[ibr-tdd-54] – The cac:FinancialInstitutionBranch element MUST NOT contain elements other than cbc:ID (BT-086).
ibr-tdd-54/pxs:TaxData/pxs:ReportedTransaction/pxs:ReportedDocument/cac:PaymentMeans/cac:PayeeFinancialAccount/cac:FinancialInstitutionBranchcount(*[not(self::cbc:ID)]) = 0