Insurance System & Requirements

California operates under an at-fault insurance system, meaning the driver determined to be responsible for a crash is financially liable for the resulting damages. Injured parties pursue compensation from the at-fault driver's insurer rather than their own, though optional coverages described below can provide additional protection regardless of fault.

Minimum required coverages

Effective January 1, 2025, all drivers operating a vehicle in California must carry the following new minimum limits for liability coverage under Senate Bill 1107:

• Bodily Injury Liability: $30,000 per person / $60,000 per accident
• Property Damage Liability: $15,000 per accident

These figures replace the previous 15/30/5 minimums that had been in place since 1967. Coverage is required on any auto policy issued or renewed on or after January 1, 2025. A further scheduled increase to $50,000 per person / $100,000 per accident / $25,000 property damage takes effect January 1, 2035, under the same legislation.

Even at the new minimums, coverage limits can be exhausted quickly in serious crashes. Medical costs alone in a significant collision frequently exceed $30,000 per person, making higher voluntary limits advisable for most drivers.

Uninsured and underinsured motorist coverage (UM/UIM)

California law requires insurers to offer UM/UIM coverage to every policyholder, but drivers may decline it by submitting a written waiver to their insurer. Given California's significant population of uninsured drivers, accepting this coverage is strongly recommended. UM coverage protects you when the at-fault driver has no insurance. UIM coverage applies when the at-fault driver's liability limits are insufficient to cover your full losses.

Medical Payments (MedPay)

California does not require Personal Injury Protection (PIP) since it is an at-fault rather than a no-fault state. MedPay is available as an optional add-on and covers medical bills for you and your passengers regardless of fault, up to the policy limit. It can be particularly useful in bridging the gap between your immediate medical costs and any eventual recovery from the at-fault driver's insurer.

Rideshare coverage requirements

For drivers working for platforms such as Uber or Lyft, California Insurance Code § 5431 establishes coverage requirements based on the driver's status at the time of a crash:

• App on, no ride accepted: $50,000 per person / $100,000 per accident for bodily injury; $30,000 for property damage — provided by the rideshare company
• Ride accepted or passenger onboard: $1,000,000 in liability coverage — provided by the rideshare company

Rideshare drivers should inform their personal insurer of their driving activities, as personal policies typically exclude coverage during periods when the app is active.

Penalties for non-compliance

Driving without the required minimum insurance in California can result in fines ranging from $100 to $200 for a first offense and $200 to $500 for subsequent offenses, vehicle impoundment, and suspension of driving privileges until proof of insurance is provided. An uninsured driver who causes a crash also faces personal financial liability for all resulting damages.

Fault & Negligence Laws

Fault-based system

California is an at-fault state, meaning the driver responsible for causing a crash bears financial liability for the resulting damages. Injured parties can pursue compensation directly from the at-fault driver's insurer, file a lawsuit against the at-fault driver, or both. Fault is established through police reports, witness statements, dashcam and surveillance footage, medical records, and accident reconstruction analysis, where needed.

Pure comparative fault

California applies a pure comparative negligence rule, established in Li v. Yellow Cab Co. (1975) and codified in practice through California Civil Code § 1714. Under this standard, an injured party can recover compensation even if they were partially or substantially at fault for the crash. Their recovery is reduced in proportion to their share of fault. For example, if you are found 40 percent at fault and your damages total $100,000, you recover $60,000. A plaintiff found 90 percent at fault can still recover 10 percent of their damages.

This makes California's fault standard notably plaintiff-friendly compared to states that apply a modified comparative fault bar. Unlike New York, which shifted from pure to modified comparative fault in May 2026, and Florida, which adopted a 51 percent modified bar in 2023, California has made no equivalent change. Pure comparative fault remains the operative standard here.

Multi-vehicle collisions

When more than two parties share responsibility for a crash, fault is allocated among all involved based on each party's contribution. Under California's system of pure comparative fault, each defendant is generally liable only for their proportionate share of non-economic damages. For economic damages, joint and several liability rules may apply in specific circumstances, though California significantly limited joint and several liability through Proposition 51 in 1986. In practice, accurately documenting each party's role in a multi-vehicle crash is essential to recovering the full value of your losses.

Passenger rights

Passengers injured in a crash are generally not considered at fault and can file claims against any at-fault driver involved, including the driver of the vehicle in which they were traveling. If a passenger's own conduct contributed to their injury — for example, by distracting the driver — their recovery may be reduced under California's pure comparative fault rule. Passengers without adequate coverage through other drivers' policies may also draw on their own UM/UIM coverage if available.

The Watson Murder Rule: California's DUI Homicide Standard

Most drivers understand that causing a crash while intoxicated creates both criminal and civil liability. California takes this further than most states in one specific and consequential circumstance: a driver with a prior DUI conviction who kills someone while again driving under the influence can face second-degree murder charges rather than the lesser charge of vehicular manslaughter. This is known as the Watson murder rule.

The doctrine and its origin

The rule takes its name from People v. Watson, a 1981 California Supreme Court decision establishing that implied malice, the mental state required for second-degree murder, can be found in a repeat DUI driver's conduct. The court reasoned that a driver who has been convicted of DUI, received a formal warning that drunk driving is inherently dangerous to human life, and then chooses to drive drunk again has acted with conscious and deliberate disregard for others' safety. That conscious disregard satisfies the implied malice standard for murder.

The formal warning is called the Watson admonishment. It is delivered to defendants at the time of their DUI conviction and requires them to acknowledge in writing that they understand driving under the influence can kill. Once a driver has received and signed that admonishment, a subsequent DUI-caused death becomes a murder case rather than a manslaughter case in California courts.

Why this matters for civil claims

The Watson murder rule has direct implications beyond the criminal prosecution. When a driver's conduct meets the implied malice standard that supports a murder charge, the same conduct satisfies the willful and conscious disregard standard required for punitive damages in a civil case. A family pursuing a civil claim against a Watson murder defendant is in a materially stronger position than in an ordinary DUI wrongful death case, because the criminal proceedings establish the level of culpability that supports punitive recovery in civil court.

A criminal conviction in a Watson murder case also establishes the facts of the defendant's conduct at a beyond-a-reasonable-doubt standard, which the parallel civil case benefits from directly. Even a guilty plea carries similar evidentiary weight. For the civil claim, this means the liability and culpability elements are effectively pre-established by the criminal record, and the civil litigation focuses primarily on the extent of damages rather than on whether the defendant was responsible.

For victims and families navigating the aftermath of a DUI-related fatal crash in California, understanding that a criminal prosecution may be running parallel to their civil options is important for timing and strategy. Our article on vehicular homicide and manslaughter charges covers how criminal charges in fatal crash cases interact with civil wrongful death claims in detail.

Lane splitting: a California-specific note

California is the only state in the country where lane splitting, the practice of a motorcycle traveling between lanes of slower or stopped traffic, is explicitly legal under California Vehicle Code § 21658.1. This creates a fact pattern unique to California when a lane-splitting motorcyclist is involved in a crash. Fault in these cases is evaluated under the same pure comparative fault framework as any other collision, with the motorcyclist's speed and manner of splitting considered alongside the conduct of the vehicle drivers involved.

Statute of Limitations

The statute of limitations sets the deadline for filing a lawsuit after a car accident. Missing the applicable deadline almost always bars the claim permanently, regardless of its merits.

Standard filing deadlines in California

• Personal injury: 2 years from the date of the accident
• Property damage: 3 years from the date of the accident
• Wrongful death: 2 years from the date of the victim's death

Claims against government entities

If your claim involves a government entity, such as a city, county, state agency, or public transit authority, a substantially shorter deadline applies. You must file a formal government tort claim with the relevant agency within 6 months of the accident. The agency then has 45 days to respond. If the claim is rejected or not acted upon, you have 6 months from the rejection notice to file a lawsuit in court. Missing the initial 6-month notice deadline will typically bar the claim entirely, regardless of how strong the underlying case is.

Tolling and exceptions

• Minors: The statute of limitations is tolled for plaintiffs under 18 until they reach the age of majority, after which the standard period begins. A minor injured in a car accident generally has until their 20th birthday to file a personal injury claim
• Discovery rule: Where injuries were not immediately apparent, the limitations period may begin from the date the injury was or reasonably should have been discovered rather than the date of the accident
• Incapacity: The clock may be tolled if the injured person was legally incapacitated at the time of the accident
• Defendant absence from state: If the at-fault driver leaves California after the crash, the time they are absent may not count toward the limitations period

A note on wrongful death timing

The two-year wrongful death period runs from the date of the victim's death, which may differ from the date of the accident if the injured person survived the crash but died from their injuries days, weeks, or months later. In those cases, the clock starts at death, not at the time of the collision.

MVA Procedures & Police Involvement

When you are required to report an accident

California law requires drivers to report a motor vehicle accident to the DMV within 10 days if the crash resulted in injury or death to any person, or if it caused property damage exceeding $1,000 to the property of any one person. The report is filed using Form SR-1 (Report of Traffic Accident Occurring in California). Failure to file when required can result in suspension of your driver's license.

Separately, if law enforcement responds to the scene, the attending officer will file their own report. That police report and your SR-1 are different documents serving different purposes. The police report documents the officer's findings at the scene; the SR-1 is your own mandatory filing with the DMV. Both may be relevant to an insurance claim or legal proceeding.

If the accident involves injury or death, contact law enforcement immediately. For property-damage-only accidents, a police report is not always required but is strongly recommended as contemporaneous documentation of the crash.

How to file your SR-1

The SR-1 form can be completed and submitted online through the California DMV's website or filed by mail. If you have an attorney or insurance agent, they may file it on your behalf, but the obligation to ensure it is filed rests with you. The 10-day deadline runs from the date of the accident, not from when you become aware of the filing requirement.

How to access your accident report

For reports filed by law enforcement, the process depends on which agency responded:

• California Highway Patrol (CHP): Accident reports can be requested online through the CHP's collision records portal, in person at your local CHP area office, or by mail. A fee applies. Processing times vary
• Local police departments: Contact the department that responded to the accident directly. Most departments allow requests in person, by mail, or through an online portal. Fees and processing times vary by agency
• California DMV SR-1 records: Your own filed SR-1 is part of your DMV record and can be accessed through your DMV account or by submitting a record request

Accident reports are typically used by insurers as a primary reference document, and by attorneys in building or defending personal injury claims. Errors in a police report are worth addressing promptly. See our article on what to do if your car accident police report is inaccurate for the steps involved.

Compensation: Types & Limits

California does not cap compensatory damages in personal injury cases, meaning injured parties can pursue the full value of their documented losses from the at-fault driver. The range of recoverable damages is broad, and the absence of a general cap distinguishes California from states that have enacted tort reform limiting what victims can receive.

Economic damages

Economic damages cover measurable financial losses and are uncapped in California vehicle accident cases. They include:

• Medical expenses, past and future
• Lost income and reduced earning capacity
• Property damage and vehicle repair or replacement costs
• Out-of-pocket costs directly related to the crash and recovery
• Future care costs where injuries require ongoing treatment

Non-economic damages

Non-economic damages address losses that cannot be quantified by a bill or receipt, including pain and suffering, emotional distress, loss of enjoyment of life, and loss of consortium. California imposes no general cap on non-economic damages in personal injury cases arising from vehicle accidents.

One clarification worth noting: California's Medical Injury Compensation Reform Act (MICRA) caps non-economic damages at $350,000 in medical malpractice cases. This cap does not apply to car accident personal injury claims. Readers who have encountered references to California's damages cap should be aware that it applies only in the medical malpractice context, not in vehicle accident litigation.

A spouse or domestic partner of a seriously injured person may bring a separate loss of consortium claim for the loss of companionship, support, and the other relational benefits of the relationship. Loss of consortium claims are derivative of the primary injury claim and proceed alongside it.

Wrongful death damages

When a crash results in death, surviving family members or the estate may pursue a wrongful death claim. Under California law, recoverable wrongful death damages include the financial support the deceased would have provided, the value of household services, funeral and burial expenses, and the loss of companionship and consortium. Unlike New York, California does permit surviving family members to recover for the loss of the deceased's love, companionship, comfort, and moral support, which are expressly recognized as compensable losses under California's wrongful death statute.

Punitive damages

Punitive damages are available in California in cases involving malice, oppression, or fraud. In vehicle accident cases, this most commonly arises in DUI crashes where a prior DUI conviction and Watson admonishment establish conscious disregard for human life, as discussed in the Watson murder rule section above. California imposes no statutory cap on punitive damages, though courts review awards for proportionality to the compensatory damages and the severity of the conduct.

Claims against government entities

Pursuing compensation from a government entity in California involves additional procedural requirements and may be subject to limitations specific to the type of government defendant and the nature of the claim. The shortened notice deadline covered in the statute of limitations section above applies here as well. See our article on sovereign immunity and suing the government for the full framework.

Medical Payments & Health Coverage

California is an at-fault state with no mandatory Personal Injury Protection requirement, meaning there is no automatic first-party coverage for your medical expenses after a crash, the way New York's no-fault PIP system provides. Medical costs are typically addressed through a combination of the at-fault driver's liability insurance, your own optional coverages, and your health insurance, with the sequencing and reimbursement obligations depending on which coverages you carry.

The at-fault driver's liability insurance

In a straightforward at-fault crash, the injured party's medical expenses are covered by the at-fault driver's bodily injury liability policy, up to that policy's limits. Under the updated SB 1107 minimums, the at-fault driver must carry at least $30,000 per person in bodily injury coverage. In serious crashes, this limit can be exhausted before all medical costs are covered, which is where your own coverages become essential.

Medical Payments (MedPay)

MedPay is an optional first-party coverage that pays for medical expenses for you and your passengers regardless of who caused the crash, up to the policy limit. Unlike the at-fault driver's liability policy, MedPay pays immediately without requiring fault to be established first, making it a practical resource for covering costs during the gap between the crash and any eventual settlement or judgment. MedPay can also cover the portion of costs not paid by health insurance, such as deductibles and copayments. Insurers are required to offer MedPay in California, though drivers may decline it.

Health insurance

Your health insurance covers accident-related medical treatment once MedPay limits are exhausted or if you do not carry MedPay. Most health insurers will cover accident-related care, but many will assert a subrogation lien on any settlement or judgment you receive from the at-fault driver. This means your health insurer may seek reimbursement from your recovery for what it paid on your behalf. California has relatively strong anti-subrogation protections compared to many states, but the specifics depend on whether your plan is governed by state law or federal ERISA rules. Self-funded employer health plans governed by ERISA can assert subrogation rights that California's state anti-subrogation rules cannot limit. Understanding your plan type and its subrogation terms before settling is important.

Uninsured and underinsured motorist coverage

If the at-fault driver has no insurance or insufficient coverage to pay your medical expenses, your own UM/UIM coverage fills the gap. As noted in the insurance section, California requires insurers to offer this coverage but permits drivers to waive it in writing. Drivers who waived UM/UIM and are hit by an uninsured driver have limited options beyond their own MedPay and health insurance. Given California's uninsured driver population, carrying UM/UIM coverage is particularly advisable in this state.

Maximum Medical Improvement and settlement timing

Settling a personal injury claim before reaching Maximum Medical Improvement, the point at which your condition has stabilized and further recovery is not expected, risks undervaluing future medical costs. Medical expenses not yet incurred but reasonably anticipated are recoverable as economic damages in California, but only if the claim has not already been settled for less. Reaching MMI before settling ensures that all future care costs are factored into the recovery.

Unique Local Considerations

Urban traffic and multi-vehicle crash risk

California's metropolitan corridors, particularly the Los Angeles basin, the San Francisco Bay Area, and the San Diego freeway network, generate some of the highest crash volumes in the country by sheer vehicle miles traveled. The density of commercial vehicles, rideshare cars, delivery vehicles, and personal automobiles on urban freeways creates conditions where multi-vehicle pile-ups and rear-end collisions are disproportionately common. Crashes in incorporated cities involve local police departments, while those on state highways and unincorporated areas involve the California Highway Patrol. Knowing which agency responded determines where your accident report request should be directed, as described in the procedures section above.

Wildfire smoke and road closures

California's wildfire seasons create driving hazards that are genuinely unique among the contiguous states. Smoke can reduce visibility to near zero on major highways within minutes, and road closures due to active fires or evacuation orders can force drivers onto unfamiliar alternate routes under stress. Fault determinations in smoke-related crashes follow the standard pure comparative fault framework, with courts examining whether each driver adjusted speed and following distance appropriately for the reduced visibility conditions.

Mountain terrain and seasonal road conditions

The Sierra Nevada, Cascade Range, and coastal mountain passes carry significant crash risk in winter months due to ice, snow, and chain-control requirements on major routes, including Interstate 80 and U.S. Highway 50. A driver who fails to comply with chain requirements or travels at unsafe speeds in mountain conditions is not insulated from liability by pointing to the weather. Courts look at whether the driver's conduct was reasonable given the conditions they encountered or could have anticipated.

Uninsured drivers

California consistently ranks among the states with the highest proportions of uninsured drivers, with estimates placing the uninsured driver rate at roughly 17 percent. This practical reality makes UM/UIM coverage more valuable in California than in many other states, and it makes the availability of MedPay as immediate first-party coverage particularly relevant. Crashes with uninsured drivers are common enough that California drivers who have waived UM/UIM coverage face meaningful exposure.

Local Resources & Contacts

California Department of Motor Vehicles (DMV)
Handles driver licensing, vehicle registration, SR-1 accident report filings, and driving record requests.

• Website: dmv.ca.gov
• Phone: (800) 777-0133
• SR-1 form

California Highway Patrol (CHP)
Responds to accidents on state highways and in unincorporated areas. Handles accident report requests for CHP-investigated crashes.

• Website: chp.ca.gov
• Phone: (916) 657-7261 (headquarters); for emergencies dial 911
• Collision report requests

California Department of Insurance (CDI)
For insurance complaints, coverage disputes, questions about minimum requirements, and insurer licensing verification.

• Website: insurance.ca.gov
• Consumer hotline: (800) 927-4357

Caltrans (California Department of Transportation)
For road condition information, chain control requirements on mountain passes, and highway closure updates relevant to crash reporting context.

• Website: dot.ca.gov
• Road conditions: roads.dot.ca.gov

For accident laws in other states, visit our state-specific legal information page.