DE-R-015
- Message
[DE-R-015]-If both supplier and customer are located in Germany, the element "Buyer reference" (BT-10) shall be provided.
- Context
(/ubl-invoice:Invoice | /ubl-creditnote:CreditNote)[$supplierCountryIsDE and $customerCountryIsDE]- Test
cbc:BuyerReference[boolean(normalize-space(.))]- Usage