If your vehicle is registered for a discount, you will need to pay for the discounted charge via your discount and exemption account which you setup as part of the application processes. You can login via the link in your email or by clicking the account link on our website:
https://cleanairgm.com/clean-air-zone/discounts-and-exemptions
You can pay for discounted journeys up to 6 days in advance, on the day the vehicle is driven in the zone or in the following 6 days.
Please note however that the charge is not applicable until the GM CAZ Zone becomes live on the 31st May 2022.