A Building Contractor (Restricted) may undertake construction of any of the following:
a) a Class 1a building which includes a single dwelling being:
i. a detached house; or
ii. one of a group of two or more attached dwellings, each being a building separated by a fire-resisting wall e.g. terrace house, town house or villa unit;
b) a Class 2 building containing two or more sole occupancy units each being a separate dwelling of not more than two storeys;
c) a Class 10 building e.g. a carport or garage attached to a Class 1a or Class 2 building if it is constructed at the same time as the Class 1a or Class 2 building is constructed; or
d) a retaining wall (whenever constructed) that is not attached to a Class 1a or Class 2 building but on which the integrity of such a building depends.
All building must be in accordance with the provisions of the Building Act, Building Regulations and Building Code of Australia.
If a corporation is a registered building contractor, then they must have a director or nominated individual, resident in the NT, who is also registered in the same category.