GR-R-004-1: When Supplier is Greek, there must be one MARK Number

Original rule text

When Supplier is Greek, there must be one MARK Number

count(cac:AdditionalDocumentReference[cbc:DocumentDescription = '##M.AR.K##'])=1

GR-R-004-1 is a fatal rule in the country layer of Peppol BIS Billing 3.0.19 · UBL. An invoice that breaks it is rejected.

Where to go next

GR-R-004-1 changed in 1 published Peppol BIS Billing UBL release comparison:

• GR-R-004-1 in 3.0.2 → 3.0.10: New rule

Validate an invoice against these rules · All release changes