What does ACCT mean in ISO 20022?

ACCT is Account Related Investigation in the ExternalInvestigationReason1Code code set: Investigation relating to an account.

Where does ACCT appear in a message?

For example in camt.110, element InvstgtnData/Rsn/Cd.

ExternalInvestigationReason1Code

ACCT Reason Code: Account Related Investigation

Written and maintained by ZagTrader. Last reviewed 21 October 2026. How this page is sourced and checked

ACCT means account related investigation in the ISO 20022 investigation reason code set. Investigation relating to an account.

Code: ACCT
ISO name: AccountRelatedInvestigation
Status: Registered
Last updated: 2024-02-28

Official definition

Investigation relating to an account.

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

Messages and fields that use ExternalInvestigationReason1Code

Message	Element path
camt.110	InvstgtnData/Rsn/Cd
camt.111	InvstgtnRspn/InvstgtnData/OrgnlInvstgtnRsn/Cd

ACCT in other code sets

ACCT questions

What does ACCT mean in ISO 20022?: ACCT is Account Related Investigation in the ExternalInvestigationReason1Code code set: Investigation relating to an account.
Where does ACCT appear in a message?: For example in camt.110, element InvstgtnData/Rsn/Cd.

All ExternalInvestigationReason1Code 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.