Legal Advice

Permanent Impairment Threshold, What Evidence to Keep for CTP Claims in Illawarra and South Coast

This article explains the legal standards for claiming compensation under NSW CTP laws when you have a permanent impairment. It outlines the evidence required, records to keep in Illawarra and South Coast, and when to seek legal advice.

Current as at 25 August 2026

If you've suffered a permanent impairment from a motor accident in NSW, understanding the legal standards for claiming compensation is essential. Under the NSW Compulsory Third Party (CTP) scheme, injuries must meet the 'permanent impairment threshold' to qualify for certain benefits. This article explains what this threshold means, the evidence you need to support your claim, and how to document your injuries in the Illawarra and South Coast regions.

What is the Permanent Impairment Threshold?

The permanent impairment threshold is a legal benchmark set by the NSW government to determine whether an injury is serious enough to qualify for specific CTP benefits. Under the Motor Accident Injuries Act 2017, injuries must result in a whole person impairment of at least 10% to meet this threshold. This means a medical expert must assess your injury and confirm it causes a permanent loss of function or capacity.

The threshold applies to claims for treatment and care benefits, weekly income payments, and compensation for permanent impairment. If your injury does not meet this standard, you may still be eligible for other benefits, such as medical expenses or temporary income support.

What Evidence is Needed to Prove Permanent Impairment?

To claim benefits under the CTP scheme, you must provide evidence that your injury meets the 10% impairment threshold. Key documents include:

  • Medical reports: Detailed records from a medical practitioner confirming the nature and severity of your injury.
  • Impairment assessment: A formal report from a qualified expert (such as a physiotherapist or occupational therapist) stating the percentage of whole person impairment.
  • Accident details: Police reports, witness statements, and photographs of the accident scene to establish the incident.
  • Income records: Proof of your pre-injury earnings to support claims for lost income.
  • Treatment records: Documentation of all medical treatments, therapies, and medications received.

SIRA (State Insurance Regulatory Authority) provides guidelines for assessing impairments. These guidelines are used by medical experts to determine whether an injury meets the threshold. If you're unsure whether your injury qualifies, seek advice from a registered medical practitioner or a CTP claims specialist.

What Records Should You Keep in Illawarra and South Coast?

In the Illawarra and South Coast regions, injured individuals should take care to preserve all evidence related to their accident and treatment. Key records to retain include:

  • Medical records: Ensure your GP or specialist keeps detailed notes about your condition and recovery.
  • Accident reports: Obtain a copy of the police report and any incident report from the driver’s insurance company.
  • Witness statements: If you have witnesses, ask them to provide written statements describing what they saw.
  • Photographs: Take clear photos of your injuries, the accident scene, and any damaged vehicles.
  • Correspondence: Save all emails, letters, and messages from insurers or medical providers.

If you're unsure whether your records meet the required standard, contact SIRA directly for guidance. They can provide a checklist of documents needed for your specific type of claim.

Time Limits and Disputes

CTP claims must be made within a specific timeframe. While there is no strict time limit for claiming benefits, delays can affect your ability to receive certain payments. For example, weekly income benefits are generally limited to 52 weeks after the accident if your injury does not meet the permanent impairment threshold.

If your claim is disputed, you may need to request a review by SIRA or seek independent medical advice. It’s important to act quickly if you believe your claim has been rejected unfairly.

When to Seek Legal Advice

If you’re unsure whether your injury meets the permanent impairment threshold or if your claim has been denied, it’s wise to consult a legal professional. A solicitor can help you understand your options and ensure you meet all legal requirements for your claim.

Next Steps

Understanding the permanent impairment threshold is essential for anyone seeking compensation after a motor accident in NSW. By keeping detailed records and seeking expert advice, you can strengthen your claim and ensure you receive the support you need.

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

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