California Motorized Bicycle Laws

License Required & Registration Required

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    California Motorized Bicycle Definition

    In California, a motorized bicycle or moped is a 2 or 3 wheeled device having:

    • fully operative pedals for propulsion by human power,
    • an automatic transmission,
    • a motor that produces less than 4 gross brake horsepower and is capable of propelling the device at a maximum speed of not more than 30mph on level ground. ¹

    The license and registration requirements to ride a Motorized Bicycle on the roads in California are as follows:


    A valid Class M2 license is required to operate a motorized bicycle. ²


    A motorized bicycle needs to be registered and is required to display a license plate issued by the department. ³