Fuels for use in vehicles (Excise Notice 75) Find out which fuel you can legally use in different types of vehicle. From: Contents 1. Overview 1.1 What this notice is about It is about the oil you can legally use as road fuel and circumstances in which rebated fuel, for example red diesel, may be used in vehicles. This notice has been updated as a result of the UK leaving the European Union. This notice cancels and replaces Notice 75 of March 2019. 1.2 Who should read this notice Anyone who supplies or uses fuel for vehicles, but especially anyone who: supplies or uses rebated fuel (that has not had the full amount of excise duty charged)