323 Building Installation Services

**Exclusions/References:** - Units mainly engaged in - (a) the construction of sewerage or stormwater drainage systems are included in Class 3109 Other Heavy and Civil Engineering Construction; - (b) installation of fire sprinkler systems are included in Class 3234 Fire and Security Alarm Installation Services; - (c) repairing gas appliances are included in Class 9421 Domestic Appliance Repair and Maintenance; and - (d) pumping or cleaning septic tanks are included in Class 2921 Waste Treatment and Disposal Services. **Primary Activities:** - Drain construction or repairing (except sewerage or stormwater drainage systems) - Gas plumbing - Guttering, roof, installation or repair - Hot water system installation - Installation of domestic water recycling equipment - Plumbing (except marine) - Repair of installed plumbing - Septic tank installation (including repair) - Solar hot water system installation

**Exclusions/References:** - Units mainly engaged in - (a) repairing electricity transmission or distribution lines are included in Class 3109 Other Heavy and Civil Engineering Construction; - (b) installing fire and/or security systems are included in Class 3234 Fire and Security Alarm Installation Services; and - (c) repairing electrical appliances are included in Class 9421 Domestic Appliance Repair and Maintenance. **Primary Activities:** - Electric light installation - Electric wiring installation - Electrical installation work (e.g. switchboards, circuit breakers, e.t.c.) - Installation of television antenna or cable - Installation of television satellite dish - Repair or maintenance of electrical wiring (except of electricity transmission or distribution lines) - Telecommunication cable or wire installation (except transmission lines) - Traffic signal installation

**Exclusions/References:** - Units mainly engaged in - (a) manufacturing air conditioning duct work are included in Class 2240 Sheet Metal Product Manufacturing (except Metal Structural and Container Products); - (b) the on.site assembly of industrial furnaces from prefabricated components are included in Class 3109 Other Heavy and Civil Engineering Construction; and - (c) installing motor vehicle air conditioning equipment are included in Class 9411 Automotive Electrical Services. **Primary Activities:** - Air conditioning duct work installation - Air conditioning equipment installation (except motor vehicle air conditioning equipment) - Coolroom refrigerator installation - Freezer room construction - Heating equipment installation (except industrial furnaces) - Oil heater installation - Refrigeration equipment installation - Ventilation equipment installation n.e.c.

**Exclusions/References:** - Units mainly engaged in the installation and monitoring of security systems are included in Class 7712 Investigation and Security Services. **Primary Activities:** - Closed circuit video surveillance system installation - Fire alarm system installation - Fire sprinkler installation - Repair of installed fire or burglar security alarm systems - Security system installation - Smoke detector installation

**Primary Activities:** - Awning, blind or shutter installation - Curtain installation - Elevator, escalator or lift installation - Flywire screen installation - Insulation material installation