XRechnung 2.2.0 · UBLStored validation assertion
UBL-CR-025
XRechnung 2.2.0 · UBL
warningschema
Original rule text
[UBL-CR-025]-A UBL invoice should not include the BillingReference IssueTime
not(cac:BillingReference/cac:InvoiceDocumentReference/cbc:IssueTime)