5.—(1) Subject to the provisions of this order or of any other order made under section 84 of the Act—
(a)the unrepealed provisions of any local Act or of any order made under or confirmed by any Act which affects the existing county of Hertfordshire or Surrey, otherwise than in relation to property held on a charitable trust, shall extend to the urban district of Potters Bar or the urban districts of Staines and Sunbury-on-Thames, as the case may be, and any reference therein to the county shall be construed as extending to such urban district or urban districts;
(b)such provisions of any such Act or order which affects the existing urban district of Chigwell, otherwise than in relation to property held on a charitable trust, shall apply to the urban district as altered, and any reference therein to the urban district shall be construed as a reference to the urban district as altered.
Nothing in this paragraph applies to
(a)the existing division of any parliamentary constituency into polling districts and designation of polling places;
(b)any order in force under the Shops Act 1950;
(c)any order under the Clean Air Act 1956.
(2) In section 218 of the Middlesex County Council Act 1944, there shall be substituted for “the Council”, where first and secondly occurring “the county council of Middlesex” and where thirdly occurring “the Greater London Council” .
(3) Notwithstanding the provisions of section 87(1) of the Act the provisions of the Middlesex County Council Acts of 1944, 1950, 1956, 1959 and 1961 other than the said section 218 and the provisions specified in respect of the urban district of Potters Bar, Staines or Sunbury-on-Thames in column (1) of Part I, II or III of Schedule 2 shall not apply in such urban district.
The provisions so specified in respect of any such urban district shall have effect with the substitution for references to the county of Middlesex or the county council of that county of references to the area or authority specified in respect of such provisions in column (2).
(4) Any protective provision in any local Act or in any order made under or confirmed by any Act for the benefit of an authority abolished by section 3(1)(b) of the Act or their predecessors, or for the benefit of the county council of Essex, Hertfordshire, Kent or Surrey or the urban district council of Chigwell, or their predecessors, in respect of or in so far as it relates to any matter in the relevant area, shall enure—
(a)if the protection relates to a highway, for the benefit of the highway authority for the highway;
(b)if the protection relates to any other matter transferred by or under the Act to any authority, for the benefit of that authority;
(c)in any other case, for the benefit of the council of the London borough or county in which the matter to which the protection relates is situated or the Common Council,
and shall be construed as if a reference to the authority specified in (a), (b) or (c) were substituted for any reference to the authority named in the protective provision.
(5) Any provision in any local Act or in any order made under or confirmed by any Act which requires the consent (whether it empowers the requirement of conditions or otherwise) of an authority abolished by section 3(1)(b) of the Act or their predecessors, or of the county council of Essex, Hertfordshire, Kent or Surrey or the urban district council of Chigwell, or their predecessors, in respect of or in so far as it relates to any matter in the relevant area, shall have effect as if it had required the consent of (and in that event empowered the requirement of conditions by) the following authority, namely—
(a)where the matter in respect of which the consent is required is a highway, the highway authority for the highway;
(b)where the matter in respect of which the consent is required is any other matter transferred by or under the Act to any authority, that authority;
(c)in any other case, the council of the London borough or county in which the matter in respect of which the consent is required is situated or the Common Council.
(6) Paragraphs (4) and (5)shall not apply to any provision in any local Act or in any order made under or confirmed by any Act in respect of which provision is made in an order made under section 84, as extended by section 87(2), of the Act.
(7) In this article “the relevant area”
(a)Greater London;
(b)any part of the sewerage area of the Greater London Council which is not in Greater London;
(c)any area adjoining Greater London which is not within the Thames catchment area, the Lee catchment area or the area of any river board or river authority.