California Code § 312.5

§ 312.5.

(a) An “electric bicycle” is a bicycle equipped with fully operable pedals and an electric motor that does not exceed 750 watts of power. (1) A “class 1 electric bicycle,” or “low-speed pedal-assisted electric bicycle,” is a bicycle equipped with a motor that provides assistance only when the rider is pedaling, that is not capable of exclusively propelling the bicycle, except as provided in paragraph (4), that ceases to provide assistance when the bicycle reaches the speed of 20 miles per hour, and that is not capable of providing assistance to reach speeds greater than 20 miles per hour. (2) A “class 2 electric bicycle,” or “low-speed throttle-assisted electric bicycle,” is a bicycle equipped with a motor that may be used exclusively to propel the bicycle, and that is not capable of providing assistance when the bicycle reaches the speed of 20 miles per hour. (3) A “class 3 electric bicycle,” or “speed pedal-assisted electric bicycle,” is a bicycle equipped with a motor that provides assistance only when the rider is pedaling, that is not capable of exclusively propelling the bicycle, except as provided in paragraph (4), and that ceases to provide assistance when the bicycle reaches the speed of 28 miles per hour, and equipped with a speedometer. (4) A class 1 or class 3 electric bicycle may have start assistance or a walk mode that propels the electric bicycle on motor power alone, up to a maximum speed of 3.7 miles per hour. (b) A person riding an electric bicycle, as defined in this section, is subject to Article 4 (commencing with Section 21200) of Chapter 1 of Division 11. (c) On and after January 1, 2017, manufacturers and distributors of electric bicycles shall apply a label that is permanently affixed, in a prominent location, to each electric bicycle. The label shall contain the classification number, top assisted speed, and motor wattage of the electric bicycle, and shall be printed in Arial font in at least 9-point type. (d) The following vehicles are not electric bicycles under this code and shall not be advertised, sold, offered for sale, or labeled as electric bicycles: (1) A vehicle with two or three wheels powered by an electric motor that is intended by the manufacturer to be modifiable to attain a speed greater than 20 miles per hour on motor power alone or to attain more than 750 watts of power. (2) A vehicle that is modified to attain a speed greater than 20 miles per hour on motor power alone or to have motor power of more than 750 watts. (3) A vehicle that is modified to have its operable pedals removed.