ISO 20022 · Local instrument

DDMUDirect Debit Unconfirmed Electronic Mandate

Registered in sourceSource release: August 2026 (v3)

Published definition

Transaction is related to a direct debit instruction authorized under an unconfirmed electronic mandate requiring confirmation by the debtor.

Additional source information

APAC,HK,All,eDDA,DD,Both

Code set and usage

Local instrument contains 90 registered codes. Its exact identifier is ExternalLocalInstrument1Code.

Specifies the external local instrument code in the format of character string with a maximum length of 35 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.

View 369 published message references