The Road Vehicles (Authorisation of Special Types) (General) Order 2003

7.—(1) Except as stated in sub-paragraph (2), a road recovery vehicle may carry or tow a disabled vehicle or vehicle-combination when conveying it to a destination in accordance with the instructions of the owner or driver of the vehicle or when conveying it to an appropriate destination for repair.

(2) Where a recovery of a disabled vehicle or vehicle-combination is effected by using a drawbar or lift-and-tow method, the road recovery vehicle must not carry or tow the disabled vehicle or vehicle-combination any further than is reasonably necessary in order to clear any road obstructed by it and to facilitate the use of roads by other persons.