The latest advisory fuel rates became effective on 1 December 2017. Fuel rates are reviewed four times a year with changes taking effect on 1 March, 1 June, 1 September and 1 December. You can use the previous rates for up to 1 month from the date the new rates apply.

The rates are as follows:

Engine size	Petrol – amount per mile	LPG – amount per mile
1400cc or less	11p	7p
1401cc to 2000cc	14p	9p
Over 2000cc	21p	14p

Engine size	Diesel – amount per mile
1600cc or smaller	9p
1601cc to 2000cc	11p
Over 2000cc	13p

 Hybrid cars are treated as either petrol or diesel cars for this purpose.