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Permanent Impairment Thresholds and Time Limits in NSW CTP Claims

Under NSW CTP law, permanent impairment claims require a 10% whole person impairment, assessed by a SIRA-registered medical practitioner. Claims must be notified within 52 weeks of the accident, but the impairment assessment itself is not time-bound. SIRA applies uniform guidelines across NSW, but the legal character of the accident and procedural deadlines may affect eligibility. Complete the quick, no obligation enquiry form to discuss your circumstances.

Current as at 19 June 2026

Permanent Impairment Thresholds and Time Limits in NSW CTP Claims

Under New South Wales law, claims for permanent impairment under the Compulsory Third Party (CTP) scheme are governed by the 10% whole person impairment threshold. This means a person must have a permanent impairment of 10% or more, as assessed by a medical practitioner, to qualify for compensation. The threshold is defined in the Motor Accident Injuries Act 2017 and interpreted using the SIRA Motor Accident Guidelines.

Time Limits for Permanent Impairment Claims

To claim compensation for a permanent impairment, the injured person must notify the insurer within 52 weeks of the accident. This 52-week period applies to all benefits, including treatment and care payments. However, claims for permanent impairment itself are not subject to the same 52-week deadline. Instead, the impairment assessment must be completed within 52 weeks of the accident to be eligible for compensation. If the assessment is delayed beyond this period, the claim may be denied, even if the impairment is permanent.

How SIRA Determines Impairment Thresholds

The State Insurance Regulatory Authority (SIRA) provides the official guidelines for assessing impairments. SIRA’s guidelines outline specific criteria for determining the percentage of whole person impairment, including clinical signs, functional limitations, and long-term effects. For example, a 10% impairment might result from a minor fracture with full recovery, while a 20% impairment could involve significant mobility restrictions. The assessment must be conducted by a medical practitioner registered with SIRA.

Regional Variations in NSW

There are no regional variations in applying the 10% impairment threshold across NSW. SIRA applies the same guidelines uniformly, regardless of the accident location. However, the legal character of the accident (e.g., whether it occurred on a public road, private property, or car park) may affect eligibility for CTP compensation. For instance, accidents on private property may require additional evidence to establish the claim.

Practical Steps and Evidence

To support a permanent impairment claim, the injured person must provide:

  • A medical report from a SIRA-registered practitioner detailing the impairment percentage.
  • Accident details, including the date, location, and circumstances.
  • Witness statements or photographs of the scene.
  • Income records to demonstrate lost earnings.
  • Correspondence with the insurer showing timely notification.

If the claim is denied, the injured person may request a review by SIRA or seek independent medical advice. However, disputes over impairment assessments are rare, as SIRA’s guidelines are detailed and widely accepted.

When to Seek Legal Advice

Time limits and procedural requirements can significantly impact the outcome of a claim. For example, if the 52-week period for benefits has passed, the injured person may still pursue a damages claim under common law, but this requires a separate legal process. A solicitor can help assess whether a claim is viable and ensure all evidence is submitted correctly.

Conclusion

Permanent impairment claims under NSW CTP law depend on meeting the 10% threshold and submitting evidence within 52 weeks of the accident. While SIRA applies uniform guidelines across NSW, the legal character of the accident and the timing of the claim can affect eligibility. General information cannot determine whether a claim is available in an individual case. To request contact about your circumstances, complete the quick, no obligation enquiry form.

Prepared using automated research and drafting tools and checked through LegalAdvice editorial and source-validation controls. This page is general information, not personalised legal advice.

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