Trailers used on public roads

Using trailers on public roads: Department for Transport guidance on the regulations.

This publication was withdrawn on

See the latest information on towing a trailer with a car or van.


[Withdrawn] Requirements for trailers

This file may not be suitable for users of assistive technology. Request an accessible format.

If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email Please tell us what format you need. It will help us if you say what assistive technology you use.


Advice on the regulations governing the use of trailers on public roads, including:

  • weight of trailer
  • size of trailer
  • brakes, lights, suspension and towbars
Published 1 July 2010