Since 2002 benefit in kind liability has been calculated using the CO2 emissions of a vehicle. The cleaner the car, the "greener" you are and the less tax you'll pay.

The Venson tax calculator will allow you to enter any number of vehicle models and will calculate the amount of tax to be paid against each vehicle selected.

Calculating the cost of motoring, new Deloitte Pocket Tax Guide for 2010/11 now available. Click here to download PDF