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ExternalUnableToApplyIncorrectData1Code

MM31 Code: Payment Executed Creditor Account Or Identification

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MM31 means payment executed creditor account or identification in the ISO 20022 unable to apply incorrect data code set. Payment has been executed. For reasons of regulatory requirements we request further information on the account number or unique identification of the creditor.

Code
MM31
ISO name
PaymentExecutedCreditorAccountOrIdentification
Status
Registered
Last updated
2021-02-01

Official definition

Payment has been executed. For reasons of regulatory requirements we request further information on the account number or unique identification of the creditor.

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

Messages and fields that use ExternalUnableToApplyIncorrectData1Code

MessageElement path
camt.026Justfn/MssngOrIncrrctInf/IncrrctInf/Tp/Cd

MM31 questions

What does MM31 mean in ISO 20022?
MM31 is Payment Executed Creditor Account Or Identification in the ExternalUnableToApplyIncorrectData1Code code set: Payment has been executed. For reasons of regulatory requirements we request further information on the account number or unique identification of the creditor.
Where does MM31 appear in a message?
For example in camt.026, element Justfn/MssngOrIncrrctInf/IncrrctInf/Tp/Cd.

All ExternalUnableToApplyIncorrectData1Code codes · ISO 20022 code sets

The ISO 20022 code 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.