XRechnung 2.3.0 · UBLStored validation assertion
UBL-CR-532
XRechnung 2.3.0 · UBL
warningschema
Original rule text
[UBL-CR-532]-A UBL invoice should not include the InvoiceLine DocumentReference CopyIndicator
not((cac:InvoiceLine|cac:CreditNoteLine)/cac:DocumentReference/cbc:CopyIndicator)