“3. For the purposes of paragraph (c) of the definition of ‘public works' in section 4 of the Act, each of the following classes of works is prescribed:
(a) works for which funding was authorised from the public money of the Territory before 2 April 1992;
(b) works for which a contract has been entered into before 1 December 1992;
(c) works carried out by the Territory, or a body established for a public purpose by a law of the Territory, where the order or request for the carrying out of the works was given or made before 1 December 1992;
(d) works for which the Territory has, by contract, engaged a person as a project manager.”.