What this class covers
ANZSIC class 3233 categorises businesses primarily engaged in installing heating, refrigeration, air conditioning equipment and related ductwork in Australian buildings. This classification applies to contractors who specialise in climate control systems for residential, commercial and industrial properties. Typical operations include installing split-system air conditioners, ducted heating and cooling systems, evaporative coolers, heat pumps, and refrigeration units for food storage areas.
Businesses in this class work on both new construction projects and retrofitting existing buildings. The classification focuses on installation services rather than manufacturing components or maintaining installed systems. Examples include a contractor installing reverse-cycle air conditioning in homes, a company specialising in commercial kitchen refrigeration systems, or a business that installs ventilation systems in office buildings.
Primary activities in plain English
- Installing air conditioning systems in buildings (excluding vehicle air conditioning)
- Installing heating equipment such as oil heaters and heat pumps (excluding industrial furnaces)
- Constructing freezer rooms and installing coolroom refrigeration units
- Installing ventilation systems not elsewhere classified
- Fabricating and installing air conditioning ductwork on-site
Exclusions and nearby codes
This class specifically excludes several related activities that fall under different ANZSIC classifications:
- Manufacturing air conditioning duct work is classified under ANZSIC 2240 (Sheet Metal Product Manufacturing)
- Installing industrial furnaces from prefabricated components falls under ANZSIC 3109 (Other Heavy and Civil Engineering Construction)
- Installing motor vehicle air conditioning equipment is classified under ANZSIC 9411 (Automotive Electrical Services)
Practical guidance
When registering your business with the Australian Business Register, use Business Industry Code (BIC) 32330 which corresponds to this ANZSIC class. This classification may affect your workers' compensation insurance premiums, as rates vary between construction trades in different states and territories.
Businesses in this sector should maintain appropriate licenses such as refrigeration and air conditioning licenses required under Australian law. Keep accurate records of installations for warranty purposes and potential energy efficiency certification programs. The classification may also determine eligibility for industry-specific training programs or grants available to construction services businesses.