71.—(1) The statutory provisions set out in Schedule 6 shall have effect subject to the amendments specified in that Schedule.
(2) Without prejudice to section 17(2) of the [1954 c. 33 (N.I.).] Interpretation Act (Northern Ireland) 1954, the Department may by order make such modifications of instruments made under statutory provisions as appear to the Department necessary or expedient in consequence of the provisions of this Order; and in this paragraph “instrument” has the meaning assigned to it by section 1 (c) of that Act of 1954.
(3) Without prejudice to sections 28 and 29 of the Interpretation Act (Northern Ireland) 1954, the transitional and saving provisions in Schedule 7 shall have effect.
(4) The statutory provisions set out in Schedule 8 are hereby repealed to the extent specified in column 3 of that Schedule.
(5) Any local or private Act shall, to the extent that it authorises or regulates, or otherwise makes provision in connection with, the supply of gas (within the meaning of Part II), cease to have effect.