[ibr-116-ae]-When Invoice transaction-type code (BTAE-02) has value XX1XXXXX (Margin scheme), then the tax category code (IBT-151) should have 'Standard rate additional VAT '.
ibr-116-ae
/ubl:Invoice | /cn:CreditNote
not(matches(cbc:ProfileExecutionID, "^[01]{2}1[01]{5}$")) or not(//cac:TaxCategoryCode/cbc:ID = "N")