Building Control Act 1966

2 Work below cost limit

(1) Work shall be exempt from control under this Act if—

(a) in the case of work done in the construction of a building or of any works, the cost of constructing the building or works ; or

(b) in the case of work done in the alteration of a building or of any works, the cost of making the alteration,

together in either case with any other cost required to be added thereto by subsection (2) or (3) of this section, is less than £100,000.

(2) If in a case falling within paragraph (a) of the foregoing subsection—

(a) any work has been done in the construction of another building or other works contiguous or adjacent to the building or works mentioned in that paragraph (hereafter in this subsection referred to as the " relevant building or works "); and

(b) that work was done not earlier than two years before the work mentioned in that paragraph ; and

(c) the other building or works and the relevant building or works—

(i) are, or are to be, used for the purposes of the same undertaking; or

(ii) have been, or are to be, constructed at the expense of the same person,

there shall be added to the cost mentioned in that paragraph the cost of constructing that other building or those other works.

(3) If in a case falling within paragraph (b) of subsection (1) of this section, any other work has been done in the construction or alteration of the building or works mentioned in that paragraph not earlier than two years before the work mentioned in that paragraph, there shall be added to the cost mentioned in that paragraph, where the other work was done in the construction of the building or works, the cost of constructing the building or works and, where it was done in the alteration of the building or works, the cost of making the alteration.

(4) In computing, for the purposes of this section, the cost of constructing or altering a building or any works, there shall be taken into account—

(a) the cost of preparing the site of the building or works for the purposes of the construction or alteration, exclusive of the cost of demolishing anything previously on the site;

(b) the cost of constructing on that site or on land to be occupied therewith any ancillary works required for the building or works, including, in particular, works required for the purpose of providing water, light, heating or other services, fences and means of access;

and regard shall be had to the value of any materials used for the purpose of constructing or altering the building or works and of the use for that purpose of any services or equipment, notwithstanding that the provision of the materials, services or equipment did not involve the expenditure of money solely or primarily for that purpose.

(5) In computing, for the purposes of this section, the cost of constructing or altering a building or any works, there shall be left out of account—

(a) the cost of the land on which the building or works are, or are to be, situated; and

(b) any fees paid to an architect, engineer or surveyor or otherwise in respect of professional services.

(6) For the purposes of subsections (2) and (3) of this section there shall be disregarded any work in respect of another building or other works or, as the case may be, any other work in respect of the same building or works if that work—

(a) is exempt from control by virtue of section 3, 4, 5, 6 or 7(1) of this Act; or

(b) was carried out before 28th July 1965 ; or

(c) would have been exempt from control by virtue of any of the provisions mentioned in paragraph (a) of this subsection if this Act had come into force on the date mentioned in paragraph (b) of this subsection;

but, except as aforesaid, regard shall be had to all such work as is mentioned in the said subsections (2) and (3), including work carried out before the commencement of this Act and work which has been authorised by a licence issued under this Act or which is exempt from control by virtue of this section or section 7(4) of this Act.

(7) For the purposes of subsection (2)(c)(ii) of this section members of a group of bodies corporate shall be treated as being one person, and in this subsection " group " means a body corporate and all other bodies corporate which are subsidiaries thereof within the meaning of section 154 of the [1948 c. 38.] Companies Act 1948.