(1)If it appears to the Secretary of State that, as a result of the passing of any enactment after the date of this Act, it is appropriate that sections 57 (Insulation against noise) and 58 (Orders for insulating new buildings) of this Act should be repealed, he may make an order repealing those sections.
(2)An order under this section may contain such transitional, consequential and saving provisions as may be appropriate.
(3)Subsection (11) of section 58 (Orders for insulating new buildings) of this Act shall apply to the functions of the Secretary of State under this section as it applies to his functions under that section.
(4)An order under this section shall be made by statutory instrument and shall not be made except on application by the undertakers.