Neb. Rev. Stat. § 60-640: Neb. Rev. Stat. § 60-640

(1) Motor-driven cycle means every motorcycle, including every motor scooter, with a motor which produces not to exceed five brake horsepower as measured at the drive shaft, mopeds, and every bicycle with a motor attached except for an electric bicycle. Motor-driven cycle shall not include an electric personal assistive mobility device.

(2) For purposes of this section, motorcycle does not include an autocycle.