Road Traffic Act 1988

26 Holding or getting on to vehicle in order to be towed or carried.E+W+S

(1)If, for the purpose of being carried, a person without lawful authority or reasonable cause takes or retains hold of, or gets on to, a motor vehicle or trailer while in motion on a road he is guilty of an offence.

(2)If, for the purpose of being drawn, a person takes or retains hold of a motor vehicle or trailer while in motion on a road he is guilty of an offence.