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NACHA AAP ACCREDITED ACH PROFESSIONAL
CERTIFICATION EXAM | ALL PRACTICE Q&A 2026/2027 |
A+ GRADED | COMPREHENSIVE EXAM GUIDE
2026&2027
1. Which statement best describes the primary function of the ACH Network?
A. To process only international wire transfers
B. To facilitate electronic credit and debit transfers between financial institutions
C. To authorize credit card transactions at point-of-sale terminals
D. To settle securities transactions between broker-dealers
The ACH Network facilitates electronic credit and debit entries between participating
financial institutions. It supports numerous consumer, business, government, and recurring
payment applications.
2. A financial institution originates an ACH credit after receiving an authorization from its
customer. Which party is the Originator?
A. The institution receiving the payment
B. The ACH Operator
C. The person or organization initiating the ACH transaction
D. The RDFI receiving the entry
The Originator is the person or organization that authorizes an ACH transaction to be
initiated, such as an employer initiating payroll or a biller initiating a recurring debit.
3. A company sends employee payroll through its financial institution. The employees'
financial institutions receive the entries. What role does the company's financial institution
generally perform?
A. Originating Depository Financial Institution
B. Receiving Depository Financial Institution
C. ACH Operator
D. Third-Party Sender
The ODFI is the financial institution that receives ACH entries from Originators and transmits
them into the ACH Network.
4. Which entity is responsible for receiving ACH entries from an ACH Operator and
making them available to the account holder?
A. Originator
B. ODFI
C. Third-Party Sender
D. RDFI
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The Receiving Depository Financial Institution receives entries from an ACH Operator and
posts or otherwise handles them for its accountholders.
5. An ACH credit is transmitted to a consumer's checking account for payroll. Who is the
Receiver?
A. The consumer whose account receives the credit
B. The employer's bank
C. The ACH Operator
D. The employer's payroll processor
The Receiver is the party identified in an ACH entry as receiving the funds, such as an
employee receiving a direct deposit.
6. Which ACH entry is generally used to collect a recurring payment from a consumer's
checking account?
A. PPD credit
B. CCD credit
C. PPD debit
D. CTX credit
PPD is commonly used for consumer entries, including authorized recurring consumer debits
such as utility or subscription payments.
7. A business wants to send a payment to another business using a format that can carry
extensive addenda information. Which SEC Code is generally appropriate?
A. TEL
B. CTX
C. PPD
D. WEB
CTX is designed for corporate trade payments and can accommodate multiple addenda
records, making it useful for detailed business-to-business remittance information.
8. Which characteristic most clearly distinguishes a CCD entry from a PPD entry?
A. CCD is designed primarily for corporate transactions, while PPD is generally used for
consumer transactions
B. CCD can only be used for credits
C. PPD can only be used for recurring transactions
D. CCD transactions cannot contain addenda records
CCD is primarily associated with corporate payments, while PPD is commonly associated with
consumer payments.
9. A consumer authorizes a merchant through an online process to initiate an ACH debit.
Which SEC Code is commonly associated with an Internet-initiated consumer debit?
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A. CCD
B. CTX
C. WEB
D. ARC
WEB is used for eligible consumer debit entries authorized via the Internet or mobile
environment, subject to applicable requirements.
10. A financial institution receives an ACH entry but determines that the account number
does not correspond to an existing account. Which return reason is most directly
applicable?
A. R01
B. R02
C. R03
D. R04
R03 indicates that the account number structure is valid but the account number does not
correspond to the named account holder at the RDFI or otherwise cannot be located.
11. Which return reason indicates that an account has insufficient available funds or
collected funds to pay an ACH debit?
A. R01
B. R02
C. R06
D. R29
R01 is used for Insufficient Funds. The RDFI may return the debit when sufficient funds are
unavailable under the applicable processing rules.
12. A debit is presented to an account that has been closed. Which return reason should
generally be used?
A. R01
B. R02
C. R03
D. R07
R02 means Account Closed and is appropriate when the transaction is presented against an
account that has been closed.
13. What is the principal purpose of an ACH addenda record?
A. To replace the routing number
B. To carry supplemental payment-related information
C. To identify the ACH Operator
D. To authorize a new transaction
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Addenda records provide supplementary information associated with an ACH entry, such as
remittance details or other transaction-specific data.
14. An ACH credit is initiated by an employer to pay employees. Which transaction type
best describes the employer's payment?
A. ACH debit
B. ACH credit
C. Return entry
D. NOC
An ACH credit pushes funds from the Originator's account toward the Receiver's account, as
occurs with direct deposit payroll.
15. A consumer disputes an ACH debit because the transaction was not authorized. What
should the RDFI primarily evaluate?
A. Whether the transaction was profitable for the Originator
B. Whether the consumer's claim meets applicable unauthorized-entry requirements
C. Whether the consumer has previously used the merchant
D. Whether the Originator's account has sufficient funds
The RDFI must evaluate the consumer's claim under applicable ACH rules and regulatory
requirements governing unauthorized entries and related warranties.
16. Which party generally has the direct relationship with the Originator for purposes of
ACH origination?
A. RDFI
B. ODFI
C. Receiver
D. ACH Operator
The ODFI establishes and maintains the origination relationship with the Originator and is
responsible for transmitting the Originator's entries into the ACH Network.
17. A company uses another organization to perform ACH origination activities on behalf
of the company. Which concept is most relevant to determining the parties'
responsibilities?
A. Third-Party Sender arrangement
B. Check truncation
C. Card authorization
D. Securities settlement
A Third-Party Sender arrangement can arise when an intermediary originates ACH entries on
behalf of an Originator without being the Originator or Receiver itself.
NACHA AAP ACCREDITED ACH PROFESSIONAL
CERTIFICATION EXAM | ALL PRACTICE Q&A 2026/2027 |
A+ GRADED | COMPREHENSIVE EXAM GUIDE
2026&2027
1. Which statement best describes the primary function of the ACH Network?
A. To process only international wire transfers
B. To facilitate electronic credit and debit transfers between financial institutions
C. To authorize credit card transactions at point-of-sale terminals
D. To settle securities transactions between broker-dealers
The ACH Network facilitates electronic credit and debit entries between participating
financial institutions. It supports numerous consumer, business, government, and recurring
payment applications.
2. A financial institution originates an ACH credit after receiving an authorization from its
customer. Which party is the Originator?
A. The institution receiving the payment
B. The ACH Operator
C. The person or organization initiating the ACH transaction
D. The RDFI receiving the entry
The Originator is the person or organization that authorizes an ACH transaction to be
initiated, such as an employer initiating payroll or a biller initiating a recurring debit.
3. A company sends employee payroll through its financial institution. The employees'
financial institutions receive the entries. What role does the company's financial institution
generally perform?
A. Originating Depository Financial Institution
B. Receiving Depository Financial Institution
C. ACH Operator
D. Third-Party Sender
The ODFI is the financial institution that receives ACH entries from Originators and transmits
them into the ACH Network.
4. Which entity is responsible for receiving ACH entries from an ACH Operator and
making them available to the account holder?
A. Originator
B. ODFI
C. Third-Party Sender
D. RDFI
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The Receiving Depository Financial Institution receives entries from an ACH Operator and
posts or otherwise handles them for its accountholders.
5. An ACH credit is transmitted to a consumer's checking account for payroll. Who is the
Receiver?
A. The consumer whose account receives the credit
B. The employer's bank
C. The ACH Operator
D. The employer's payroll processor
The Receiver is the party identified in an ACH entry as receiving the funds, such as an
employee receiving a direct deposit.
6. Which ACH entry is generally used to collect a recurring payment from a consumer's
checking account?
A. PPD credit
B. CCD credit
C. PPD debit
D. CTX credit
PPD is commonly used for consumer entries, including authorized recurring consumer debits
such as utility or subscription payments.
7. A business wants to send a payment to another business using a format that can carry
extensive addenda information. Which SEC Code is generally appropriate?
A. TEL
B. CTX
C. PPD
D. WEB
CTX is designed for corporate trade payments and can accommodate multiple addenda
records, making it useful for detailed business-to-business remittance information.
8. Which characteristic most clearly distinguishes a CCD entry from a PPD entry?
A. CCD is designed primarily for corporate transactions, while PPD is generally used for
consumer transactions
B. CCD can only be used for credits
C. PPD can only be used for recurring transactions
D. CCD transactions cannot contain addenda records
CCD is primarily associated with corporate payments, while PPD is commonly associated with
consumer payments.
9. A consumer authorizes a merchant through an online process to initiate an ACH debit.
Which SEC Code is commonly associated with an Internet-initiated consumer debit?
,3|Page
A. CCD
B. CTX
C. WEB
D. ARC
WEB is used for eligible consumer debit entries authorized via the Internet or mobile
environment, subject to applicable requirements.
10. A financial institution receives an ACH entry but determines that the account number
does not correspond to an existing account. Which return reason is most directly
applicable?
A. R01
B. R02
C. R03
D. R04
R03 indicates that the account number structure is valid but the account number does not
correspond to the named account holder at the RDFI or otherwise cannot be located.
11. Which return reason indicates that an account has insufficient available funds or
collected funds to pay an ACH debit?
A. R01
B. R02
C. R06
D. R29
R01 is used for Insufficient Funds. The RDFI may return the debit when sufficient funds are
unavailable under the applicable processing rules.
12. A debit is presented to an account that has been closed. Which return reason should
generally be used?
A. R01
B. R02
C. R03
D. R07
R02 means Account Closed and is appropriate when the transaction is presented against an
account that has been closed.
13. What is the principal purpose of an ACH addenda record?
A. To replace the routing number
B. To carry supplemental payment-related information
C. To identify the ACH Operator
D. To authorize a new transaction
, 4|Page
Addenda records provide supplementary information associated with an ACH entry, such as
remittance details or other transaction-specific data.
14. An ACH credit is initiated by an employer to pay employees. Which transaction type
best describes the employer's payment?
A. ACH debit
B. ACH credit
C. Return entry
D. NOC
An ACH credit pushes funds from the Originator's account toward the Receiver's account, as
occurs with direct deposit payroll.
15. A consumer disputes an ACH debit because the transaction was not authorized. What
should the RDFI primarily evaluate?
A. Whether the transaction was profitable for the Originator
B. Whether the consumer's claim meets applicable unauthorized-entry requirements
C. Whether the consumer has previously used the merchant
D. Whether the Originator's account has sufficient funds
The RDFI must evaluate the consumer's claim under applicable ACH rules and regulatory
requirements governing unauthorized entries and related warranties.
16. Which party generally has the direct relationship with the Originator for purposes of
ACH origination?
A. RDFI
B. ODFI
C. Receiver
D. ACH Operator
The ODFI establishes and maintains the origination relationship with the Originator and is
responsible for transmitting the Originator's entries into the ACH Network.
17. A company uses another organization to perform ACH origination activities on behalf
of the company. Which concept is most relevant to determining the parties'
responsibilities?
A. Third-Party Sender arrangement
B. Check truncation
C. Card authorization
D. Securities settlement
A Third-Party Sender arrangement can arise when an intermediary originates ACH entries on
behalf of an Originator without being the Originator or Receiver itself.
