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ACH Return Codes

February 28, 2023
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Stephanie Brenes

When an ACH Entry cannot be successfully processed, it will trigger an ACH return. It is important to know that an ACH return is not the same as a refund. 

What are ACH Returns?

When an ACH Entry cannot be successfully processed, it will trigger an ACH return. It is important to know that an ACH return is not the same as a refund. 

ACH Return Codes

There are many reasons why an ACH Entry can be unsuccessful. When this happens, an ACH return is received. Each return begins with an “R” followed by a two-digit number. The two-digit number provides the reason why the ACH is returned and who initiated the return. Though most returns are initiated by the Receiving Depository Financial Institution (RDFI), there are some returns that can be initiated by the Originating Depository Financial Institution (ODFI), ACH Operator, Federal Government Agency, or Gateway. ACH returns must be in accordance with the rules and timeframes established by Nacha

Nacha Return Rates

Nacha has established return rate thresholds that are not to be exceeded for ACH Debit Returns. Return Rates are calculated by dividing the total number of returns for the return rate category by the total number of debits processed in the preceding two calendar months or 60 calendar days.

Return Rate Category

Details

Return Rate Threshold

Administrative Return Rate

The rate at which an Originator’s or Third-Party Sender’s debit Entries are returned for administrative reasons (R02, R03, or R04)

3%

Unauthorized Return Rate

The rate at which an Originator’s or Third-Party Sender’s debit Entries are returned for unauthorized reasons (R05, R07, R10, R11, or R29)

0.50%

Overall Return Rate

The rate at which an Originator’s or Third-Party Sender’s debit Entries are returned for all return reasons including administrative and unauthorized

15%

Most Common ACH Return Codes

Return Code

Title

Details

Return Initiated By

R01

Insufficient Funds

The account does not have the available balance to cover the debit Entry

Customer’s Bank

R02

Account Closed

The bank account is no longer an open account

Customer’s Bank

R03

No Account/ Unable to Locate Account

The account number is valid, but the account number doesn’t match up with the individual identified in the Entry

Customer’s Bank

R04

Invalid Account Number Structure

The structure of the account number isn’t valid

Customer’s Bank

R05

Unauthorized Debit to Consumer Account Using Corporate SEC Code

A debit Entry was to a consumer account, but the Receiver has not authorized the debit Entry

Customer’s Bank but instructed by customer

R06

Returned per ODFI’s Request

The ODFI made a request for the RDFI to return the ACH Entry

Customer’s Bank

R07

Authorization Revoked by Customer

The Receiver revoked the authorization previously provided to the Originator for this debit Entry

Customer’s Bank

R08

Payment Stopped

The Receiver of the debit Entry has placed a stop payment order

Customer’s Bank

R09

Uncollected Funds

A sufficient ledger balance exists to satisfy the dollar value of the transaction, but the available balance is below the dollar value of the debit Entry

Customer’s Bank

R10

Customer Advises Originator is Not Known to Receiver and/or Originator is Not Authorized by Receiver to Debit Receiver’s Account

The Receiver does not know the identity of the Originator; has no relationship with the Originator; or has not authorized the Originator to debit their account

Customer’s Bank but instructed by customer

R11

Customer Advises Entry Not in Accordance with the Terms of the Authorization

The Receiver states that the Originator and Receiver have a relationship and an authorization to debit exists, but there is an error or defect in the payment such that the Entry does not conform to the terms of the authorization (for example, the Entry is for an amount different than authorized; the Entry was initiated for settlement earlier than authorized; the Entry is part of an Incomplete Transaction; the debit Entry was improperly reinitiated

Customer’s Bank but instructed by customer

Less Common ACH Return Codes

Return Code

Title

Details

Return Initiated By

Account Type

Return Timeframe

R12

Account Sold to Another DFI

A financial institution received an Entry to an account that was sold to another financial institution

RDFI

Consumer or Non-Consumer

2 Banking Days

R13

Invalid ACH Routing Number

Entry contains a RDFI Identification or Gateway Identification that is not a valid ACH routing number.

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R14

Representative Payee Deceased or Unable to Continue in That Capacity

The representative payee is either deceased or unable to continue in that capacity. The beneficiary is not deceased

RDFI

Consumer or Non-Consumer

2 Banking Days

R15

Beneficiary or Account Holder (Other Than a Representative Payee) Deceased

(1) The beneficiary is deceased; or (2) the account holder is deceased.

RDFI

Consumer

2 Banking Days

R16

Account Frozen/Entry Returned Per OFAC Instruction

(1) Access to the account is restricted due to specific action taken by the RDFI or by legal action; or (2) OFAC has instructed the RDFI or Gateway to return the Entry

RDFI or Gateway

Consumer or Non-Consumer

2 Banking Days

R17

File Record Edit Criteria/Entry with Invalid Account Number Initiated Under Questionable Circumstances/Return of Improperly-Initiated Reversal

(1) Field(s) cannot be processed by RDFI; (2) the Entry contains an invalid DFI Account Number (account closed/no account/unable to locate account/invalid account number) and is believed by the RDFI to have been initiated under questionable circumstances; or (3) either the RDFI or Receiver has identified a Reversing Entry as one that was improperly initiated by the Originator or ODFI

RDFI

Consumer or Non-Consumer

2 Banking Days

R18

Improper Effective Entry Date

(1) The Effective Entry Date for a credit Entry is more than two Banking Days after the Banking Day of processing as established by the Originating ACH Operator; or (2) the Effective Entry Date for a debit Entry is more than one Banking Day after the processing date

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R19

Amount Field Error

(1) Amount field is non-numeric.

(2) Amount field is not zero in a Prenotification, DNE, ENR, Notification of Change, refused Notification of Change, or zero dollar CCD, CTX, or IAT Entry.

(3) Amount field is zero in an Entry other than a Prenotification, DNE, ENR, Notification of Change, Return, dishonored Return, contested dishonored Return, or zero dollar CCD, CTX, or IAT Entry.

(4) Amount field is greater than $25,000 for ARC, BOC, and POP Entries

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R20

Non-Transaction Account

ACH Entry to a non-Transaction Account

RDFI

Consumer or Non-Consumer

2 Banking Days

R21

Invalid Company Identification

The Identification Number used in the Company Identification Field is not valid

RDFI

Non-Consumer

2 Banking Days

R22

Invalid Individual ID Number

The Receiver has indicated to the RDFI that the number with which the Originator was identified is not correct

RDFI

Consumer or Non-Consumer

2 Banking Days

R23

Credit Entry Refused by Receiver

Any credit Entry that is refused by the Receiver

RDFI

Consumer or Non-Consumer

RDFI must transmit Return by second Banking Day upon receipt of Refusal

R24

Duplicate Entry

The RDFI has received a duplicate Entry; i.e., the trace number, date, dollar amount and/or other data matches another transaction

RDFI

Consumer or Non-Consumer

2 Banking Days

R25

Addenda Error

(1) Addenda Record Indicator value is incorrect.

(2) Addenda Type Code is invalid, out of sequence, or missing,

(3) Number of Addenda Records exceeds allowable maximum,

(4) Addenda Sequence Number is invalid

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R26

Mandatory Field Error

Erroneous data or missing data in a mandatory field

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R27

Trace Number Error

1) Original Entry Trace Number is not present in the Addenda Record on a Return or Notification of Change Entry; or 

(2) Trace Number of an Addenda Record is not the same as the Trace Number of the preceding Entry Detail Record

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R28

Routing Number Check Digit Error

The check digit for a routing number is not valid

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R29

Corporate Customer Advises Not Authorized

The Receiver (Non-Consumer) did not authorize the Entry

RDFI

Non-Consumer

2 Banking Days

R30

RDFI Not Participant in Check Truncation Program

The RDFI does not participate in a Check Truncation Program

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R31

Permissible Return Entry (CCD and CTX only)

The RDFI may return a CCD or CTX Entry that the ODFI agrees to accept

RDFI

Non-Consumer

Not defined, determined by the ODFI and RDFI.

R32

RDFI Non-Settlement

The RDFI is not able to settle the Entry

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R33

Return of XCK Entry

This Return Reason Code may only be used to return XCK Entries and is at the RDFI’s sole discretion

RDFI

Consumer or Non-Consumer

60 Calendar Days

R34

Limited Participation DFI

The RDFI’s participation has been limited by a federal or state supervisor

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R35

Return of Improper Debit Entry

Debit Entries are not permitted for CIE Entries or to loan accounts (reversals are exceptions)

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R36

Return of Improper Credit Entry

ACH credit Entries (with the exception of Reversing Entries) are not permitted for use with ARC, BOC, POP, RCK, TEL, and XCK

ACH Operator

Consumer or Non-Consumer

Next file delivery time following processing

R37

Source Document Presented for Payment

The source document to which an ARC, BOC, or POP Entry relates has been presented for payment

RDFI

Consumer or Non-Consumer

60 Calendar Days

R38

Stop Payment on Source Document

A stop payment order has been placed on the source document to which the ARC or BOC Entry relates.

RDFI

Consumer or Non-Consumer

60 Calendar Days

R39

Improper Source Document/ Source Document Presented for Payment

(1) the source document used for an ARC, BOC, or POP Entry to its Receiver’s account is improper, or

(2) an ARC, BOC, or POP Entry and the source document to which the Entry relates have both been presented for payment and posted to the Receiver’s account

RDFI

Consumer or Non-Consumer

2 Banking Days

Codes to be Used by Federal Government Agencies Returning ENR Entries Only

Return Code

Title

Details

Return Initiated By

Account Type

Return Timeframe

R40

Return of ENR Entry by Federal Government Agency

This Return Reason Code may only be used to return ENR Entries and is at the Federal Government Agency’s sole discretion

Federal Government Agencies For ENR Entries Only

N/A

N/A

R41

Invalid Transaction Code

Either the Transaction Code included in the Addenda Record does not conform to the ACH Record Format Specifications contained in Appendix Three (ACH Record Format Specifications) or it is not appropriate with regard to an Automated Enrollment Entry

Federal Government Agencies For ENR Entries Only

N/A

N/A

R42

Routing Number/Check Digit Error

The Routing Number and the Check Digit included in the Addenda Record is either not a valid number or it does not conform to the Modulus 10 formula

Federal Government Agencies For ENR Entries Only

N/A

N/A

R43

Invalid DFI Account Number

The Receiver’s account number included in the Addenda Record must include at least one alphanumeric character.

Federal Government Agencies For ENR Entries Only

N/A

N/A

R44

Invalid Individual ID Number/ Identification Number

The Individual ID Number/Identification Number provided the Addenda Record does not match a corresponding ID number in the Federal Government Agency’s records

Federal Government Agencies For ENR Entries Only

N/A

N/A

R45

Invalid Individual Name/Company Name

The name of the consumer or company provided in the Addenda Record either does not match a corresponding name in the Federal Government Agency’s records or fails to include at least one alphanumeric character

Federal Government Agencies For ENR Entries Only

N/A

N/A

R46

Invalid Representative Payee Indicator

The Representative Payee Indicator Code included in the Addenda Record has been omitted or it is not consistent with the Federal Government Agency’s records

Federal Government Agencies For ENR Entries Only

N/A

N/A

R47

Duplicate Enrollment

The Entry is a duplicate of an Automated Enrollment Entry previously initiated by a DFI

Federal Government Agencies For ENR Entries Only

N/A

N/A

Codes to be Used by RDFI Returning RCK Entries Only

Return Code

Title

Details

Return Initiated By

Account Type

Return Timeframe

R50

State Law Affecting RCK Acceptance

(1) The RDFI is located in a state that has not adopted Revised Article 4 of the Uniform Commercial Code (1990 Official Text) and has not revised its customer agreements to allow for Electronic presentment; or

(2) the RDFI is located within a state that requires all canceled Checks to a specific type of account to be returned to the Receiver within the periodic statement

RDFI For RCK Entries Only

Consumer

2 Banking Days

R51

Item Related to RCK Entry Is Ineligible or RCK Entry Is Improper.

An ineligible or improper RCK Entry

RDFI For RCK Entries Only

Consumer

60 Calendar Days

R52

Stop Payment on Item Related to RCK Entry

A stop payment order has been placed on the item relating to the RCK Entry

RDFI For RCK Entries Only

Consumer

60 Calendar Days

R53

Item and RCK Entry Presented for Payment

In addition to an RCK Entry, the item to which the RCK Entry relates has also been presented for payment

RDFI For RCK Entries Only

Consumer

60 Calendar Days

Codes to be Used by the ODFI for Dishonored Return Entries

Return Code

Title

Details

Return Initiated By

Account Type

Return Timeframe

R61

Misrouted Return

The RDFI has placed the incorrect Routing Number in the Receiving DFI Identification field

ODFI

Consumer or Non-Consumer

5 Banking Days after the Settlement Date of the Return Entry

R62

Return of Erroneous or Reversing Debit

The Originator’s/ODFI’s use of the reversal process has resulted in, or failed to correct an unintended credit to the Receiver

ODFI

Consumer or Non-Consumer

5 Banking Days after the Settlement Date of the Return Entry

R67

Duplicate Return

The ODFI has received more than one Return for the same Entry

ODFI

Consumer or Non-Consumer

5 Banking Days after the Settlement Date of the Return Entry

R68

Untimely Return

The ODFI received the ACH return outside of the permissible time frames in Nacha Rules

ODFI

Consumer or Non-Consumer

5 Banking Days after the Settlement Date of the Return Entry

R69

Field Error(s)

One or more of the field requirements are incorrect

ODFI

Consumer or Non-Consumer

5 Banking Days after the Settlement Date of the Return Entry

R70

Permissible Return Entry Not Accepted/Return Not Requested by ODFI

The ODFI received a Return Entry identified by the RDFI as being returned with the permission of, or at the request of, the ODFI, but the ODFI did not agree to accept the Entry or has not requested the return of the Entry

ODFI

Consumer or Non-Consumer

5 Banking Days after the Settlement Date of the Return Entry

Codes to be Used by the RDFI for Contested Dishonored Return Entries

Return Code

Title

Details

Return Initiated By

Account Type

Return Timeframe

R71

Misrouted Dishonored Return

The ODFI has placed the incorrect Routing Number in the Receiving DFI Identification field

RDFI

Consumer or Non-Consumer

2 Banking Days after the Settlement Date of the dishonored Return Entry

R72

Untimely Dishonored Return

The dishonored Return Entry has not been sent within the permissible time frames in Nacha Rules

RDFI

Consumer or Non-Consumer

2 Banking Days after the Settlement Date of the dishonored Return Entry

R73

Timely Original Return

The RDFI is certifying that the original Return Entry was sent within the permissible time frames in Nacha Rules

RDFI

Consumer or Non-Consumer

2 Banking Days after the Settlement Date of the dishonored Return Entry

R74

Corrected Return

The RDFI is correcting a previous Return Entry that was dishonored using Return Reason Code R69 - Field Error(s,) because it contained incomplete or incorrect information

RDFI

Consumer or Non-Consumer

2 Banking Days after the Settlement Date of the dishonored Return Entry

R75

Return Not a Duplicate

The Return Entry was not a duplicate of an Entry previously returned by the RDFI

RDFI

Consumer or Non-Consumer

2 Banking Days after the Settlement Date of the dishonored Return Entry

R76

No Errors Found

The original Return Entry did not contain the errors indicated by the ODFI in the dishonored Return Entry

RDFI

Consumer or Non-Consumer

2 Banking Days after the Settlement Date of the dishonored Return Entry

R77

Non-Acceptance of R62 Dishonored Return

The RDFI returned both the Erroneous Entry and the related Reversing Entry, or the funds relating to the R62 dishonored Return are not recoverable from the Receiver

RDFI

Consumer or Non-Consumer

2 Banking Days after the Settlement Date of the dishonored Return Entry

Codes to be Used by Gateways for the Return of International Payments

Return Code

Title

Details

Return Initiated By

Account Type

Return Timeframe

R80

IAT Entry Coding Error

The IAT Entry is being returned due to one or more of the following conditions:

(1) invalid DFI/Bank Branch Country Code

(2)  invalid DFI/Bank Identification Number Qualifier

(3) invalid Foreign Exchange Indicator

(4) invalid ISO Originating Currency Code

(5) invalid ISO Destination Currency Code

(6) invalid ISO Destination Country Code

(7) invalid Transaction Type Code

Gateway

Consumer or Non-Consumer

2 Banking Days

R81

Non-Participant in IAT Program

The Gateway does not have an agreement with either the ODFI or the Gateway’s customer to transmit Outbound IAT Entries

Gateway

Consumer or Non-Consumer

2 Banking Days

R82

Invalid Foreign Receiving DFI Identification

The reference used to identify the Foreign RDFI of an Outbound IAT Entry is invalid

Gateway

Consumer or Non-Consumer

2 Banking Days

R83

Foreign Receiving DFI Unable to Settle

Settlement problems in the foreign payment system

Gateway

Consumer or Non-Consumer

2 Banking Days

R84

Entry Not Processed by Gateway

For Outbound IAT Entries, the Entry has not been processed and is being returned at the Gateway’s discretion because either (1) the processing of such Entry may expose the Gateway to excessive risk, or (2) the foreign payment system does not support the functions needed to process the transaction

Gateway

Consumer or Non-Consumer

2 Banking Days

R85

Incorrectly Coded Outbound International Payment

The RDFI/Gateway has identified the Entry as an Outbound international payment and is returning the Entry because it bears an SEC Code that lacks information required by the Gateway for OFAC compliance

Gateway

Consumer or Non-Consumer

2 Banking Days

Dishonored Returns - When can an ACH Return be Disputed

A dishonored return must be initiated by the ODFI and must be transmitted within five banking days of the Settlement Date of the Return Entry.

Returned entries can be dishonored if any of the following criteria is met.

The return…

  • Was not returned within the proper time frame

  • Contained incorrect information

  • Was a misrouted

  • Was a duplicate

  • Resulted in an unintended credit to the Receiver related to the reversal process 

Contested Dishonored Returns - Can the RDFI contest a dishonored return? 

The RDFI may refute the dishonored return by transmitting a contested dishonored return within two banking days after the Settlement Date of the dishonored Return Entry.

Dishonored Returned entries can be contested if any of the following criteria is met.

If the original return…

  • Was timely

  • Was correct

  • Has been corrected

Or 

  • If the dishonored return was not returned within the proper dishonored return time frame 

Key ACH Terms

ACH Term

Definition

ACH Operator

An entity that acts as a central facility for the clearing, delivery, and settlement of ACH entries between or among Participating Depository Financial Institutions.

Banking Day

A business day in the United States in which a bank is open to the public

Calendar Day

Any calendar day, including business days, weekends, and Federal Holidays

Consumer Account

A bank account established by a natural person primarily for personal, family, or household use and not for commercial purposes

Gateway

An ACH Operator or a Participating Depository Financial Institution that acts as an Entry point to or exit point from the United States for ACH Entries

Non-consumer Account

A bank account established by an Organization primarily for commercial purposes. A Non-Consumer Account may be established by a natural person if the bank records indicate that the account is primarily for commercial and not for personal, family, or household purposes

ODFI

The Originating Depository Financial Institution has an agreement with the ACH Operator to transmit ACH entries on behalf of its Originators

Originator

The consumer, business or government organization that initiates the ACH payment process and is authorized to do so.

RDFI

The Receiving Depository Financial Institution receives ACH entries directly or indirectly from the ACH Operator for debit or credit to the accounts of its customers. All financial institutions must be an RDFI to allow a customer or member to accept funds via ACH.

Receiver

The intended recipient of the ACH transaction, the bank account holder 

Settlement Date

The date the credit of debit Entry is reflected on the books of the Federal Reserve Bank