Invoice StructureInvoiceAccountingCustomerPartyPartyContactTelephonecbc:Telephone A telephone number for contacting the entity. About Occurrence: [0..1] Namespace: urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2 Attributes Example <cbc:Telephone>023 123 123</cbc:Telephone>NameAllowanceCharge