California Law
California motorcycle laws every rider should know
An educational summary of key statutes affecting motorcyclists. Laws are periodically amended — always verify current text with the California DMV or Legislative Information site.
Helmet Law
California Vehicle Code § 27803California is a universal helmet law state: all riders and passengers must wear a DOT-compliant helmet, regardless of age or experience. There is no partial exemption based on insurance coverage or rider age, unlike some other states.
Lane Splitting
California Vehicle Code § 21658.1California is the only state that explicitly legalizes lane splitting (riding between lanes of slow or stopped traffic), as long as it's done in a manner that doesn't endanger the safety of others. The California Highway Patrol has published safety guidance recommending lane splitting at speeds no more than 10 mph faster than surrounding traffic.
Minimum Insurance Requirements
California Vehicle Code § 16056Riders must carry at least the state-mandated minimum liability insurance to register and operate a motorcycle on public roads. Minimums are periodically adjusted by the legislature, so current figures should be confirmed with the DMV or your insurer.
Accident Reporting Obligations
California Vehicle Code §§ 20008, 16000Drivers involved in an accident causing injury, death, or property damage over a statutory threshold must file an SR-1 report with the DMV, generally within 10 days. Separately, a written report to police is generally required within 24 hours when there's injury or death.
Eye Protection
California Vehicle Code § 27802Riders must use eye protection (such as goggles, a face shield, or a windscreen meeting size requirements) unless the motorcycle is factory-equipped with a windshield that provides protection.
Handlebar Height
California Vehicle Code § 27801Handlebars generally may not be positioned higher than the rider's shoulders when seated in a normal riding position.
Passenger & Equipment Rules
California Vehicle Code § 27908Motorcycles carrying passengers must be designed and equipped to do so safely, including footrests for the passenger.
Frequently asked questions
Is lane splitting legal in California?
Yes — California is the only U.S. state that explicitly permits lane splitting by statute, provided it's done in a way that doesn't endanger others. The CHP has published non-binding safety guidance for riders who choose to split lanes.
Do passengers need to wear helmets too?
Yes. California's helmet law applies to both the operator and any passengers, with no exceptions based on age.
What's the deadline to report a motorcycle accident in California?
Generally, an SR-1 form is due to the DMV within 10 days of an accident involving injury, death, or property damage above the statutory threshold. Separately, police generally must be notified within 24 hours for accidents involving injury or death.