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ISO 20022 external code set

ExternalReversalReason1Code: Reversal Reason Codes

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Specifies the reversal reason, as published in an external reversal reason code list.

Definition from the ISO 20022 External Code Sets, 2Q2026 (published 28 Aug 2026).

11 codes in use. External code sets are published outside the message schemas and updated every quarter, so a new code can appear without a new message version.

Codes

  • AC03Invalid Creditor Account NumberWrong IBAN in SCT
  • AC04Closed Account NumberAccount number specified has been closed on the Receiver's books
  • AG02Invalid Bank Operation CodeBank Operation code specified in the message is not valid for receiver
  • AM05DuplicationDuplication
  • AM09Wrong AmountWrong amount in SCT
  • MD01No MandateNo Mandate
  • MD05Collection Not DueCreditor or creditor's agent should not have collected the direct debit
  • MS02Not Specified Reason Customer GeneratedReason has not been specified by end customer
  • MS03Not Specified Reason Agent GeneratedReason has not been specified by agent.
  • RC07Invalid Creditor BIC IdentifierWrong BIC in SCT
  • TM01Cut Off TimeAssociated message was received after agreed processing cut-off time.

Messages that use ExternalReversalReason1Code

MessageElement path
pacs.007TxInf/RvslRsnInf/Rsn/Cd, OrgnlGrpInf/RvslRsnInf/Rsn/Cd
pain.007OrgnlGrpInf/RvslRsnInf/Rsn/Cd, OrgnlPmtInfAndRvsl/RvslRsnInf/Rsn/Cd, OrgnlPmtInfAndRvsl/TxInf/RvslRsnInf/Rsn/Cd

All ISO 20022 code sets · ISO 20022 messages

The ISO 20022 code set names, code values, names and definitions on this page are reproduced from material published at iso20022.org under the ISO 20022 Intellectual Property Rights policy. This is not the official source: the up-to-date ISO 20022 standards and repository material are published only at iso20022.org. Explanations in our own words are by ZagTrader. ZagTrader is not affiliated with or endorsed by ISO or Swift.