XRechnung 2.2.0 · UBLStored validation assertion
UBL-CR-068
XRechnung 2.2.0 · UBL
warningschema
Original rule text
[UBL-CR-068]-A UBL invoice should not include the ReceiptDocumentReference LanguageID
not(cac:ReceiptDocumentReference/cbc:LanguageID)