Road traffic

Tyres, vehicle modifications and unapproved equipment

The notice may concern tyre wear, an unapproved size, window film or changes to the suspension or exhaust. Identify the individual component.

What to check in your case

Compare the observed specifications with the registration records and approval certificates. If measurements were taken, collect the readings and units.

Documents for your defence

Full notice or decision, front and back, and evidence of the date of service.

  • Dimensions, marking and photograph of the component
  • Relevant specification, approval, registration or inspection report

Legislation and official sources

Information checked on 7 November 2026.