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ExternalPurpose1Code

MP2B Purpose Code: Mobile P2 B Payment

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MP2B means mobile p2 b payment in the ISO 20022 purpose code set. A service which enables a user to use an app on its mobile to pay a merchant or other business payees by initiating a payment message. Within this context, the account information or an alias of the payee might be transported through different channels to the app, for example QR Code, NFC, Bluetooth, other Networks.

Code
MP2B
ISO name
MobileP2BPayment
Status
Registered
Last updated
2017-05-01

Official definition

A service which enables a user to use an app on its mobile to pay a merchant or other business payees by initiating a payment message. Within this context, the account information or an alias of the payee might be transported through different channels to the app, for example QR Code, NFC, Bluetooth, other Networks.

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.

MP2B in other code sets

MP2B questions

What does MP2B mean in ISO 20022?
MP2B is Mobile P2 B Payment in the ExternalPurpose1Code code set: A service which enables a user to use an app on its mobile to pay a merchant or other business payees by initiating a payment message. Within this context, the account information or an alias of the payee might be transported through different channels to the app, for example QR Code, NFC, Bluetooth, other Networks.
Where does MP2B 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.