Unique identifier assigned by the Payee for referencing the direct debit mandate. Used in order to pre-notify the Buyer of a SEPA direct debit.
cbc urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2123456| Identifier/Error message | Flag | 
|---|---|
| PEPPOL-EN16931-R061 Mandate reference MUST be provided for direct debit.  | 
            fatal | 
| DE-R-030 If the group "DIRECT DEBIT" (BG-19) is delivered, the element "Bank assigned creditor identifier" (BT-90) shall be provided.  | 
            fatal |