“These models can only use regular unleaded or premium unleaded petrol." The European Automobile Manufacturers Association (ACEA) has confirmed all petrol BMW models are cleared to use E10 regardless of their year of manufacture. However, the minimum octane required should still meet the guidelines set out in the owner’s manual. READ MORE E10 fuel is cleared for all Fiat models with petrol engines of Euro 3 mission levels or newer starting from models built after the year 2000. Last year, a DfT consultation revealed the Government was working towards a 2021 implementation date for the new fuel. However, no date has yet been officially agreed, hinting the changes could be scheduled for the autumn.