The DfT said this worked out at the equivalent of removing around 350,000 cars from the road.
However, experts at the RCA have warned there could be as many as 600,000 vehicles currently on the road which are not compatible with the fuel.
Drivers have been urged to contact their car manufacturer as soon as possible and ask them questions about your specific vehicle.
As a rule, those who own a car built before 2002 are not advised to use the new E10 in their cars.
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Experts at Hagerty have also warned some vehicles built before 2011 may also be unable to use the fuel.