XRechnung 2.5.0 · UBLStored validation assertion
UBL-SR-17
XRechnung 2.5.0 · UBL
fatalschema
Original rule text
[UBL-SR-17]-Buyer legal registration identifier shall occur maximum once
(count(cac:AccountingCustomerParty/cac:Party/cac:PartyLegalEntity/cbc:CompanyID) <= 1)