Challenge your PCN with Chatbot Max
On this page
Chatbot Max helps drivers with parking ticket enquiries and the online appeals process.
It helps you decide whether to challenge a parking or moving traffic contravention and guides you on the supporting evidence required.
Before you start
You'll need:
- your Penalty Charge Notice (PCN) number
- the contravention code (as shown on the PCN)
- the reason for your representation
Additional questions may be asked to provide tailored guidance.
Access Chatbot Max (supported only on Safari, Firefox, Google Chrome and Microsoft Edge) 24 hours a day, seven days a week for instant advice.
Chatbot Max supports more than 40 languages. Choose the language you need on the next page.
Other ways to contact us
You can also use our 24 hour automated Voice Master service to check if your parking challenge is likely to be accepted.
- phone: 020 7046 1500
Last updated: 6 March 2026