In short
- The Commission is an independent tribunal. It started on 1 March 2021 and is separate from the insurers.
- You generally need an insurer internal review first, but not for a dispute about your degree of permanent impairment.
- Apply for merit review generally within 28 days of receiving the insurer's internal review decision.
- How long a dispute takes depends on the type of dispute and the Commission's workload.
What the Commission is
The Personal Injury Commission (PIC) is an independent tribunal that started on 1 March 2021. It resolves disputes between injured people and their insurers. It isn't part of SIRA or any insurer.
It replaced the dispute services that existed before 2021, so if you read older material that sends CTP disputes somewhere else, it's out of date.
What it decides
For crashes from 1 December 2017, the Commission handles:
- merit review: most statutory benefits decisions, such as weekly payments, treatment and care, and funeral expenses
- medical disputes: permanent impairment, whether treatment is reasonable and necessary, threshold injury, and earning capacity
- miscellaneous claims: such as fault, contributory negligence, late claims, Nominal Defendant issues and which insurer is liable
- assessment of damages claims
- approval of damages settlements for people without a lawyer.
When you can apply
You generally need an insurer internal review before going to the Commission. Ask for it within 28 days of receiving the insurer's decision. See insurer decisions and reviews.
An application to the Commission for merit review must generally be made within 28 days of receiving the insurer's internal review decision.
You don't need an internal review first for a dispute about your degree of permanent impairment. If you ask the insurer to accept that your whole person impairment is more than 10% and you disagree with its decision, the Commission can arrange an independent medical assessment.
How to apply
The Commission explains how to apply on its motor accidents disputes page (opens in a new tab). You can also call it on 1800 742 679.
Check the details on the Commission's website before you apply, as its processes can change.
Medical assessments
In a medical dispute, the Commission can arrange an independent medical assessment. A medical assessment certificate is usually issued within 14 days of the assessment.
A review of a medical assessment certificate must generally be sought within 28 days of the certificate being issued.
How long it takes
How long a dispute takes depends on the type of dispute and the Commission's workload. We can't promise a timeframe. A few set times apply: you apply for merit review within 28 days of the insurer's internal review decision; the other side usually has 14 or 21 days to reply; a medical assessment certificate is usually issued within 14 days of the assessment; and a review of a certificate must be sought within 28 days.
Costs
Legal costs in CTP statutory benefits claims are tightly regulated. You can only recover legal costs where the Motor Accident Injuries Regulation or the Personal Injury Commission allows it, the insurer pays those costs, and for some disputes legal costs cannot be recovered at all. Maximum amounts are set by the Regulation and are indexed each year.
For common law damages claims, the maximum legal costs a lawyer can charge are also capped by the Regulation. Ask your lawyer for a written costs agreement and an explanation of how fees are worked out.
Preparing well
- Keep the insurer's original decision, the internal review decision and the date you received each one.
- Write down, in a few lines, what you disagree with and why.
- Collect the evidence that supports you: medical reports, test results, earnings records, photos or witness details.
- Note every deadline in your calendar as soon as you receive a letter.
Getting advice, and when to get a lawyer
The CTP Legal Advisory Service can advise on statutory benefits questions before you apply to the Commission. It can't advise once a matter is already in dispute at the Commission, or on damages claims. You check you're eligible through SIRA's CTP Assist line, 1300 656 919.
You don't have to have a lawyer at the Commission. Many people get legal help for complex disputes, such as fault, permanent impairment or a damages claim.
If you'd like one, we can introduce you to an independent CTP lawyer. We're not a law firm or a medical practice. If your case calls for it, we can introduce you to an independent CTP lawyer or a doctor experienced with CTP claims.
Other services are listed on help services.
Check the current rules
Rules change. This page reflects the rules as we understand them in September 2026. General information, not legal advice.

Legal help
Does your claim need a lawyer?
Often not. It tends to matter when a claim is denied or disputed, when there's a damages claim, or when an injury is serious.
- We'll go through the insurer's letter with you, help you get your paperwork together and keep track of your dates.
- If your case calls for it, we can introduce you to an independent CTP lawyer experienced in motor accident claims. You decide whether to go ahead.
- Many claims never need a lawyer. For some statutory benefits questions, the CTP Legal Advisory Service can advise.
We're not a law firm or a medical practice. If your case calls for it, we can introduce you to an independent CTP lawyer or a doctor experienced with CTP claims.
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General information, not legal advice. Time limits apply. Get advice about your own situation.
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Frequently asked questions
Keep reading
Insurer decisions and reviews
The internal review you generally need before the Commission.
Read moreThreshold injury
One of the medical disputes the Commission decides.
Read moreLump sum damages
Who may be able to claim a lump sum, and the key dates.
Read moreLegal help
When an independent CTP lawyer tends to be worth talking to.
Read moreHelp services
Legal advice for some questions, complaints, disputes and support.
Read moreIndependent help
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