What does CHCO mean in ISO 20022?

CHCO is Request Cheque Copy in the ExternalInvestigationReason1Code code set: Copy of cheque is requested.

Where does CHCO appear in a message?

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

ExternalInvestigationReason1Code

CHCO Reason Code: Request Cheque Copy

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

CHCO means request cheque copy in the ISO 20022 investigation reason code set. Copy of cheque is requested.

Code: CHCO
ISO name: RequestChequeCopy
Status: Registered
Last updated: 2024-02-28

Official definition

Copy of cheque is requested.

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

CHCO in other code sets

CHCO in ExternalStatusReason1Code

CHCO questions

What does CHCO mean in ISO 20022?: CHCO is Request Cheque Copy in the ExternalInvestigationReason1Code code set: Copy of cheque is requested.
Where does CHCO 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.