ISO 20022 · Cancellation reason

AC03Invalid Creditor Account Number

Registered in sourceSource release: August 2026 (v3)

Published definition

Wrong account number in Credit Transfer.

Code set and usage

Cancellation reason contains 33 registered codes. Its exact identifier is ExternalCancellationReason1Code.

Specifies the cancellation reason, as published in an external cancellation reason 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 28 published message references

This code in other sets 3

These share the characters AC03. Their meanings belong to their respective sets.