What a TAB Appointment Is and Why You Need One

A TAB appointment is a roadside safety check that happens before you can legally drive a vehicle in Australia

TAB stands for "Roadworthy Certificate" or "Safety and Environmental Inspection" depending on your state, but the appointment itself is the same across the country: a mechanic inspects your car to make sure it meets safety and emissions standards. You book the appointment, show up with your vehicle, and the mechanic spends 30 to 60 minutes checking brakes, lights, tyres, steering, seatbelts, and exhaust systems. If your car passes, you get a certificate you need to renew your registration. If it fails, you get a report of what needs fixing before you can try again.

The appointment is not optional if your vehicle registration is about to expire or has already expired. Most states require a current TAB certificate before you can legally register or re-register a car. Some vehicles are exempt—very new cars, certain government vehicles, and motorcycles in some states—but if you own a standard passenger car or light truck that is more than a few years old, you will need one.

Key Takeaways

• TAB appointments are mandatory safety inspections required before you can renew vehicle registration in most Australian states.
• You must book the appointment at a licensed testing station or mechanic, not at the transport authority itself.
• The inspection takes 30 to 60 minutes and checks brakes, lights, tyres, steering, seatbelts, and emissions.
• A passed inspection gives you a certificate valid for one or two years depending on your state; a failed inspection gives you a list of repairs needed before you can retest.
• You should book your TAB appointment at least two weeks before your registration expires to leave time for repairs if needed.

Where to book a TAB appointment

You do not book through your state's transport authority. Instead, you find a licensed testing station or a mechanic who is authorised to conduct TAB inspections in your state. Most car service centres, tyre shops, and independent mechanics offer TAB testing. You can search online for "TAB testing near me" or "roadworthy inspection [your suburb]" to find stations in your area.

When you call or visit to book, tell them you need a TAB appointment and give them your vehicle's registration number and make and model. They will ask when you want to come in and may ask whether your car has any known issues. Be honest about this—if your car has a known fault, the mechanic needs to know so they can check it properly. Most testing stations can fit you in within a week, but booking two weeks before your registration expires gives you a safety margin if repairs are needed.

Some testing stations accept walk-ins, but booking ahead is faster and more reliable. You will pay a fee for the inspection, which varies by state and testing station but typically ranges from $40 to $100. This fee is separate from any repairs your car might need.

What happens during the appointment

Arrive on time with your vehicle and your current registration papers. The mechanic will take your details, check your registration, and then inspect the car systematically. They will check the condition of your brakes, brake fluid, and brake lines; test all lights including headlights, tail lights, indicators, and brake lights; inspect tyres for tread depth and damage; check steering and suspension; examine seatbelts and seat anchorages; and test the exhaust system for emissions compliance.

You do not need to stay in the car during the inspection, but you should stay nearby. The whole process usually takes 30 to 60 minutes. The mechanic will move the car on and off a hoist, test the brakes, and may take it for a short drive to check how it handles. If your car passes all checks, you will get a certificate on the spot or within a day. If it fails, you will get a detailed report listing what needs to be fixed.

A failed TAB does not mean your car is unsafe to drive home—it means it does not meet the standard required for registration. You can drive it to a mechanic to have the faults repaired, then book another TAB appointment at the same or a different testing station. There is no waiting period between a failed test and a retest, so you can often rebook for a few days later once repairs are done.

How long the certificate lasts

A TAB certificate is valid for either one or two years depending on your state and the age of your vehicle. In most states, cars over a certain age (usually five to ten years) get a one-year certificate, while newer cars get two years. Check your state's transport authority website or ask the testing station when you book—they will tell you how long your certificate will be valid.

The certificate is tied to your vehicle registration, so when your registration expires, your TAB certificate expires too. You cannot renew your registration without a current TAB certificate, and you cannot legally drive the car once both have expired. Plan to book your next TAB appointment before the current one runs out, ideally a month before expiry so you have time to fix any problems.

What to do if your car fails the TAB

A failed TAB is not a penalty—it is a list of repairs your car needs before it can be registered. The testing station will give you a written report detailing every fault found. Read it carefully and take it to a mechanic you trust. Some faults are simple and cheap to fix, like replacing a bulb or topping up brake fluid. Others, like brake pad replacement or suspension work, cost more and take longer.

You do not have to use the same testing station for your retest. Once repairs are done, you can book a retest at any licensed testing station in your state. There is no rule against retesting at a different place, and some people prefer to do so. Bring your repair receipts or a mechanic's statement confirming the work was done, though most testing stations do not require proof—they will simply inspect the car again and issue a new certificate if it passes.

If you disagree with a failed inspection, you can ask for a second opinion from another testing station, but you will have to pay for a second inspection. This is rare—TAB inspections follow a standard checklist and most testers are consistent—but it is an option if you believe a fault was incorrectly identified.

Timing your TAB appointment around registration renewal

Your TAB certificate and your vehicle registration are linked but separate. You need a current TAB certificate to renew your registration, but you do not have to renew them on the same day. Many people get their TAB done first, then use the certificate to renew registration online or at a service centre.

Book your TAB appointment at least two weeks before your registration expires. This gives you time to get the certificate and, if needed, fix any faults and retest. If you wait until the last week, you risk your registration expiring before you can complete repairs and get a passing certificate. Once your registration expires, you cannot legally drive the car, even if you have a TAB appointment booked.

If your registration has already expired, you can still get a TAB and then renew your registration, but you cannot drive the car to the testing station. You will need to arrange a tow or drive it on trade plates if you have access to them. This is why booking early is worth the small effort.

Common reasons cars fail the TAB

The most common failures are worn brake pads, faulty lights, and low tyre tread. Brakes are the single biggest reason for failure—if your brake pads are worn below the minimum thickness, the car will not pass. Lights fail because bulbs have blown or wiring is corroded. Tyres fail when tread depth is below 1.6 millimetres, which is the legal minimum in Australia.

Other common failures include cracked windscreens, damaged seatbelts, leaking fluid, worn suspension components, and emissions test failures. Many of these are preventable with basic maintenance. Before you book your TAB, do a quick check: make sure all your lights work, your tyres have decent tread and are properly inflated, your windscreen is not cracked, and your brakes feel responsive. If you spot a problem, get it fixed before the appointment rather than discovering it during the test.

Frequently Asked Questions

Can I drive my car to the TAB appointment if it has already failed once?

Yes. A failed TAB does not make your car illegal to drive—it just means it does not meet the standard for registration. You can drive it to a mechanic for repairs and then to a retest appointment. However, if your registration has expired, you cannot legally drive it on public roads.

What if I move to a different state—do I need a new TAB?

TAB certificates are state-specific and not recognised across state borders. If you move, you will need to get a new TAB from a testing station in your new state before you can register your car there. The standards are similar but not identical, so your old certificate will not transfer.

How much does a TAB appointment cost?

Testing station fees vary by state and location but typically range from $40 to $100 for the inspection itself. This does not include any repairs your car might need. Some testing stations offer package deals if you book repairs with them, but you are not obliged to use their mechanic.

Can I get a TAB certificate without an appointment?

Some testing stations accept walk-ins, but most require a booking. Walk-ins may have to wait several hours or be turned away if the station is full. Booking ahead is faster and more reliable, and most stations can fit you in within a week.

What happens if I do not get a TAB before my registration expires?

Your registration becomes invalid and you cannot legally drive the car on public roads. You can still get a TAB and renew your registration, but you will need to arrange a tow or use trade plates to get the car to the testing station. It is much simpler to book your TAB before expiry.