XRechnung 2.1.0 · UBLStored validation assertion
UBL-SR-40
XRechnung 2.1.0 · UBL
fatalschema
Original rule text
[UBL-SR-40]-Buyer trade name shall occur maximum once
(count(cac:AccountingCustomerParty/cac:Party/cac:PartyName/cbc:Name) <= 1)