If "Payment means type code" (BT-81) contains a code for payment card (48, 54, 55), "PAYMENT CARD INFORMATION" (BG-18) shall be provided.
(/ubl-invoice:Invoice/cac:PaymentMeans[cbc:PaymentMeansCode = (48,54,55)] |/ubl-creditnote:CreditNote/cac:PaymentMeans[cbc:PaymentMeansCode = (48,54,55)])[$supplierCountryIsDE and $customerCountryIsDE]cac:CardAccount