Northern Territory Consolidated Acts6. Construction work
(1) Construction work is any of the following work on a site in the Territory:
(a) reclaiming land, draining land or preventing the subsidence, movement or erosion of land;
(b) installing, altering, repairing, restoring, maintaining, extending, dismantling, demolishing or removing any works, apparatus, fittings, machinery or plant associated with any work mentioned in paragraph (a);
(c) constructing the whole or a part of any civil works, or a building or structure, that forms or will form (whether permanently or not and whether or not in the Territory), part of land or the seabed (whether above or below it);
(d) fixing or installing on or in anything mentioned in paragraph (c) any fittings forming, or to form, (whether or not permanently) part of the thing, including -
(i) fittings for electricity, gas, water, fuel oil, air, sanitation, irrigation, telecommunications, air-conditioning, heating, ventilation, fire protection, cleaning, the security of the thing or the safety of people; and
(ii) lifts, escalators, insulation, furniture or furnishings;
(e) altering, repairing, restoring, maintaining, extending, dismantling, demolishing or removing anything mentioned in paragraph (c) or any fittings described in paragraph (d) that form part of the thing;
(f) any work that is preparatory to, necessary for, an integral part of or for the completion of any work mentioned in paragraph (a), (b), (c), (d) or (e), including -
(i) site or earthworks, excavating, earthmoving, tunnelling or boring;
(ii) laying foundations;
(iii) erecting, maintaining or dismantling temporary works, a temporary building or a temporary structure, including a crane or other lifting equipment and scaffolding;
(iv) cleaning, painting, decorating or treating any surface; and
(v) site restoration or landscaping;
(g) any work that is prescribed by the Regulations to be construction work for this Act.
(2) However, construction work does not include any of the following work on a site in the Territory:
(a) drilling for the purposes of discovering or extracting oil or natural gas, whether or not on land;
(b) constructing a shaft, pit or quarry, or drilling, for the purposes of discovering or extracting any mineral bearing or other substance;
(c) constructing, installing, altering, repairing, restoring, maintaining, extending, dismantling, demolishing or removing wholly artistic works including sculptures, installations and murals;
(d) work prescribed by the Regulations not to be construction work for this Act.
(3) In addition, construction work does not include constructing the whole or part of any watercraft.