The Modi government’s July 4, 2026 press briefing on E20 fuel was a textbook case of damage control, where senior officials from the petroleum ministry, auto industry representatives and oil marketing companies took turns dismissing consumer concerns as “rage bait,” while touting the programme’s macroeconomic benefits. It was a public relations event aimed strictly at the media and retail consumers, which warranted the presence of auto executives telling people their car engines are fine. 

But the 90-minute session, staged amid nationwide complaints and a Supreme Court hearing where the government reportedly called E20 an “experiment” – a claim it now denies – left several massive logistical and economic elephants in the room. While the officials heavily pushed the narrative that the nationwide rollout of E20 is a seamless win-win, it is a more problematic story with several questions on pricing, safety protocols, regulatory consistency and consumer compensation conspicuously overlooked.

Here are the critical questions that remain unanswered or inadequately addressed by the official statements so far.

If E20 is safe for E10 and E0 vehicles, why are separate E20-certified vehicles being manufactured and mandated?

The government and auto industry representatives at the presser claimed that E20 is safe for pre-2023 E10-compatible vehicles, citing Maruti Suzuki’s servicing of 15 million older cars without fuel-related issues. However, this contradicts the regulatory framework that requires all vehicles manufactured after April 2023 to be E20-certified standards, with separate material compatibility and engine tuning specifications. If E20 were truly safe for all existing vehicles without modification, there would be no need for a distinct certification regime, new material standards, or manufacturer retooling. The coexistence of E20-safe claims for old vehicles alongside mandatory E20 certification for new ones suggests either regulatory overreach or incomplete safety assurance for pre-2023 vehicles.

The reality is that ethanol is corrosive to older rubber seals, plastic components, and fuel lines. While an older E10 car won’t break down immediately, E20 accelerates wear and tear over time. Furthermore, NITI Aayog’s own data admits that E10-designed vehicles suffer a 1-2% drop in fuel efficiency when running on E20 – with real-world users reporting much higher losses.

If ethanol is cheaper than petrol (Rs 58–72/litre versus Rs 102–115/litre), why is E20 not priced lower than regular........

© The Wire