Tax and travel

Mileage rates

Changes to the HMRC business mileage rates are announced from time to time. The fuel only advisory rates below relate to company cars only and apply from 1 March 2021.  

For those using their own vehicle the following mileage allowance payments apply.

Car benefits

2021/22:

For fully diesel cars generally add a 4% supplement (unless the car is registered on or after 1 September 2017 and meets the Euro 6d emissions standard) but the maximum is still 37%. For emissions over 75g/km if the CO₂figure does not end in a 5 or a 0 round down to the nearest 5 or 0.