[UBL-CR-234]-A UBL invoice should not include the AccountingCustomerParty Party PartyTaxScheme ExemptionReasonCode
UBL-CR-234pxs-taxdata:TaxData/pxs-taxdata:ReportedTransaction/pxs-taxdata:ReportedDocumentnot(cac:AccountingCustomerParty/cac:Party/cac:PartyTaxScheme/cbc:ExemptionReasonCode)