India Targets 25% Ethanol Blend as Barmer Refinery Starts Up

India’s push for higher ethanol content in gasoline comes amid volatile global oil markets driven by conflict in West Asia. Rising crude prices and supply disruptions have forced the country to seek domestic alternatives that protect foreign‑exchange reserves and reduce reliance on imports.

The government’s ethanol programme already mandates a 20% blend, a level that saves roughly 4.5 crore (45 million) barrels of crude each year and trims foreign‑exchange outflow by about ₹1.5 lakh crore (₹150 trillion). Officials are now evaluating a gradual rise to a 25% blend, though they warn that fuel efficiency, engine compatibility and long‑term vehicle impact must be monitored.

At the same time, India is expanding its refining capacity. The Barmer refinery in Rajasthan has entered commercial operation, adding significant domestic processing power. Parallel work at the Numaligarh refinery in Assam is also progressing, while integrated projects along the western coast and new facilities in Maharashtra and Gujarat are in the pipeline. These additions aim to keep refineries near full utilization without over‑straining existing plants.

Higher ethanol blending and new refineries serve a common goal: reducing exposure to external shocks. By substituting a quarter of gasoline with ethanol—a renewable fuel derived mainly from sugarcane and other biomass—India can lower crude oil imports and preserve foreign‑exchange reserves. The expanded refining network further insulates the market by processing more domestic crude and feedstock, lessening the impact of global supply cuts.

The strategy aligns with broader energy priorities that now treat biofuels, renewable power and green hydrogen as national security assets rather than purely environmental initiatives. As the West Asia conflict continues to unsettle oil supplies, India’s dual approach of boosting biofuel use and domestic refining capacity could stabilize fuel prices and safeguard the economy.

What to watch next: Implementation timelines for the 25% ethanol blend, performance data from the Barmer refinery, and policy adjustments that balance vehicle standards with biofuel expansion.