Use this form to make changes or update an existing ATF for the testing of heavy goods vehicles, trailers and public service vehicles.
You need to apply to make changes to:
- your trading company or legal entity
- authorised signatory, site manager or deputy manager
- your site, third-party access, operating hours, classes of vehicles your ATF can test, and your site equipment
Send the form to the Driver and Vehicle Standards Agency.
Contract Management Team
Driver and Vehicle Standards Agency