In Western Australia, vehicle safety inspections are handled differently from some other states. If you're buying, selling, or registering a vehicle in Perth, here's what you need to know about roadworthy and vehicle inspection requirements.

Vehicle Inspections in WA — The Basics

WA does not require a roadworthy certificate for private vehicle sales the same way Victoria and Queensland do. However, vehicles must pass a DoT (Department of Transport) inspection to be registered in WA, particularly if they're being transferred from another state or have been unregistered. DoT Approved Inspection Stations (AIS) across Perth can conduct these inspections.

When Do You Need a Vehicle Inspection?

Transferring a vehicle from interstate registration to WA — the vehicle must pass a WA inspection. Re-registering a vehicle that has been unregistered for more than 3 months. Modified vehicles — any modifications beyond standard spec require inspection and approval. Pre-purchase inspection (not legally required, but strongly recommended for any used vehicle purchase).

Pre-Purchase Inspections

A pre-purchase inspection is one of the smartest $150–$250 you'll spend when buying a used car in Perth. An independent mechanic will inspect the vehicle thoroughly — checking for hidden rust, accident damage, mechanical issues, fluid leaks, and tyre condition — and give you an honest written report. Many Perth mechanics offer this service; choose one with no connection to the seller.

What's Checked in a Vehicle Inspection?

Brakes (condition and performance), steering and suspension, tyres (tread depth, condition, correct size), lights (all interior and exterior), windscreen and wipers, seatbelts, exhaust system, engine and transmission (for leaks, obvious faults), bodywork (significant rust or structural damage), and VIN/chassis number verification.

Inspection Costs in Perth

DoT inspection (Approved Inspection Station): $90–$150 depending on vehicle type. Pre-purchase inspection (independent mechanic): $150–$250. Some specialist pre-purchase inspection services that include a PPSR check and detailed report: $200–$350.

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