What Happens if the Other Driver Disputes Fault in a California Car Accident?

After a California car accident, you may believe the other driver clearly caused the crash. The other driver, however, may tell their insurance company a very different story. They might claim you were speeding, changed lanes unexpectedly, failed to yield, or caused the collision in some other way.
When drivers disagree about who caused an accident, an insurance company may investigate the circumstances before deciding whether to accept or deny a claim. If the dispute cannot be resolved, determining fault may ultimately require legal action. Understanding how these disputes are handled can help you protect your ability to seek compensation for your injuries and losses.
The Other Driver’s Statement Does Not Automatically Determine Fault
An insurance company’s decision is not based solely on which driver makes the most convincing statement. The insurer may review available evidence to determine how the accident occurred.
California follows a comparative negligence system, which means more than one person can share responsibility for an accident. Even if the other driver claims you were partially at fault, that does not necessarily prevent you from recovering compensation. Your potential recovery may instead be reduced according to your percentage of fault.
For example, if another driver caused a crash but an investigation determines that you were 20% responsible, you could still potentially recover damages, although the amount may be reduced by your share of fault.
Evidence Can Help Establish What Happened
When drivers give conflicting accounts, evidence can become particularly important. The available evidence may help show where each vehicle was positioned, what the drivers were doing immediately before the collision, and how the impact occurred.
Depending on the circumstances, useful evidence may include:
- Photographs and video from the accident scene
- Damage to the vehicles
- Traffic or surveillance camera footage
- Dashcam recordings
- Statements from witnesses
- The police or collision report
- Medical records documenting your injuries
- Vehicle event data or other electronic information, when available
Photographs can be especially helpful when they show vehicle positions, road markings, traffic signals, property damage, and other details that may no longer be visible after the vehicles leave the scene.
Witnesses can also provide an independent account of what they observed. Their statements may be particularly valuable when the drivers disagree about who had the right of way or how the collision occurred.
Insurance Companies May Investigate the Claim
When you report an accident, the insurance company may ask questions about what happened and request supporting documentation. The other driver’s insurer may conduct its own investigation as well.
An insurer may review the accident report, inspect vehicle damage, speak with witnesses, and evaluate photographs or video. It may also compare the physical evidence with each driver’s version of events.
You should answer questions truthfully, but it is important to remember that statements made to an insurance company can affect how the company evaluates your claim. You do not need to speculate about details you do not remember, and you should avoid guessing about how fast another vehicle was traveling or what the other driver may have been thinking.
What if Both Drivers Are Blamed?
A disagreement about fault does not always result in one driver being found completely responsible. In some California car accidents, the evidence may show that both drivers contributed to the collision.
California’s comparative negligence rules can allow an injured person to pursue compensation even when they share some responsibility for the accident. The amount of compensation can be reduced based on the percentage of fault assigned to that person.
This makes the specific facts of the accident important. A driver’s statement that you were “partly at fault” does not by itself establish your percentage of responsibility. Evidence is needed to determine what each person actually did and whether those actions contributed to the crash.
What Happens if the Insurance Company Denies Your Claim?
If the other driver’s insurance company determines that its policyholder was not responsible, it may deny your claim or refuse to offer the amount you believe your injuries and losses warrant.
A denial does not necessarily mean you have no legal options. You may be able to challenge the insurer’s position by providing additional evidence or negotiating with the insurance company. In some cases, filing a personal injury lawsuit may become necessary.
A lawsuit can allow the parties to formally investigate the accident and present evidence concerning who was responsible. Depending on the circumstances, this may include testimony from witnesses, accident reconstruction evidence, photographs, medical records, and other documentation.
Acting Quickly Can Help Protect Your Claim
Evidence can become harder to obtain as time passes. Security footage may be overwritten, witnesses may become difficult to locate, and memories of the accident can fade.
After a crash, keep copies of photographs, medical records, insurance correspondence, repair estimates, and other documents related to the accident. If you receive a request for information from an insurance company, review it carefully before providing a statement or signing anything that could affect your claim.
California also places deadlines on personal injury lawsuits, so you should not assume that you can wait indefinitely while an insurance dispute continues. Getting legal advice early can help you understand which deadlines and requirements apply to your situation.
Protecting Your Rights After a Car Accident
When the other driver disputes fault, the outcome may depend on evidence rather than simply on which driver’s story is accepted first. If you were injured in a California car accident and the other driver or their insurance company is disputing responsibility, Ashton & Price is here to help you understand your rights and pursue the compensation you deserve. As Sacramento’s most trusted personal injury attorneys, they are committed to guiding clients through every step of the legal process with care and experience. Call (916) 786-7787 or (415) 843-2000 or contact us online today for a free consultation and take the first step toward recovery.