Section 176(c): replaced, on 13 March 2012, by section 54(1) of the Building Amendment Act 2012 (2012 No 23).
Section 176(da): inserted, on 13 March 2012, by section 54(2) of the Building Amendment Act 2012 (2012 No 23).
Section 176(db): inserted, on 17 December 2019, by section 16 of the Building Amendment Act 2019 (2019 No 27).