Legal Advice

Traumatic Brain Injury Claims in NSW: Time Limits and Legal Considerations

Traumatic brain injury claims in NSW under the CTP scheme may not be subject to the same 52-week time limit as threshold injuries. The claimant must demonstrate ongoing harm and meet SIRA’s guidelines for TBI classification. Seek legal advice promptly to ensure compliance with NSW law.

Current as at 19 June 2026

Time Limits for Traumatic Brain Injury Claims in NSW

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).

Under New South Wales law, claims for traumatic brain injuries (TBIs) under the Compulsory Third Party (CTP) scheme must be made within specific timeframes. The Motor Accident Injuries Act 2017 (MAIA) and SIRA guidelines outline these limits, which differ depending on the nature of the injury. For injuries classified as 'threshold injuries', such as soft tissue injuries, the claimant has 52 weeks from the accident date to seek compensation. However, TBIs are generally not considered threshold injuries, meaning claims may not be subject to this 52-week limit. Instead, the time limit depends on the injury’s classification under the Motor Accident Guidelines and the claimant’s ability to demonstrate ongoing harm.

How TBI Time Limits Compare to Other Injuries

Threshold injuries, as defined by SIRA, include injuries like whiplash or soft tissue damage that do not require extensive medical treatment. These claims must be made within 52 weeks, after which benefits are typically limited. In contrast, TBIs are evaluated under the 'whole person impairment' framework, which assesses the injury’s long-term impact on the claimant’s physical, mental, or cognitive functions. Because TBIs often involve complex, long-term consequences, the time limit for claims is not strictly tied to a fixed period. Instead, the claimant must demonstrate that the injury has caused ongoing harm that affects their daily life, work capacity, or quality of life.

SIRA Guidelines for TBI Claims

SIRA’s Motor Accident Guidelines provide the framework for determining whether a TBI qualifies for compensation. Key factors include:

  • Medical evidence showing a diagnosed TBI, such as a concussion, contusion, or diffuse axonal injury.
  • Clinical signs like neurological deficits, memory loss, or cognitive impairment that persist beyond the initial recovery period.
  • Impact on daily functioning, such as difficulties with concentration, mood changes, or sleep disturbances.

SIRA also emphasizes that claims for TBIs may involve long-term support, including therapy, medical equipment, or modifications to the claimant’s living environment. These claims are not subject to the same 52-week deadline as threshold injuries, but they must be initiated promptly to ensure evidence of ongoing harm is preserved.

Practical Steps for TBI Claimants

To support a TBI claim under NSW CTP laws, claimants should:

  • Seek immediate medical attention to document the injury and its effects.
  • Keep detailed records of symptoms, treatments, and how the injury impacts daily life.
  • Notify the at-fault driver’s insurer as soon as possible to start the claims process.
  • Consult a medical practitioner to assess the injury’s long-term implications.

If the injury is not classified as a threshold injury, the claimant may still pursue compensation for ongoing harm, provided they can demonstrate that the TBI has caused lasting effects. However, delays in seeking medical attention or failing to document the injury’s impact may weaken the claim.

When to Seek Legal Advice

Time limits and procedural requirements can vary depending on the injury’s classification and the claimant’s circumstances. For example, if the injury is a threshold injury, the 52-week deadline applies, and claims made after this period may be denied. In contrast, TBI claims may not have a strict time limit but require evidence of ongoing harm. Claimants should seek legal advice promptly to ensure they meet all requirements and understand their options under NSW law.

Example Scenario

Consider a claimant who suffered a concussion after a car accident. If the injury is classified as a threshold injury, the claimant has 52 weeks to seek compensation. However, if the injury is diagnosed as a TBI with long-term cognitive effects, the claimant may still pursue compensation even after 52 weeks, provided they can demonstrate that the injury has caused ongoing harm. This distinction highlights the importance of accurate medical diagnosis and timely legal consultation.

Next Steps

Time limits and procedural requirements under NSW CTP laws can depend on the accident date, injury type, and claim history. 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.

The information contained in this website is not intended to constitute professional legal advice. You acknowledge that legaladvice.com.au does not provide legal services or legal advice and that you should not rely or act upon any information received from the use of the website.

How LegalAdvice creates and checks content