Notwithstanding anything in this Part, section 50 applies in relation to a maintenance pending suit order, a periodical payments order or a secured periodical payments order, or one of those orders affected by an order under section 131, with all necessary modifications, including -

(a) the reference in section 50(4) to the maintenance creditor shall be construed as a reference to the person to whom payments under the relevant order are required to be made;

(b) the other references in section 50 to the maintenance creditor shall be construed as references to the person on whose application the relevant order was made; and

(c) the references in section 50(3) to the maintenance debtor shall be construed as a reference to the person by whom payments under the relevant order are required to be made.