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Electric Bicycle Safety & Law

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Because electric bicycles (e‑bikes) operate differently from traditional bicycles, California law includes several important rules designed to foster a safer environment. Riders, especially youth and their parents or guardians, are encouraged to review the guidelines on this page to understand age requirements, helmet rules, equipment standards, and where different devices are allowed to operate.

Image of an e-bike with labels and text depicting the features described in the paragraph below. open_in_full

What is An E-bike?

California Vehicle Code (CVC) § 312.5 defines an electric bicycle (e-bike) as a bicycle with fully operable pedals and an electric motor of no more than 750 watts continuous power.

In Sacramento, e-bikes may operate wherever traditional bicycles can operate. That includes all of the City’s bike lanes, bikeways, and shared-use paths.

California classifies e‑bikes into three categories:

  • Class 1: Pedal‑assist only; motor assists while pedaling and stops at 20 mph; no throttle.
  • Class 2: Includes throttle or pedal‑assist; motor may be used without pedaling but still limited to 20 mph.
  • Class 3: Pedal‑assist only; stops assisting at 28 mph; must have a speedometer; riders must be 16 or older and must wear a helmet.

As of January 2027, all e-bikes sold must have a classification label stating the e-bike class, top assisted speed, and maximum motor wattage.

It is illegal to modify an e-bike such that it no longer meets the legal definition of an e-bike.

Is Your E-bike Compliant with California Law?

Flowchart detailing the requirements for a legal California e-bike. In California, a legal electric bicycle must have fully operable pedals and a motor under 750 watts. California categorizes e-bikes into three specific classes:Class 1: Pedal-assist only, motor cuts off at 20 mph.Class 2: Throttle allowed, motor cuts off at 20 mph.Class 3: Pedal-assist only, motor cuts off at 28 mph; riders must be 16 or older. The bike must also be equipped with a speedometer. open_in_full

Find out whether your e-bike meets California requirements. Expand to view full graphic.

Other E-Vehicles

E‑bikes within the classes described above are legally treated as bicycles. No license, registration, or insurance is required. However, any vehicle exceeding these limits (more than 750 W, faster than 28 mph, or without operable pedals) is classified as a motor vehicle and must comply with applicable laws.

  • E‑mopeds require riders to be at least 16 years old, hold the appropriate driver’s license with a motorcycle endorsement, display registration and license plates, and wear DOT‑approved helmets. These vehicles cannot be operated on bikelanes, bikeways, or shared use trails.
  • E‑motos, which are off‑highway electric motorcycles, must be registered with the DMV as OHVs, used only in designated off‑highway areas, and operated with DOT‑compliant helmets.
  • Motorized scooters, including shared rideables, are also subject to restrictions. Operators must be at least 16 years old and hold a driver’s license or valid learner’s permit. Motorized scooters cannot carry passengers. They can be operated in bike lanes and bikeways, but unlike bicycles and e-bikes, they cannot be operated on sidewalks.

These distinctions matter because different vehicle types come with different safety expectations and legal requirements. Families should ensure that youth are riding only devices that match their age, skills, and the law.

Helmets

All riders under 18 years old, including passengers on any bicycle or e‑bike, must wear a properly fitted and fastened helmet that meets CPSC or ASTM safety standards.

This requirement applies whether youth are riding on their own or seated in a child seat or trailer.

On Class 3 e‑bikes, which can reach higher assisted speeds, helmets are required for all riders and passengers, regardless of age.

Image of three people in bike helmets from the City of Sacramento May Is Bike Month Community Ride, 2026. open_in_full

Youth E-Bike Safety and Parent / Guardian Liability

E-bikes offer a fun and active way for families to explore the city, but understanding California’s safety rules and parental liability is essential.

Under California Civil Code Section 1714.1, parents or guardians can be held jointly liable for up to $25,000 per incident for a minor's willful misconduct that results in injury, death, or property damage. Parents are encouraged to provide close supervision, review their insurance coverage, and choose age-appropriate equipment that aligns with State age, helmet, and licensing requirements.

Ultimately, establishing clear boundaries, practicing open communication, and reinforcing responsible riding behaviors, like obeying traffic laws and respecting pedestrians and fellow cyclists, helps ensure safer and more predictable trips for young riders and the entire community.

Image of a child on a red bike accompanied by a parent on an e-bike towing a trailer and a parent riding behind on a bicycle. open_in_full

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