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ExternalPurpose1Code

FREX Purpose Code: Foreign Exchange

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FREX means foreign exchange in the ISO 20022 purpose code set. Transaction is related to a foreign exchange operation.

Code
FREX
ISO name
ForeignExchange
Status
Registered
Last updated
2007-09-01

Official definition

Transaction is related to a foreign exchange operation.

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

Messages and fields that use ExternalPurpose1Code

MessageElement path
pacs.002TxInfAndSts/OrgnlTxRef/Purp/Cd
pain.002OrgnlPmtInfAndSts/TxInfAndSts/OrgnlTxRef/Purp/Cd
pacs.004TxInf/OrgnlTxRef/Purp/Cd, TxInf/OrgnlTxRef/UndrlygFICdtTrf/Purp/Cd, TxInf/OrgnlTxRef/UndrlygCstmrCdtTrf/Purp/Cd, TxInf/OrgnlTxRef/UndrlygFICdtTrf/UndrlygAllcn/Purp/Cd
camt.056Undrlyg/TxInf/OrgnlTxRef/Purp/Cd
camt.029StmtDtls/Purp/Cd, ModDtls/OrgnlTxRef/Purp/Cd, CxlDtls/TxInfAndSts/OrgnlTxRef/Purp/Cd, CxlDtls/OrgnlPmtInfAndSts/TxInfAndSts/OrgnlTxRef/Purp/Cd
pacs.008CdtTrfTxInf/Purp/Cd
pacs.009CdtTrfTxInf/Purp/Cd, CdtTrfTxInf/UndrlygAllcn/Purp/Cd, CdtTrfTxInf/UndrlygFICdtTrf/Purp/Cd, CdtTrfTxInf/UndrlygCstmrCdtTrf/Purp/Cd
pain.001PmtInf/CdtTrfTxInf/Purp/Cd
camt.053Stmt/Ntry/NtryDtls/TxDtls/Purp/Cd, Stmt/Ntry/NtryDtls/TxDtls/UndrlygAllcn/Purp/Cd
camt.054Ntfctn/Ntry/NtryDtls/TxDtls/Purp/Cd, Ntfctn/Ntry/NtryDtls/TxDtls/UndrlygAllcn/Purp/Cd

And 29 more messages: see the ExternalPurpose1Code page.

FREX in other code sets

FREX questions

What does FREX mean in ISO 20022?
FREX is Foreign Exchange in the ExternalPurpose1Code code set: Transaction is related to a foreign exchange operation.
Where does FREX appear in a message?
For example in camt.056, element Undrlyg/TxInf/OrgnlTxRef/Purp/Cd.

All ExternalPurpose1Code 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.