Govt amends motor vehicle rules to allow E100 fuel for flex-fuel vehicles, clarifies E20 vehicles unaffected
The Centre has amended the Central Motor Vehicles Rules, 1989, to recognise E100 fuel for flex-fuel vehicles designed to run on up to 100% ethanol. Notified on October 23, 2026, the changes add E100 alongside E85 in emission regulations and update fuel specifications and testing requirements.
The Economic Times ·