XRechnung 2.4.0 · UBLStored validation assertion
UBL-CR-036
XRechnung 2.4.0 · UBL
warningschema
Original rule text
[UBL-CR-036]-A UBL invoice should not include the BillingReference IssuerParty
not(cac:BillingReference/cac:InvoiceDocumentReference/cac:IssuerParty)