Compare: 1975 No 113 s 2A(1)(e); 1976 No 67 s 3; Trade Practices Act 1974 s 29 (Aust)
Section 26(1): amended, on 1 July 1990, by section 12 of the Commerce Amendment Act 1990 (1990 No 41).
Section 26(3): added, on 25 January 2005, by section 200 of the Crown Entities Act 2004 (2004 No 115).