A lot of people never call a lawyer because they believe they were partly to blame and assume that ends it. In California it does not.
The rule
California applies pure comparative negligence. If you share responsibility for an accident, your recovery is reduced by your percentage of fault. It is not eliminated.
An example makes it concrete. Suppose your damages are assessed at $100,000, and you are found 30 percent responsible. You recover $70,000. If you are found 60 percent responsible, you still recover $40,000.
This matters because many states use a different rule that bars recovery entirely once you cross 50 percent. California does not. Even a plaintiff who bears most of the responsibility can recover something.
The principle is also reflected in the general duty statute. Civil Code § 1714(a) makes everyone responsible for injury caused by their want of ordinary care, “except so far as the latter has, willfully or by want of ordinary care, brought the injury upon himself or herself.”
Where insurers use this against you
Because any percentage of fault reduces the payout, adjusters look for it everywhere:
- Pedestrians. “You were not in a crosswalk.” Note that Vehicle Code § 21950(a) requires drivers to yield in marked and unmarked crosswalks at intersections, and § 21950(d) states that a pedestrian’s own carelessness does not relieve the driver of the duty of due care. More on pedestrian claims.
- Motorcyclists. “You were lane splitting.” California recognizes lane splitting in Vehicle Code § 21658.1 and sets no numeric speed limit for it. More on motorcycle claims.
- Cyclists. “You should not have been in the lane.” Vehicle Code § 21200(a)(1) gives cyclists the same rights as drivers. More on bicycle claims.
- Slip and fall. “You were on your phone.” More on premises claims.
- Scooter riders. “You were not wearing a helmet.” Under Vehicle Code § 21235(c), helmets are required only for riders under 18. More on scooter claims.
How fault percentages get decided
Nobody at the scene assigns them. A police officer’s opinion in a report is not binding, and a citation is not a finding of civil liability. Fault is ultimately decided by a jury, or negotiated between the parties in the shadow of what a jury would likely do.
What moves the number is evidence: physical evidence, independent witnesses, video, vehicle damage patterns, and the applicable rules of the road.
What to do if you think you were partly at fault
- Do not admit fault at the scene. You do not have the full picture, and people routinely apologize reflexively for things that were not their doing.
- Do not give a recorded statement before speaking with an attorney.
- Do not assume the police report settles it. It does not.
- Call anyway. An assessment is free, and the percentage you assume applies to you is frequently higher than the percentage the evidence supports.
Call (213) 800-0706. We handle claims throughout California, including Van Nuys and the San Fernando Valley.
How comparative fault interacts with multiple defendants
When more than one party is responsible, California splits the treatment of the two damage categories. Under Civil Code § 1431.2(a), “the liability of each defendant for non-economic damages shall be several only and shall not be joint.” Each defendant is responsible for its own percentage share of the non-economic damages. Economic damages are treated differently.
Practically, that means the allocation of fault between defendants is not an academic exercise. It changes what you can actually collect, and it is a reason to identify every responsible party rather than pursuing only the most obvious one.
The comparison that surprises people
California’s rule is unusually favorable. Many states use modified comparative negligence, which bars recovery entirely once the plaintiff crosses 50 or 51 percent. A handful still use contributory negligence, where even 1 percent of fault defeats the claim completely.
California does neither. There is no percentage at which your claim disappears. That is worth knowing because most of what people absorb about accident law comes from other states, and it leads Californians to talk themselves out of viable claims.
What this means in practice
Do not decide your own case at the scene. The percentage you assign yourself in the first hours after a crash, while shaken and without the police report, the video, or the physical evidence, is usually higher than what the evidence ultimately supports.
The people who lose out are rarely the ones who fought and lost. They are the ones who never called, because they assumed a rule that does not apply here.
About the author. Joshua B. Adelpour is the founder of Not My Fault Law Group, APC, a California personal injury firm based in Woodland Hills. He is licensed by the State Bar of California, Bar No. 318226, and spent nearly a decade defending insurance companies in civil litigation before opening the firm. Call (213) 800-0706 for a free consultation. There are no attorney’s fees unless we win.
This article is general information about California law and is not legal advice. Reading it does not create an attorney client relationship. Every case depends on its own facts.
Comparative negligence is the reason the other insurer works so hard to assign you a percentage. For the practical version, see what to do after a car accident that was not your fault.
Frequently Asked Questions
Can I recover if the accident was partly my fault in California?
Yes. California applies pure comparative negligence, so your recovery is reduced by your percentage of fault rather than barred. Even a plaintiff found mostly at fault can recover a reduced amount.
The police report blames me. Is my claim over?
No. A police report is not a legal ruling and it is not binding on a jury. Fault is determined by the evidence, and reports are frequently incomplete or based on one party's account.
I said sorry at the scene. Did I admit fault?
Not necessarily. An apology is not a legal admission of liability, and people commonly say it reflexively. Tell your attorney what was said so it can be addressed directly.