New company car advisory fuel rates have been published which take effect from 1 September 2018. The guidance states: 'You can use the previous rates for up to one month from the date the new rates apply'. The rates only apply to employees using a company car. The advisory fuel rates for journeys undertaken on or after 1 September 2018 are: Engine size Petrol 1400cc or less 12p 1401cc - 2000cc 15p Over 2000cc 22p Engine size LPG 1400cc or less 7p 1401cc - 2000cc 9p Over 2000cc 13p Engine size Diesel 1600cc or less 10p 1601cc - 2000cc 12p Over 2000cc 13p The guidance states that the rates only apply when you either: reimburse employees for business travel in their company cars require employees to repay the cost of fuel used for private travel You must not use these rates in any other circumstances. If you would like to discuss your car policy, please contact us. Internet link: GOV.UK AFR