<P> Under Arizona law, motorized electric bicycles and tricycles meeting the definition under the applicable statute are not subject to title, licensing, insurance, or registration requirements, and may be used upon any roadway authorized for use by conventional bicycles, including use in bike lanes integrated with motor vehicle roadways . Unless specifically prohibited, electric bicycles may be operated on multi-use trails designated for hiking, biking, equestrian, or other non-motorized usage, and upon paths designated for the exclusive use of bicycles . No operator's license is required, but anyone operating a bicycle on Arizona roads must carry proof of identity . A "motorized electric bicycle or tricycle" is legally defined as a bicycle or tricycle that is equipped with a helper motor that may be self - propelled, which is operated at speeds of less than twenty miles per hour . Electric bicycles operated at speeds of twenty miles an hour or more, but less than twenty - five miles per hour may be registered for legal use on the roadways as mopeds, and above twenty - five miles per hour as a registered moped with an' M' endorsement on the operator's driving license . However, mopeds in Arizona are prohibited from using bike lanes on motor vehicle roadways . The Arizona statute governing motorized electric bicycles does not prohibit local jurisdictions from adopting an ordinance that further regulates or prohibits the operation of motorized electric bicycles or tricycles . </P> <P> Arkansas does not define E-bikes . The following definition describes a combustion engine . E-bikes being electric do not have a cylinder capacity and thus this law is not technically applicable . The state defines a "Motorized bicycle" as "a bicycle with an automatic transmission and a motor of less than 50cc ." Riders require either a certificate to operate a motorized bicycle, a motorcycle license, a motor - driven cycle license, or a license of class A, B, C or D. Certificates cannot be issued to riders under 10 years of age . </P> <P> Electric Bicycles are defined by the California Vehicle Code . </P> <P> New legislation became effective January 2016 . The current regulations define an "electric bicycle", a bicycle equipped with fully operable pedals and an electric motor of less than 750 watts, separated into three classes: </P>

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