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ExternalLocalInstrument1Code

ASTI Code: Ancillary System Transfer Initiation

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ASTI means ancillary system transfer initiation in the ISO 20022 local instrument code set. Indicates that the payment is sent by an authorized third party on behalf of the participant.

Code
ASTI
ISO name
AncillarySystemTransferInitiation
Status
Registered
Last updated
2018-05-01

Official definition

Indicates that the payment is sent by an authorized third party on behalf of the participant.

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

Messages and fields that use ExternalLocalInstrument1Code

MessageElement path
pacs.002TxInfAndSts/OrgnlTxRef/PmtTpInf/LclInstrm/Cd, TxInfAndSts/OrgnlTxRef/MndtRltdInf/CdtTrfMndt/Tp/LclInstrm/Cd
pain.002OrgnlPmtInfAndSts/TxInfAndSts/OrgnlTxRef/PmtTpInf/LclInstrm/Cd, OrgnlPmtInfAndSts/TxInfAndSts/OrgnlTxRef/MndtRltdInf/CdtTrfMndt/Tp/LclInstrm/Cd
pacs.004TxInf/PmtTpInf/LclInstrm/Cd, GrpHdr/PmtTpInf/LclInstrm/Cd, TxInf/OrgnlTxRef/PmtTpInf/LclInstrm/Cd, TxInf/OrgnlTxRef/UndrlygFICdtTrf/PmtTpInf/LclInstrm/Cd
camt.056Undrlyg/TxInf/OrgnlTxRef/PmtTpInf/LclInstrm/Cd, Undrlyg/TxInf/OrgnlTxRef/MndtRltdInf/CdtTrfMndt/Tp/LclInstrm/Cd
camt.029ModDtls/OrgnlTxRef/PmtTpInf/LclInstrm/Cd, CxlDtls/TxInfAndSts/OrgnlTxRef/PmtTpInf/LclInstrm/Cd, ModDtls/OrgnlTxRef/MndtRltdInf/CdtTrfMndt/Tp/LclInstrm/Cd, CxlDtls/OrgnlPmtInfAndSts/TxInfAndSts/OrgnlTxRef/PmtTpInf/LclInstrm/Cd
pacs.008GrpHdr/PmtTpInf/LclInstrm/Cd, CdtTrfTxInf/PmtTpInf/LclInstrm/Cd, CdtTrfTxInf/MndtRltdInf/Tp/LclInstrm/Cd
pacs.009GrpHdr/PmtTpInf/LclInstrm/Cd, CdtTrfTxInf/PmtTpInf/LclInstrm/Cd, CdtTrfTxInf/UndrlygFICdtTrf/PmtTpInf/LclInstrm/Cd, CdtTrfTxInf/UndrlygCstmrCdtTrf/PmtTpInf/LclInstrm/Cd
pain.001PmtInf/PmtTpInf/LclInstrm/Cd, PmtInf/CdtTrfTxInf/PmtTpInf/LclInstrm/Cd, PmtInf/CdtTrfTxInf/MndtRltdInf/Tp/LclInstrm/Cd

And 49 more messages: see the ExternalLocalInstrument1Code page.

ASTI questions

What does ASTI mean in ISO 20022?
ASTI is Ancillary System Transfer Initiation in the ExternalLocalInstrument1Code code set: Indicates that the payment is sent by an authorized third party on behalf of the participant.
Where does ASTI appear in a message?
For example in camt.056, element Undrlyg/TxInf/OrgnlTxRef/PmtTpInf/LclInstrm/Cd.

All ExternalLocalInstrument1Code 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.