Being injured in a crash involving two vehicles can already raise difficult questions about fault. When three or more vehicles are involved, determining responsibility can become considerably more complicated.
A rear-end collision might push one vehicle into another. Two drivers may make separate mistakes that contribute to the same crash. In a motorway pile-up, the sequence of impacts may happen within seconds, leaving the people involved with very different accounts of what occurred.
If you are injured in a multi-vehicle accident in NSW, responsibility is not necessarily assigned entirely to one driver. The evidence may show that one person caused the collision, that several drivers contributed to it, or that your own actions also played a role.
Understanding how liability is assessed can help explain what happens to your CTP compensation claim when fault is not immediately clear.
Does One Driver Always Have to Be at Fault?
A multi-vehicle accident does not necessarily have a single responsible driver. Under the Motor Accident Injuries Act 2017 (NSW), damages for personal injury related to injury or death caused by the fault of an owner or driver in the use or operation of a motor vehicle.
In practice, several acts may contribute to one accident. Imagine one driver brakes suddenly because traffic has stopped ahead. A second driver is following too closely and collides with the first vehicle. A third driver, who is also travelling too close to stop safely, then crashes into the second vehicle.
Determining liability requires more than simply identifying the first or last impact. The conduct of each driver and the sequence of events need to be considered.
How Is Fault Investigated?
Multi-vehicle claims are highly dependent on evidence because each person may have experienced only one part of the accident.
An insurer may consider:
- police reports
- witness statements
- dashcam footage
- CCTV footage
- photographs of the accident scene
- vehicle damage
- skid marks and debris
- the position of vehicles after the crash
- statements from the drivers involved
For more serious or technically complex accidents, expert accident reconstruction evidence may also help establish how the collision unfolded.
Vehicle damage can be particularly useful. The location and extent of an impact may help distinguish between a vehicle that was struck and pushed forward and one that independently collided with the vehicle ahead.
What Happens in a Chain-Reaction Collision?
Chain-reaction crashes illustrate why assumptions about fault can be misleading. Suppose your vehicle is stationary at traffic lights. A vehicle behind you is struck by another car and pushed into the rear of yours.
Although the vehicle immediately behind you physically collided with your car, its driver may not necessarily have caused the accident. The evidence might instead establish that the third vehicle initiated the chain reaction.
Alternatively, evidence may show that separate collisions occurred. The vehicle behind you may have already hit your car before it was subsequently struck from behind.
Small differences in timing can therefore substantially change the liability assessment.
Can More Than One Driver Be Responsible?
A collision can result from several people's conduct. One driver might change lanes without sufficient care while another is speeding or fails to react appropriately to the developing hazard.
The legal analysis looks at whose fault caused or contributed to the accident and resulting injuries. It does not necessarily require every responsible person to have contributed equally.
For an injured claimant, identifying all potentially responsible parties can be important, particularly in a complicated accident where insurers disagree about which driver caused the injuries.
What If You Were Also Partly Responsible?
Being partly responsible does not necessarily prevent you from making a claim, but it may affect the compensation ultimately recoverable. This is known as contributory negligence.
Section 4.17 of the Motor Accident Injuries Act provides for damages to be reduced where contributory negligence is established. The reduction is generally based on the percentage considered just and equitable in the circumstances.
For example, another driver may have caused the primary collision, but the insurer could argue that you contributed by speeding or failing to take reasonable action to avoid the crash.
An allegation of contributory negligence should not simply be accepted without examining the evidence. The percentage attributed to you can have a significant effect on the damages recoverable.
What If the Drivers Blame Each Other?
Competing accounts are common after multi-vehicle accidents. One driver might claim they were pushed into another vehicle, while someone else maintains that the collision had already occurred. Drivers may disagree about speed, following distances, lane changes, traffic signals or which impact happened first.
An insurer's liability decision should therefore be based on the available evidence rather than simply which driver gives the most confident account.
Independent material becomes particularly valuable where versions conflict. Dashcam footage, witnesses with no connection to the drivers, police observations and physical evidence from the scene may help resolve factual disagreements.
Does Liability Affect Your CTP Entitlements?
Fault can affect important parts of a NSW motor accident claim. The NSW CTP scheme provides statutory benefits following eligible motor accidents, while damages claims involve additional requirements concerning fault and the nature of the injuries sustained.
Where a damages claim is available, the Motor Accident Injuries Act 2017 permits damages for economic loss and, where the statutory requirements are satisfied, non-economic loss.
A liability dispute can therefore have significant consequences for the eventual outcome of a claim.
Importantly, CTP deals with personal injury. Damage to your vehicle or other property is dealt with separately through the relevant property insurance arrangements.
What Happens If Insurers Cannot Agree About Fault?
Where several vehicles and CTP insurers are involved, disagreement about liability may continue after the claim has been lodged.
The NSW Personal Injury Commission (PIC) deals with disputes arising under the motor accidents scheme, including certain disputes concerning fault and compensation entitlements.
A claimant should not necessarily have to determine the precise legal responsibility of every driver personally. However, providing complete information about all vehicles involved and preserving evidence from the accident can be important to the claims process.
If an insurer makes a liability decision you disagree with, there may also be avenues for that decision to be challenged.
Why Is Early Evidence Particularly Important?
Evidence can disappear quickly after a road accident. Vehicles are repaired, dashcam recordings may be overwritten, CCTV can be deleted and witnesses may become harder to locate. With a multi-vehicle collision, losing one piece of evidence can be particularly significant because reconstructing the sequence of several impacts may already be difficult.
Where it is safe and practical to do so, retaining photographs, driver details, witness information and available footage can help establish what occurred. Police event details and medical records documenting injuries following the crash should also be preserved.
Getting medical attention promptly is important for your health and also creates a contemporaneous record of the injuries experienced after the accident.
How Can Law Advice Help After a Multi-Vehicle Accident?
Multi-vehicle accidents can become difficult compensation claims because several drivers, competing versions of events and multiple insurers may need to be considered before responsibility becomes clear.
The motor accident lawyers at Law Advice can investigate how the collision occurred, review police and insurer material, obtain relevant evidence and assess whether one or several parties may be responsible. They can also advise you if an insurer alleges that you contributed to the accident or makes a liability decision that does not appear consistent with the evidence.
You do not need to work out the entire chain of responsibility before seeking legal advice. If you have been injured in a multi-vehicle accident, speaking with an experienced compensation lawyer like Law Advice can help clarify who may be liable, which CTP claim pathway applies and what steps should be taken to protect your compensation entitlements.