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ExternalStatusReason1Code

AB12 Reason Code: Invalid Concurrent Batch

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AB12 means invalid concurrent batch in the ISO 20022 status reason code set. Duplicate Concurrent Batch Sequence number– for Settlement Instructions.

Code
AB12
ISO name
InvalidConcurrentBatch
Status
Registered
Last updated
2024-05-31

Official definition

Duplicate Concurrent Batch Sequence number– for Settlement Instructions.

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

Messages and fields that use ExternalStatusReason1Code

MessageElement path
pacs.002TxInfAndSts/StsRsnInf/Rsn/Cd, OrgnlGrpInfAndSts/StsRsnInf/Rsn/Cd
pain.002OrgnlGrpInfAndSts/StsRsnInf/Rsn/Cd, OrgnlPmtInfAndSts/StsRsnInf/Rsn/Cd, OrgnlPmtInfAndSts/TxInfAndSts/StsRsnInf/Rsn/Cd
auth.027GrpSts/StsRsn/Rsn/Cd, PackgSts/StsRsn/Rsn/Cd, PackgSts/RcrdSts/StsRsn/Rsn/Cd
camt.025RctDtls/ReqHdlg/StsRsn/Rsn/Cd
camt.111InvstgtnRspn/InvstgtnData/RspnData/TxSts/StsRsnInf/Rsn/Cd
pain.014OrgnlGrpInfAndSts/StsRsnInf/Rsn/Cd, OrgnlPmtInfAndSts/StsRsnInf/Rsn/Cd, OrgnlPmtInfAndSts/TxInfAndSts/StsRsnInf/Rsn/Cd
reda.016PtySts/StsRsn/Rsn/Cd
reda.020SctiesAcctSts/StsRsn/Rsn/Cd
reda.047SctyCSDLkSts/StsRsn/Rsn/Cd
reda.051AcctLkSts/StsRsn/Rsn/Cd

And 8 more messages: see the ExternalStatusReason1Code page.

AB12 in other code sets

AB12 questions

What does AB12 mean in ISO 20022?
AB12 is Invalid Concurrent Batch in the ExternalStatusReason1Code code set: Duplicate Concurrent Batch Sequence number– for Settlement Instructions.
Where does AB12 appear in a message?
For example in pacs.002, element TxInfAndSts/StsRsnInf/Rsn/Cd.

All ExternalStatusReason1Code codes · ISO 20022 code sets · pacs.002 reject reasons explained

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.