(1)Subject to the following provisions of this section, the Secretary of State may by order—
(a)provide that any enactment contained in this Act which is specified in the order shall not apply to persons or to employments of such classes as may be prescribed in the order;
(b)provide that any such enactment shall apply to persons or employments of such classes as may be prescribed in the order subject, except in relation to section 54 (but without prejudice to paragraph (a)), to such exceptions and modifications as may be so prescribed ;
(c)vary, or exclude the operation of, any of the following provisions of this Act, that is to say, sections 64(1), 99, 141(2) and (5), 143(3) and (4), 144(1), (2), (4) and (5), 145(1), (2) and (3) and 146(1) and (4) to (7);
(d)add to, vary or delete any of the provisions of Schedule 5.
(2)Subsection (1) does not apply to the following provisions of this Act, namely, sections 7, 52, 55, 57, 58, 59, 62, 63, 65, 66, 67, 75, 80, 103 to 120, 128, 134, 141(1) and 142(1) and Schedules 3, 9 and 13, and, in addition, paragraph (b) of subsection (1) does not apply to sections 1 to 6 and 49 to 51 and paragraph (c) of subsection (1) does not apply to section 143 as that section applies in relation to section 49.
(3)The provisions of this section are without prejudice to any other power of the Secretary of State to amend, vary or repeal any provision of this Act or to extend or restrict its operation in relation to any person or employment.
(4)No order under subsection (1) shall be made unless a draft of the order has been laid before Parliament and approved by a resolution of each House of Parliament.