ISO 20022 · External code set

Unable to apply incorrect data codes

Specifies the reason of an unable to apply due to incorrect data, as published in an external unable to apply incorrect data code set. External code sets can be downloaded from www.iso20022.org.

41 registered codesSource release: August 2026 (v3)

Registered codes in `ExternalUnableToApplyIncorrectData1Code`. Select a code for its full definition and source details.
Code	Published name and definition
`IN01`	Incorrect Related Reference Related transaction reference is incorrect.
`IN02`	Incorrect Payment Service Level Payment type service level is incorrect (former IncorrectBankOperationCode).
`IN03`	Incorrect Category Purpose Payment type category purpose is incorrect (former IncorrectInstructionCode).
`IN04`	Incorrect Requested Execution Date RequestedExecutionDate is incorrect.
`IN05`	Incorrect Interbank Settlement Date Interbank settlement date is incorrect (former IncorrectValueDate).
`IN06`	Incorrect Interbank Settlement Amount Interbank settlement amount is incorrect (former IncorrectSettledAmount).
`IN07`	Incorrect Debtor Debtor is incorrect.
`IN08`	Incorrect Debtor Account DebtorAccount is incorrect.
`IN09`	Incorrect Instructed Reimbursement Agent InstructedReimbursementAgent is incorrect (former IncorrectReceiverCorrespondent).
`IN10`	Incorrect Third Reimbursement Agent ThirdReimbursementAgent is incorrect (former IncorrectThirdReimbursementInstitution).
`IN11`	Incorrect Payment Clearing Channel Payment type clearing channel is incorrect (former PaymentScheme).
`IN12`	Incorrect Creditor Agent Account CreditorAgentAccount is incorrect (former IncorrectAccountOfBeneficiaryInstitution).
`IN13`	Incorrect Creditor Creditor is incorrect.
`IN14`	Incorrect Creditor Account Creditor account is incorrect.
`IN15`	Incorrect Remittance Information RemittanceInformation is incorrect.
`IN16`	Incorrect Payment Purpose Transaction payment purpose is incorrect.
`IN17`	Incorrect Charge Bearer ChargeBearer is incorrect (former IncorrectDetailsOfCharges).
`IN18`	Incorrect Instruction For Next Agent Instruction for next agent is incorrect (former IncorrectSenderToReceiverInformation).
`IN19`	Incorrect Instruction For Creditor Agent Instruction for creditor agent is incorrect (former IncorrectInstructionForFinalAgent).
`IN33`	Incorrect Report Entry Amount Amount in statement entry is incorrect.
`IN36`	Incorrect Settlement Account SettlementAccount is incorrect.
`IN37`	Incorrect Instructing Reimbursement Agent Instructing reimbursement agent is incorrect.
`IN38`	Incorrect Debtor Address Debtor's address is incorrect.
`IN39`	Incorrect Creditor Address Creditor's address is incorrect.
`IN40`	Incorrect Related Remittance Information RelatedRemittanceInformation is incorrect.
`MM20`	Mismatch Creditor Name Account Name and account of creditor are not matching.
`MM21`	Mismatch Debtor Name Account Name and account of debtor are not matching.
`MM22`	Mismatch Creditor Agent Name Account Name and account of creditor agent (former FinalAgent) are not matching.
`MM23`	Insufficient Debtor Details Insufficient or incoherent details about the debtor with respect to regulatory requirements.
`MM24`	Insufficient Creditor Details Insufficient or incoherent details about the creditor with respect to regulatory requirements.
`MM25`	Pending Execution Debtor Account Or Identification Payment is pending execution. For reasons of regulatory requirements we request further information on the account number or unique identification of the debtor.
`MM26`	Pending Execution Debtor Name Or Address Payment is pending execution. For reasons of regulatory requirements we request further information on the name and/or address of the debtor.
`MM27`	Payment Executed Debtor Account Or Identification Payment has been executed. For reasons of regulatory requirements we request further information on the account number or unique identification of the debtor.
`MM28`	Payment Executed Debtor Name Or Address Payment has been executed. For reasons of regulatory requirements we request further information on the name and/or address of the debtor.
`MM29`	Pending Execution Creditor Account Or Identification Payment is pending execution. For reasons of regulatory requirements we request further information on the account number or unique identification of the creditor.
`MM30`	Pending Execution Creditor Name Or Address Payment is pending execution. For reasons of regulatory requirements we request further information on the name and/or address of the creditor.
`MM31`	Payment Executed Creditor Account Or Identification Payment has been executed. For reasons of regulatory requirements we request further information on the account number or unique identification of the creditor.
`MM32`	Payment Executed Creditor Name Or Address Payment has been executed. For reasons of regulatory requirements we request further information on the name and/or address of the creditor.
`MM34`	Insufficient Charges Details Insufficient charges details provided.
`MM35`	Insufficient Payment Purpose Payment purpose needs to be further specified.
`NARR`	Narrative See narrative field for additional information.

Message references 2

Versions listed in the source workbook, including older versions. This list does not establish which messages a bank, network or provider supports.

camt.026.001.10Unable To Apply V10
camt.026.001.09Unable To Apply V09

Source: UsageInMsgs sheet in 2Q2026_externalcodesets_v3.xlsx.