Can I replace a light switch myself in Australia?

No. Replacing a switch is fixed electrical work and must be done by a licensed electrician, even if it is a like-for-like swap. Only plug-in items and globes are DIY-legal.

What electrical work can I legally do myself?

Very little: changing a light globe, and resetting a tripped safety switch. Anything connected to fixed wiring is licensed work in every state and territory.

Does DIY electrical work affect my insurance?

Yes. Unlicensed electrical work can void your home and contents insurance and leave you liable for any damage or injury. It is a serious risk on top of being illegal.

Can I do my own electrical work in Australia?

In Australia fixed electrical work must be done by a licensed electrician in every state. What you can and cannot legally do yourself.

Quick answer

In Australia, no -- fixed electrical work must be carried out by a licensed electrician in every state and territory. Homeowners cannot legally wire outlets, replace switches, or alter circuits. You can do genuinely non-electrical tasks like replacing a plug-in appliance or a light globe. DIY electrical work is illegal, can void insurance, and can be fatal. Even many "simple" jobs are licensed work.

Skill level: All levels
Time: 4 min read
Trade: Electrical
Updated: 14 November 2026

The short answer

This is one of the strictest areas of Australian trade law. Fixed wiring -- power points, light fittings, switches, hard-wired appliances, anything connected to the mains -- is licensed electrical work in every state and territory. There is no handyman exemption.

What you can do is limited to plug-in items: swapping a lamp, changing a light globe, resetting a tripped safety switch. Replacing a light switch or power point, even like-for-like, is not DIY-legal.

What it depends on

Your state or territory -- the detail differs, but the core rule (licensed electrician for fixed wiring) is national. Check your state electrical safety regulator for specifics.

The task -- plug-in appliance work is fine; anything hard-wired is not.

Insurance -- unlicensed electrical work can void home and contents insurance and create serious liability if a fire or injury results.

Whether the property is a rental or workplace -- additional safety and compliance duties apply.

Your next step

The honest answer is to budget for a licensed electrician for any fixed-wiring job -- it protects your safety, your insurance, and (for a business) your compliance. If you want to understand what the work involves before you call, read understanding your switchboard and more electrical guides.

Frequently asked questions

Can I replace a light switch myself in Australia?: No. Replacing a switch is fixed electrical work and must be done by a licensed electrician, even if it is a like-for-like swap. Only plug-in items and globes are DIY-legal.
What electrical work can I legally do myself?: Very little: changing a light globe, and resetting a tripped safety switch. Anything connected to fixed wiring is licensed work in every state and territory.
Does DIY electrical work affect my insurance?: Yes. Unlicensed electrical work can void your home and contents insurance and leave you liable for any damage or injury. It is a serious risk on top of being illegal.

Written by Sparky, the Electrical specialist at WA.Tools.