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Roundabout Collision CTP Disputes in Western Sydney: Understanding Resolution Options

This article explains how to resolve CTP disputes after a roundabout collision in Western Sydney using SIRA's internal review process and the Personal Injury Commission pathway. It outlines practical steps, evidence requirements, and time limits for challenging denied claims, with a focus on threshold injury disputes.

Current as at 24 August 2026

If you've been injured in a roundabout collision in Western Sydney and are disputing a CTP claim, understanding your options is critical. NSW CTP compensation is governed by the Motor Accident Injuries Act 2017 and administered by SIRA. Disputes often arise over injury severity, claim eligibility, or payment delays. This article explains how to resolve such disputes using SIRA's internal review process, the Personal Injury Commission (PIC) pathway, and practical steps to challenge decisions.

How SIRA Handles CTP Disputes

SIRA resolves disputes through a structured process. First, injured parties should contact SIRA directly to request a review of their claim. Under the Motor Accident Injuries Act 2017, SIRA must respond to written disputes within 28 days. If a claimant believes their injury meets the 'threshold injury' criteria (even if SIRA disputes it), they can request a medical review. Threshold injuries include soft tissue injuries like whiplash, but must meet specific clinical criteria outlined in the Motor Accident Guidelines.

For example, if a driver claims a 'threshold injury' after a minor roundabout collision but SIRA denies it, the claimant can submit medical records showing neurological signs, such as a positive straight leg raise test. SIRA may then refer the case to an independent medical expert for assessment. This process is distinct from common law damages claims, which are not available under CTP.

Practical Steps for Resolving CTP Disputes

To challenge a CTP decision, gather evidence that supports your claim. This includes:

  • Medical records confirming injury details
  • Police reports or accident diagrams
  • Witness statements
  • Photos of the collision site
  • SIRA correspondence

If SIRA denies a claim, you can escalate the matter to the Personal Injury Commission (PIC) within 60 days. The PIC can review SIRA's decision and may order a medical assessment. However, the PIC does not provide new compensation unless SIRA's decision is overturned. This process is time-sensitive, so prompt action is essential.

Time Limits and When to Seek Advice

CTP claims must be submitted within 60 days of the accident. If SIRA denies a claim, you have 60 days from the denial date to request a PIC review. Delays can jeopardize your right to challenge a decision. For instance, if a claimant waits beyond 60 days to dispute a denial, SIRA may refuse to reconsider the case. This is why seeking legal advice early is crucial, especially if the injury involves complex medical issues like spinal nerve-root damage.

Example: Disputing a Threshold Injury Claim

Consider a scenario where a cyclist collides at a roundabout and sustains a soft tissue injury. SIRA denies the claim, arguing the injury does not meet the threshold. The cyclist can challenge this by providing medical evidence of neurological signs, such as a positive straight leg raise test. SIRA may then refer the case to an independent medical expert. If the expert confirms the injury meets the threshold, SIRA must reconsider the claim. This process highlights how evidence and medical assessments are central to resolving disputes.

Final Steps for Injured Parties

If SIRA's decision is unsatisfactory, the next step is to contact a solicitor specialising in CTP disputes. They can help prepare a formal dispute request, challenge SIRA's interpretation of medical evidence, or explore alternative remedies. Remember, CTP disputes are distinct from common law claims, and only SIRA can provide compensation under the CTP scheme.

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

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