18(1)Subsections (1) and (3) of section 31 above shall apply to an order made or deemed to have been made under section 15 of the Act of 1965 in its application to proceedings for restitution of conjugal rights, or under section 21 or 34(1)(c) of that Act, as they apply to the orders mentioned in subsection (2) of section 31.E+W
(2)In exercising the powers conferred by virtue of this paragraph the court shall have regard to all the circumstances of the case, including any change in any of the matters to which the court was required to have regard when making the order to which the application relates.