Govt eyes E100 push as E20 raises fears of mileage drop for older cars

A 1 to 2% mileage dip could hit millions

India’s ethanol blending push is moving beyond E20, but automakers warn older vehicles may lose mileage as ethanol content rises. Cars built for E10 fuel could see a 1–2% mileage drop under E20, affecting millions manufactured from 2012 to March 2023. Automakers want tax incentives to cushion costs as the government signals further intensification.