E20 petrol with minimum RON 95 becomes mandatory across India starting April 1, 2026.

E20 petrol will become the standard fuel sold at pumps across India from April 1, 2026.The central government has made it mandatory for oil companies to supply E20 petrol nationwide. This petrol contains up to 20% ethanol blended with regular petrol. It must meet Bureau of Indian Standards specifications. The fuel requires a minimum Research Octane Number (RON) of 95.

The Ministry of Petroleum and Natural Gas issued the notification on February 17, 2026. Oil marketing companies must follow this rule in all states and Union Territories. The move aims to support India’s ethanol blending programme.E20 petrol has been rolled out in phases earlier. Vehicles made from 2023 onwards are designed to run on E20 fuel. The new mandate makes E20 the default petrol available at fuel stations.

E20 Petrol Key Specifications

The blend includes up to 20% ethanol. Ethanol comes from sources like sugarcane and grains. This higher octane rating helps improve engine performance in compatible vehicles. The minimum RON of 95 ensures better resistance to engine knocking.No exemptions apply in general. Limited flexibility may exist for certain regions or short periods in exceptional cases. Oil companies must comply fully with the directive.

Drivers should expect E20 petrol at all petrol pumps from April 1, 2026. Most modern vehicles handle the blend well. Older vehicles may need checks for compatibility to avoid issues.The change supports reduced crude oil imports. It also helps lower vehicle emissions. Farmers benefit from higher demand for ethanol crops.No official statement quote is available in the provided details. Users can check with fuel stations or vehicle makers for specific advice on E20 petrol use.This mandate marks a key step in India’s clean energy efforts. Petrol pumps will shift to the new standard fuel starting the specified date(01/04/2026).

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