ISO 20022 · External code set

Investigation action reason codes

Specifies the requested action, as published in an external investigation action code set. External code sets can be downloaded from www.iso20022.org.

5 registered codesSource release: August 2026 (v3)
Registered codes in ExternalInvestigationActionReason1Code. Select a code for its full definition and source details.
CodePublished name and definition
IRCDInvestigation Response Compensation Disputed

Objection is raised as the compensation amount quoted on the investigation response appears incorrect.

IRICInvestigation Response Incomplete

Objection is raised as the data provided on the investigation response is insufficent to address the original request.

IRRRInvestigation Request Resolved

Closure is requested as the investigation request has been resolved by requestor.

IRSIInvestigation Request Sent In Error

Closure is requested as the investigation request was sent in error.

NARRNarrative

See AdditionalInformation element for action reason.

Message references 5

Versions listed in the source workbook, including older versions. This list does not establish which messages a bank, network or provider supports.

  • camt.111.001.03Investigation Response V03
  • camt.111.001.02Investigation Response V02
  • camt.111.001.01Investigation Response V01
  • camt.110.001.02Investigation Request V02
  • camt.110.001.01Investigation Request V01

Source: UsageInMsgs sheet in 2Q2026_externalcodesets_v3.xlsx.