Fuel costs calculator

Enter the details of how many miles you expect to drive in the next twelve months, along with the price you pay for fuel (less VAT if you are VAT registered) and the MPG of your vehicle. This calculator will then provide you with details of how much you spend on fuel per year.

Personal miles driven (per annum):

The total personal miles driven per annum.

Price paid per litre of fuel (pence):

MPG of vehicle:

The Miles Per Gallon of the vehicle.

Paid for private use:

Does your employer pay for private fuel for a company car? Is it a benefit worth having? Find out by ticking the box and completing the additional information below, if it applies to you.

Registered on/after 6th April 2020?

Tax Rate (%):

Your marginal tax rate

Fuel type:

The type of fuel that the vehicle uses

CO2 emissions (gm/km):

The CO₂ Emissions of the vehicle.

Note: These calculations are only for illustrative purposes and are not a substitute for professional advice.

Accessibility links

Fuel costs calculator

HMRC starts chasing up SEISS overpayments

UK government unveils energy strategy

Treasury announces it will regulate some forms of cryptocurrency