HC Deb 14 April 1965 vol 710 c1605

Amendment made: In page 15, line 40, at end insert: (3) In this Part of this Act "office floor space" means gross floor space comprised in office premises; and for the purposes of this Part of this Act the amount of any such space shall be ascertained by external measurement of that space, whether the office premises in question are or are to be bounded (wholly or partly) by external walls of a building or not.—[Mr. Jay.]