Subsection (2) was repealed, as from 25 July 1990, by section 5(2) Social Security Amendment Act (No 2) 1990 (1990 No 74).
Subsection (3) was repealed, as from 1 July 1992, by section 7(2)(g) Social Security Amendment Act (No 5) 1991 (1991 No 143).
Subsection (4) was repealed, as from 3 June 1998, by section 10(b) Social Security Amendment Act (No 2) 1998 (1998 No 60).