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ISO 20022 · Return reason
AM02 Not Allowed Amount
Registered in sourceSource release: August 2026 (v3)Source details
Code setExternalReturnReason1Code
Published definition
Specific transaction/message amount is greater than allowed maximum
Code set and usage
Return reason contains 104 registered codes. Its exact identifier is ExternalReturnReason1Code.
Specifies the return reason, as published in an external return reason code list. 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.