What to check in your case
Describe visibility, traffic and stopping distance. If a fault, load or obstruction made you slow down, explain for how long and why.
Documents for your defence
Full notice or decision, front and back, and evidence of the date of service.
- Road photographs or a record of the weather
- Account of the manoeuvre and other road users
Legislation and official sources
Information checked on 7 November 2026.