323 Building Installation Services
Group-level ANZSIC page with direct links to every class nested under this grouping.
Browse the final layer
Classes in Building Installation Services
This is the point where ANZSIC becomes precise enough for practical work. Open the class pages below and confirm the definition, primary activities and exclusions before you settle on a code.
Plumbing Services
This class consists of units mainly engaged in plumbing or drainage (except sewerage or stormwater drainage systems construction).
- Drain construction or repairing (except sewerage or stormwater drainage systems)
- Gas plumbing
- Guttering, roof, installation or repair
Electrical Services
This class consists of units mainly engaged in the installation of electrical wiring or fittings in buildings or other construction projects.
- Electric light installation
- Electric wiring installation
- Electrical installation work (e.g. switchboards, circuit breakers, e.t.c.)
Air Conditioning and Heating Services
This class consists of units mainly engaged in the installation of heating equipment, refrigeration equipment, air conditioning equipment, or in the installation of air conditioning duct work.
- Air conditioning duct work installation
- Air conditioning equipment installation (except motor vehicle air conditioning equipment)
- Coolroom refrigerator installation
Fire and Security Alarm Installation Services
This class consists of units mainly engaged in the installation of fire protection, detection and control systems, and in installing security systems.
- Closed circuit video surveillance system installation
- Fire alarm system installation
- Fire sprinkler installation
Other Building Installation Services
This class consists of units mainly engaged in building installation services not elsewhere classified.
- Awning, blind or shutter installation
- Curtain installation
- Elevator, escalator or lift installation
What this group covers
ANZSIC group 323 is the last broad layer before the class code. It is where the classification becomes detailed enough to compare closely related business types without losing the surrounding context.
If two businesses look similar, the group page helps you see whether they belong in the same industrial family before you confirm the final class.
Group facts
- Division
- E Construction
- Subdivision
- 32 Construction Services
- Classes
- 5
Frequently asked questions
What does ANZSIC group 323 contain?
Building Installation Services is the tight grouping just above class level. It is where the hierarchy starts to become specific enough for practical classification work.
Why use the group page instead of jumping straight to a class?
The group page helps you compare nearby class options and understand the boundary of the industry family before picking the exact code.
What is the difference between group and class?
The group is a middle layer. The class is the final four-digit code and the level usually used in reporting, registration and reference work.
How to use this page
This is the easiest level to scan when you want to understand the immediate neighbourhood of a class code. It keeps the page readable while still showing enough detail to avoid misclassification.
For final code selection, open the class page from here and confirm the description, primary activities and exclusions before you use the code elsewhere.
Source and trust
- Official source
- ABS ANZSIC 2006 release
- Last reviewed
- 2026-04-17
This site is an independent reference resource. It is not affiliated with, endorsed by, or connected to the ABS, ATO or any Australian Government agency.
Please verify critical classification decisions with the official authority before using them for tax, payroll, licensing, immigration or compliance work.