Requirements for registration

The qualifications, experience and insurance requirements for registration in each category are listed in the Ministerial Determination dated 23 September 2019 (191.9 kb), gazetted on 2 October 2019.

Current registrations

For details of practitioners registered in each category see the Register of Building Practitioners. If you have problems accessing this information, please call the Registrar on (08) 8936 4082.

Scope of Works

If you are currently registered in any of the following categories in other states, you may apply for registration under Mutual Recognition.

Forms for each category can be downloaded from the Applications forms page.

Category Scope of Works
Building Contractor Residential (Restricted)

A Building Contractor Residential (Restricted) is required for the construction of:

  • a Class 1a detached house
  • a Class 1a attached dwelling or Class 2 building of one or two storeys
  • a Class 10 building attached to a Class 1a or Class 2 building referred to in paragraph (a) or (b) if it is constructed at the same time as the Class 1a or Class 2 building
  • a retaining wall (whenever constructed) that is not attached to a Class 1a or Class 2 building referred to in paragraph (a) or (b) but on which the integrity of such a building depends.

And the value of the work is $12,000 or above.

Building Contractor Residential (Unrestricted)

A Building Contractor Residential (Unrestricted) is required for the construction of

  • a Class 1a detached house
  • a Class 1a attached dwelling or Class 2 building of any height
  • a Class 10 building attached to a Class 1a or Class 2 building referred to in paragraph (a) or (b) if it is constructed at the same time as the Class 1a or Class 2 building
  • a retaining wall (whenever constructed) that is not attached to a Class 1a or Class 2 building referred to in paragraph (a) or (b) but on which the integrity of such a building depends.

And the value of the work is $12,000 or above.

Building Certifier (Residential) A Building Certifier (Residential) may issue building permits and occupancy permits for class 1 and 10 buildings or structures, in accordance with the requirements of the NT Building Act 1993, Building Regulations and provisions of the Building Code of Australia.
Building Certifier (Unrestricted) A Building Certifier (Unrestricted) may issue building permits and occupancy permits for all classes of buildings or structures, in accordance with the requirements of the NT Building Act 1993, Building Regulations and provisions of the Building Code of Australia.
Certifying Engineer (Hydraulic) A Hydraulic Engineer may certify the design and/or construction of plumbing and draining works and hydraulic fire services servicing buildings or structures of all classes, including plumbing and drainage works (including on-site sewerage treatment systems), fire hydrants, fire hose reels and fire sprinklers/suppression systems, in accordance with the provisions of the Building Code of Australia and Building Regulations (4).
Certifying Engineer (Mechanical) A Mechanical Engineer may certify the design and/or construction of mechanical systems servicing buildings or structures of all classes, including lift systems and air handling/ventilation systems, in accordance with the provisions of the Building Code of Australia.
Certifying Engineer (Structural) A Structural Engineer may certify the design and/or construction of all classes of buildings or structures and component elements, in accordance with the structural provisions of the Building Code of Australia.
Certifying Plumber and Drainer A Certifying Plumber and Drainer may certify the design and/or construction of plumbing and drainage works in all classes of buildings, in accordance with the provisions of Building Regulations (4) (AS/NZS:3500); certify the construction of hydraulic fire services ie. fire hydrants and fire hose reels, in accordance with the approved design and (AS/NZS:3500).
Certifying Plumber and Drainer (Design) A Certifying Plumber and Drainer (Design) may certify the design of plumbing and drainage works in all classes of buildings, in accordance with the provisions of the Building Code of Australia and Building Regulations (4).
Certifying Architect A Certifying Architect may provide a building certifier with a section 40 certificate that the plans and documentation comply with the Building Code of Australia.