[UBL-CR-446]-A UBL invoice should not include the PaymentMeans PaymentMandate PayerFinancialAccount FinancialInstitutionBranch
UBL-CR-446
/ubl:Invoice | /cn:CreditNote
not(cac:PaymentMeans/cac:PaymentMandate/cac:PayerFinancialAccount/cac:FinancialInstitutionBranch)