Legal Advice

Vehicle Modifications in CTP Claims: Treatment and Rehabilitation Planning in Balmain

Vehicle modifications are treated as part of your treatment plan under NSW CTP laws. Medical evidence is essential to prove necessity, and claimants must follow specific steps to ensure their modification is approved. Seek legal advice if your insurer disputes your claim.

Current as at 2 October 2026

Vehicle Modifications and CTP Claims in Balmain

Where a person's only injuries resulting from the accident are threshold injuries, weekly benefits and treatment and care generally cease after 52 weeks (ss 3.11 and 3.28).

If you've been injured in a motor vehicle accident and require vehicle modifications like hand controls or mobility aids, your treatment and rehabilitation planning must align with NSW CTP rules. Vehicle modifications are considered part of your treatment plan under the Motor Accident Injuries Act 2017, and their approval depends on medical evidence showing they're necessary for daily living. This article explains how vehicle modifications impact your CTP claim, what evidence matters, and steps to take in Balmain.

NSW CTP Rules for Vehicle Modifications

Under NSW CTP laws, vehicle modifications are treated as part of your treatment and rehabilitation. The SIRA guidelines state that modifications must be medically necessary to enable you to perform daily activities. For example, if you need hand controls after a spinal injury, your doctor must certify that these aids are essential for mobility.

Key considerations include:

  • Medical documentation: Your treating physician must provide evidence that the modification is necessary for your condition.
  • Necessity over preference: Modifications must address functional limitations, not convenience. For instance, a driver who prefers a specific type of mobility aid may still need to use a different one if it meets medical criteria.
  • Cost limits: SIRA sets a maximum amount for vehicle modifications, which varies depending on the type of aid. For example, hand controls for a car may have a different cap than mobility scooters.

Practical Steps for Claimants

To ensure your vehicle modification is approved and your CTP claim progresses smoothly, take these steps:

1. Obtain Medical Evidence

Your doctor must complete a Medical Report Form (available on SIRA's website) detailing:

  • The nature of your injury
  • How the modification enables you to perform daily tasks
  • The necessity of the modification for your recovery

Example: If you've sustained a spinal injury preventing you from using standard controls, your doctor must explain how hand controls allow you to drive safely.

2. Work with Your Insurer

Contact the at-fault driver's insurer to request a rehabilitation plan. This should outline:

  • The type of modification needed
  • How it integrates with your treatment plan
  • A timeline for implementation

Insurers often require a rehabilitation plan from a physiotherapist or occupational therapist to assess how the modification supports your recovery.

3. Document All Communication

Keep records of all correspondence with your insurer, including:

  • Emails confirming your modification request
  • Notes from medical appointments
  • Photos of your vehicle modification (if applicable)

This documentation helps prove that your modification meets CTP criteria and is essential for your rehabilitation.

Time Limits and Dispute Resolution

CTP claims have strict deadlines. If your accident occurred on or after 1 July 2023, you have 52 weeks from the date of injury to claim benefits for threshold injuries. However, if your injury meets the whole person impairment (WPI) threshold, you may be eligible for longer-term benefits.

If your insurer disputes the necessity of your modification, you may need to:

  • Seek a second medical opinion
  • Request a rehabilitation review from SIRA
  • Consider mediation through the NSW Civil and Administrative Tribunal (NCAT)

When to Seek Legal Advice

Consult a solicitor if:

  • Your insurer refuses to approve your modification without justification
  • You're unsure whether your injury meets the WPI threshold
  • You need help navigating the CTP claims process in Balmain

A lawyer can help you understand your rights under the Motor Accident Injuries Act 2017 and ensure your rehabilitation plan is properly documented.

Final Steps for Claimants

Vehicle modifications are a critical part of your CTP claim, but they must be supported by medical evidence and aligned with SIRA guidelines. By following the steps outlined above and seeking professional advice when needed, you can ensure your treatment and rehabilitation planning are properly addressed.

Every claim depends on its own facts. To request contact about your circumstances, complete the quick, no obligation enquiry form.

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