Registered in sourceSource release: August 2026 (v3)
Published definition
Payment must be executed as a non-urgent transaction, which is typically identified as an ACH or low value transaction.
Code set and usage
Service level contains 29 registered codes. Its exact identifier is ExternalServiceLevel1Code.
Specifies the external service level code in the format of character string with a maximum length of 4 characters. The list of valid codes is an external code list published separately. 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.