Nebraska Revised Statute 60-636
Chapter 60
60-636.
Minibike, defined.
Minibike shall mean a two-wheel motor vehicle which has a total wheel and tire diameter of less than fourteen inches or an engine-rated capacity of less than forty-five cubic centimeters displacement or any other two-wheel motor vehicle primarily designed by the manufacturer for off-road use only. Minibike shall not include an electric personal assistive mobility device.