it is 
plausible that the positive sign of the Check 21 dummy in our 
estimations may be a result of these charges included in the total 
costs. Similarly, our analysis implicitly assumes that the Federal 
Reserve's consolidation decisions are independent of the volume of 
checks that it processes. However, the data are not sufficient to 
explicitly model a relationship between the volume of checks and 
expectations about future volumes. 

[End of section] 

Appendix III Comments from the Board of Governors of the Federal 
Reserve System: 

Board Of Governors Of The Federal Reserve System: 
Washington, D.C. 20551: 

Louise L. Roseman: 
Director: 
Division Of Reserve Bank Operations And Payment Systems: 

Email: Louise.Roseman@frb.gov: 
Phone: (202) 452-2789: 
Fax: (202) 452-2746: 

October 16, 2008: 

Ms. Yvonne D. Jones: 
Director: 
Financial Markets and Community Investment: 
United States Government Accountability Office: 
441 G Street, NW: 
Washington, DC 20548: 

Dear Ms. Jones: 

We appreciate the opportunity to comment on the GAO's report titled 
Check 21 Act: Most Consumers Have Accepted and Banks Are Progressing 
Towards Full Adoption of Check Truncation. We agree with the GAO's 
overall conclusion that, over the past four years, the banking industry 
has made substantial progress towards establishing an end-to-end 
electronic check-processing environment. Today, more than three-
quarters of checks deposited with the Federal Reserve Banks for 
collection are deposited electronically, and more than half are 
presented electronically. The Federal Reserve Banks expect that by year-
end 2009, more than 90 percent of their check deposits and presentments 
will be electronic. 

This ongoing transformation to an end-to-end electronic check-
processing environment has not been without cost. The banking industry 
and the Federal Reserve Banks have made significant technological 
investments to facilitate an electronic check-clearing system and have 
incurred incremental transition costs associated with processing both 
paper and electronic checks. The Federal Reserve Banks' investments, 
however, have enabled them to significantly reduce their transportation 
costs and paper check-processing infrastructure. These cost reductions 
have been critical to the Reserve Banks' ability to recover all of 
their actual and imputed costs of providing check services from 2005 
through 2007 and earn a net income of $326 million. 

We are pleased that consumers are beginning to obtain the benefits 
associated with Check 21 and that this major transformation from paper 
to electronic check clearing is being accomplished with few consumer 
complaints. The report reviews a number of these consumer benefits: 
faster funds availability on check deposits due to later deposit 
deadlines, quicker access to account information, and improved customer 
service. In addition, as the report notes, another important consumer 
benefit that has flowed from Check 21 has been a shorter maximum 
permissible hold period on an increasing number of check deposits. By 
facilitating the electronic collection of checks, Check 21 has enabled 
the Reserve Banks to close most of their check-processing offices, 
resulting in the consolidation of many Federal Reserve check- 
processing regions. Because Congress tied the determination of whether 
a check is local or nonlocal to whether the depositary bank and the 
paying bank are located in the same check-processing region, many 
checks that were previously classified as nonlocal checks subject to a 
five-day maximum permissible hold are now classified as local checks 
subject to a maximum two-day hold period. It is likely that within the 
next several years, all checks will be classified as local, subject to 
the shorter permissible hold period. 

Again, we appreciate the opportunity to review and comment on the GAO's 
report and the efforts and professionalism of the GAO's team in 
conducting this study. 

Sincerely,

Signed by: 

Louise L. Roseman: 

[End of section] 

Appendix IV: GAO Contact and Staff Acknowledgments: 

GAO Contact: 

Yvonne D. Jones (202) 512-8678 or jonesy@gao.gov: 

Staff Acknowledgments: 

The following individuals made key contribution to this report: Debra 
R. Johnson, Assistant Director; Joanna Chan; Philip Curtin; Nancy 
Eibeck; Terence Lam; James McDermott; Carl Ramirez; Barbara Roesmann; 
and Paul Thompson. 

[End of section] 

Footnotes: 

[1] The Federal Reserve System, 2007 Federal Reserve Payments Study: 
Noncash Payment Trends in the United States 2003-2006 (Washington, 
D.C.: Dec. 10, 2007), 6. The study is part of an ongoing effort by the 
Federal Reserve System to measure trends in noncash payment in the 
United States. 

[2] Pub. L. No. 108-100 (Oct. 28, 2003). For this report, we refer to 
commercial banks, thrifts, and credit unions collectively as banks. 

[3] A check image is an electronic or digital image of an original 
check that is created by a depositor, a bank, or other participant in 
the check collection process. 

[4] For this report, we define economic efficiency as an economically 
efficient production that is organized to minimize the ratio of inputs 
to outputs. Production is economically efficient when goods are 
produced at minimum cost in money and resources. This typically occurs 
where input prices are used to find the least-expensive process. 

[5] Interbank checks are those in which the bank of first deposit and 
the paying bank are different. On-us checks are deposited or cashed at 
the same bank on which they are drawn. 

[6] See U.C.C. §§ 4-301, 302. The Uniform Commercial Code is a set of 
model laws adopted and enacted by the states that govern commercial and 
financial activities. 

[7] See 12 C.F.R. § 229.12. Local checks are checks in which the bank 
of first deposit and the paying bank are located in the same Federal 
Reserve check-processing region. Nonlocal checks are checks in which 
the bank of first deposit and the paying bank are located in different 
Federal Reserve check-processing regions. 

[8] 12 C.F.R. § 229.2(ddd). 

[9] GAO, Retail Payments Issues: Experience with Electronic Check 
Presentment, GAO/GGD-98-145 (Washington, D.C.: July 14, 1998). 

[10] GAO/GGD-98-145. 

[11] Geoffrey R. Gerdes and Jack K. Walton II, "The Use of Checks and 
Other Noncash Payment Instruments in the United States," Federal 
Reserve Bulletin (August 2002), 360. 

[12] In a check conversion, the paper check is used only as an 
information source and is converted into an ACH payment so that it can 
be processed on the ACH network. The ACH is an electronic batch 
processing system by which payment orders are exchanged among banks. By 
agreement, consumer checks can be converted into ACH payments by 
merchants at the point of sale or by billers that receive check 
remittances. Checks that are converted into ACH payments never enter 
the check collection system. The Federal Reserve reported that 2.6 
billion paper checks were converted into ACH transactions in 2006. 

[13] EBT was devised in the 1980s to meet the needs of the U.S. 
Department of Agriculture's Food Stamp Program. Its initial purpose was 
to transfer federal benefits electronically to eligible recipients 
under certain entitlement and grant programs. 

[14] FedForward is a service in which checks are deposited 
electronically for collection using image cash letters. (Cash letter is 
a group of checks packaged and sent by a bank to another bank, 
clearinghouse, or a Federal Reserve office. A cash letter is 
accompanied by a list containing the dollar amount of each check, the 
total amount of the checks, and the number of checks sent with the cash 
letter.) FedReceipt is a service in which the paying bank agrees to the 
electronic presentment of checks with accompanying images. FedReturn is 
a service in which checks to be returned are sent in image cash letters 
to the Federal Reserve, which will return the checks either in an 
electronic file or as substitute checks to the banks of first deposit. 

[15] Under the Monetary Control Act of 1980, Pub. L. No. 96-221 (March 
31, 1980) (12 U.S.C. 248a) the Federal Reserve is to set fees charged 
to banks for providing priced services including check services to 
recover, over the long run, all direct and indirect costs of providing 
the services plus imputed costs, including the interest on items 
credited before actual collection (float), and a private-sector 
adjustment factor set to reflect costs that a private-sector firm would 
face. See 12 U.S.C. § 248a. 

[16] Board of Governors of the Federal Reserve System, 2008 Annual 
Report: Budget Review (Washington, D.C.: May 2008), 16. 

[17] Board of Governors of the Federal Reserve System, 2007 Annual 
Report: Budget Review (Washington, D.C.: April 2007), 17-18. 

[18] Board of Governors of the Federal Reserve System, 2006 Annual 
Report: Budget Review (Washington, D.C.: April 2006), 22. 

[19] See for example, Ernst R. Berndt, The Practice of Econometrics: 
Classic and Contemporary (Mass: Addison-Wesley Publishing, 1996), 
chapter 3; Robert M. Adams, Paul W. Bauer, and Robin C. Sickles, 
Federal Reserve Bank of Cleveland, "Scope and Scale Economies in 
Federal Reserve Payment Processing," Working Paper 02-13 (November 
2002); David B. Humphrey, "Scale Economies at Automated Clearing 
House," Journal of Bank Research (Summer 1981), 71-81; and Paul W. 
Bauer and Dianna Hancock, "Scale Economies and Technological Change in 
the Federal Reserve ACH Payment Processing," Federal Reserve Bank of 
Cleveland Economic Review (1995) vol. 31, no. 3, 14-29. 

[20] However, the magnitude of the cost effects that are based on this 
analysis vary considerably with different functional forms and are 
particularly sensitive to the explanatory variables included in the 
estimation process. Further, many of the explanatory variables are 
highly correlated, which inherently limits efforts to differentiate 
their effects on total costs. This issue, to which the econometrics 
literature refers as mulitcollinearity, also implies that the results 
could change if data on subsequent quarters were added. 

[21] The Retail Payments Office, located at the Federal Reserve Bank of 
Atlanta, directs the Federal Reserve's Banks' retail payment 
activities. 

[22] Pub. L. 100-86, title VI, Aug. 10, 1987, 101 Stat. 635 (12 U.S.C. 
4001 et. seq.) The funds availability schedules are set forth at 12 
U.S.C. 4002. The Federal Reserve's implementing regulations are set 
forth at 12 C.F.R. Part 229 (Regulation CC), Subpart B. 

[23] In this instance, float refers to the interest associated with the 
quicker collection of funds associated with check deposits. 

[24] See Subcommittee on Financial Institutions and Consumer Credit, 
House Committee on Financial Services, Testimony of Louise L. Roseman, 
Director, Division of Reserve Bank Operations and Payment Systems, 109 
Congr. 1st sess., April 20, 2005. 

[25] ABA Deposit Account Fraud Survey Report 2007 Edition. The survey 
was conducted from February through July of 2007. According to the 
report, a total of 176 institutions returned completed survey forms and 
most of the information presented in the report was for calendar year 
2006. 

[26] GAO/GGD-98-145. 

[27] For this specific question, one interview participant did not 
respond to the question. Thus, the total number of responses for this 
question was 107, not 108. 

[28] Furthermore, 69 of the 108 consumers, or about 64 percent, stated 
that they conducted some type of online banking, including activities 
such as account balancing, bill payment, and funds transfers. 

[29] Double-posting or duplicate payment of a check refers to the same 
check being presented to the paying bank twice. 

[30] We used data from the Federal Deposit Insurance Corporation, the 
Office of the Comptroller of the Currency, the Office of Thrift 
Supervision, and the Federal Reserve Board. We were unable to obtain 
specific consumer complaint data related to Check 21 from the National 
Credit Union Administration. 

[31] See 12 C.F.R. 229.19(a)(5)(ii). 

[32] Board of Governors of the Federal Reserve System, Report to the 
Congress on the Check Clearing for the 21st Century Act of 2003 (April 
2007), 17. 

[33] Check Clearing for the 21st Century, 15. 

[34] Check Clearing for the 21st Century, 13. 

[35] Check Clearing for the 21st Century, 13. 

[36] See, e.g., Uniform Commercial Code Articles 4-401 and 4-402. 

[37] Additional elements also must be satisfied. See 12 U.S.C. 5006(a) 
see also 12 C.F.R. § 229.54. Warranties pertaining to the substitute 
check provide that the substitute check meets all the requirements for 
legal equivalence and that there is no duplicate payment of a check. 
See 12 U.S.C. 5004; see also, Regulation CC, 12 C.F.R. §§ 
229.52.229.53. 

[38] If the bank has not acted on the claim before the end of the tenth 
business day after the banking day on which the bank received the 
claim, it must provisionally recredit the consumer's account up to the 
lesser of the amount of the substitute check or $2,500. The bank must 
recredit any remaining balance greater than $2,500 no later than the 
forty-fifth calendar day after the banking day on which the bank 
received the claim. 12 U.S.C. § 5006. 

[39] We note that the bank with less than 1,000 claims is among the 
largest in the country, handling more than 3.2 billion checks in 2007. 
In addition, the institution reported that 75 percent of the claims 
were resolved in the customer's favor. 

[40] See GAO, Bank Fees: Federal Banking Regulators Could Better Ensure 
that Consumers Have Required Disclosure Documents Prior to Opening 
Checking or Savings Accounts, GAO-08-281 (Washington, D.C.: Jan. 31, 
2008). The Informa data typically were gathered from retail banks with 
large market shares in specific areas and are not statistically 
generalizable to other institutions. 

[41] Informa defined the check enclosure fee as the fee charged to have 
cancelled checks returned with the statement and the check image fee as 
the fee charged to have images of cancelled checks returned with the 
statement. 

[42] Informa defined a non-interest, free checking account as a free 
checking account that does not earn interest, has no monthly or 
transaction fees (such as debit per check fees or ATM/check card debit 
fees), and has no balance requirements. 

[43] Informa defined a senior checking account as a checking account 
exclusively for seniors (persons age 65 or older) that can be interest 
or non-interest bearing. 

[44] See GAO-08-281. 

[45] See GAO-08-281. See also Eric Halperin, et al., Center for 
Responsible Lending, Debit Card Danger: Banks Offer Little Warning and 
Few Choices as Customers Pay a High Price for Debit Card Overdrafts 
(Jan. 25, 2007). 

[46] For this report, commercial banks, financial institutions, 
thrifts, and credit unions will be collectively referred to as banks. 

[47] Corporate credit unions are nonprofit financial cooperatives that 
are owned by natural person credit unions (that is, credit unions whose 
members are individuals), and provide lending, investment, and other 
financial services to these credit unions. Additionally, corporate 
credit unions offer automated settlement, securities safekeeping, data 
processing, accounting, and electronic payments services, which are 
similar to the correspondent services that large commercial banks have 
traditionally provided to smaller banks. Bankers' banks were created as 
unique entities to provide community banks a noncompeting institution 
to offer correspondent and other financial services. 

[48] Regulation CC implements both the Expedited Funds Availability Act 
of 1987 and the Check Clearing for the 21st Century Act of 2003. Among 
other things, Regulation CC sets forth requirements that banks make 
funds deposited in transaction accounts like checking accounts 
according to specified time schedules and banks disclose their funds 
availability policies to their customers. The regulation also 
establishes rules for the collection and the return of unpaid checks. 
Subpart D of the Regulation CC describes the requirements for 
substitute checks, the reconverting bank's duties, and expedited re- 
credit for consumers and banks, among other things. 

[49] We originally purchased these data in connection with our analysis 
of bank fees. For more information, see GAO, Bank Fees: Federal Banking 
Regulators Could Better Ensure That Consumers Have Required Disclosure 
Documents Prior to Opening Checking or Savings Accounts, GAO-08-281 
(Washington, D.C.: Jan. 31, 2008). 

[50] For this report, we refer to banks, thrifts, and credit unions 
collectively as banks. 

[51] Many microeconomic textbooks have detailed discussions on cost 
function. For example, see Hal R. Varian, Microeconomic Analysis, 3rd 
edition (New York, N.Y.: W.W. Norton & Company, 1993), chapter 5. 

[52] We do not account for float in the model. Float refers to the time 
between the payment transaction and the debiting of funds from an 
account. 

[53] Some of these studies include Ernst R. Berndt, The Practice of 
Econometrics: Classic and Contemporary (Mass: Addison-Wesley 
Publishing, 1996), chapter 3; Robert M. Adams, Paul W. Bauer, and Robin 
C. Sickles, Federal Reserve Bank of Cleveland, "Scope and Scale 
Economies in Federal Reserve Payment Processing," Working Paper 02-13 
(November 2002); David B. Humphrey, "Scale Economies at Automated 
Clearing House," Journal of Bank Research (Summer 1981), 71-81; and 
Paul W. Bauer and Dianna Hancock, "Scale Economies and Technological 
Change in the Federal Reserve ACH Payment Processing," Federal Reserve 
Bank of Cleveland Economic Review (1995) vol. 31, no. 3, 14-29. 

[54] Because the focus of our analyses is to examine the relationship 
between Check 21and total cost of check processing, we used a 
parsimonious specification of a simple log-linear cost function 
(equation 2) in our estimation instead of more sophisticated 
specifications in other studies. 

[55] Because deposit and presentment are almost mirror images of each 
other, we opt to use presentment as the independent variables in our 
estimations. 

[56] For example, we estimated some parsimonious versions of the 
separable quadratic cost function as used in the study by Robert M. 
Adams, Paul W. Bauer, and Robin C. Sickles, Federal Reserve Bank of 
Cleveland, "Scope and Scale Economies in Federal Reserve Payment 
Processing," Working Paper 02-13 (November 2002). 

[57] This constraint of linear homogeneity is to ensure that the cost 
function is consistent with microeconomic theory--if one doubles the 
price of the input factors, one would expect to double total costs. 
Mathematically, it means that the sum of bk should add up to 1, 

k=N 

 bk = 1 

k=1 

To impose this constraint, we made some adjustments to the total costs 
and input price. See William H. Green, Econometric Analysis (Prentice 
Hall, N.J.: 1993), 503-507. 

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