ISO 20022 · Message function

INSNInstruction

Registered in sourceSource release: August 2026 (v3)

Published definition

Informs of an action to be taken.

Code set and usage

Message function contains 14 registered codes. Its exact identifier is ExternalMessageFunction1Code.

Code to identify the type of process related to the message, as published separately in a message function external code set. External code sets can be downloaded from www.iso20022.org.

Use the code with the applicable message version and implementation guide. A matching code value alone does not establish the same meaning in another set.

View 88 published message references