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ExternalCategoryPurpose1Code

CPAY Purpose Code: Claim Payment

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CPAY means claim payment in the ISO 20022 category purpose code set. Transaction is related to the payment of a claim though a claim payment system.

Code
CPAY
ISO name
ClaimPayment
Status
Registered
Last updated
2026-05-22

Official definition

Transaction is related to the payment of a claim though a claim payment system.

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

Messages and fields that use ExternalCategoryPurpose1Code

MessageElement path
pacs.002TxInfAndSts/OrgnlTxRef/PmtTpInf/CtgyPurp/Cd, TxInfAndSts/OrgnlTxRef/MndtRltdInf/CdtTrfMndt/Tp/CtgyPurp/Cd
pain.002OrgnlPmtInfAndSts/TxInfAndSts/OrgnlTxRef/PmtTpInf/CtgyPurp/Cd, OrgnlPmtInfAndSts/TxInfAndSts/OrgnlTxRef/MndtRltdInf/CdtTrfMndt/Tp/CtgyPurp/Cd
pacs.004TxInf/PmtTpInf/CtgyPurp/Cd, GrpHdr/PmtTpInf/CtgyPurp/Cd, TxInf/OrgnlTxRef/PmtTpInf/CtgyPurp/Cd, TxInf/OrgnlTxRef/UndrlygFICdtTrf/PmtTpInf/CtgyPurp/Cd
camt.056Undrlyg/TxInf/OrgnlTxRef/PmtTpInf/CtgyPurp/Cd, Undrlyg/TxInf/OrgnlTxRef/MndtRltdInf/CdtTrfMndt/Tp/CtgyPurp/Cd
camt.029ModDtls/OrgnlTxRef/PmtTpInf/CtgyPurp/Cd, CxlDtls/TxInfAndSts/OrgnlTxRef/PmtTpInf/CtgyPurp/Cd, ModDtls/OrgnlTxRef/MndtRltdInf/CdtTrfMndt/Tp/CtgyPurp/Cd, CxlDtls/OrgnlPmtInfAndSts/TxInfAndSts/OrgnlTxRef/PmtTpInf/CtgyPurp/Cd
pacs.008GrpHdr/PmtTpInf/CtgyPurp/Cd, CdtTrfTxInf/PmtTpInf/CtgyPurp/Cd, CdtTrfTxInf/MndtRltdInf/Tp/CtgyPurp/Cd
pacs.009GrpHdr/PmtTpInf/CtgyPurp/Cd, CdtTrfTxInf/PmtTpInf/CtgyPurp/Cd, CdtTrfTxInf/UndrlygFICdtTrf/PmtTpInf/CtgyPurp/Cd, CdtTrfTxInf/UndrlygCstmrCdtTrf/PmtTpInf/CtgyPurp/Cd
pain.001PmtInf/PmtTpInf/CtgyPurp/Cd, PmtInf/CdtTrfTxInf/PmtTpInf/CtgyPurp/Cd, PmtInf/CdtTrfTxInf/MndtRltdInf/Tp/CtgyPurp/Cd
camt.053Stmt/Ntry/NtryDtls/TxDtls/PmtTpInf/CtgyPurp/Cd
camt.054Ntfctn/Ntry/NtryDtls/TxDtls/PmtTpInf/CtgyPurp/Cd

And 47 more messages: see the ExternalCategoryPurpose1Code page.

CPAY questions

What does CPAY mean in ISO 20022?
CPAY is Claim Payment in the ExternalCategoryPurpose1Code code set: Transaction is related to the payment of a claim though a claim payment system.
Where does CPAY appear in a message?
For example in camt.056, element Undrlyg/TxInf/OrgnlTxRef/PmtTpInf/CtgyPurp/Cd.

All ExternalCategoryPurpose1Code 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.