Trialling automated vehicle technologies in public

How to organise safe trials for automated vehicle technologies on public roads and in public places.


Code of practice: automated vehicle trialling

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.


As with the 2015 version this code of practice provides guidance on trialling automated vehicle technologies on public roads or in other public places in the UK. It makes recommendations on how to maintain safety and minimise potential risks.

The additions to this code of practice provide clearer guidance on:

  • conducting trials safely and responsibly
  • improving transparency of trials
  • engaging with the public, authorities and other relevant bodies when planning trials

We are taking views on this document which may still be subject to alteration.

Published 6 February 2019