The Central Government informed the Supreme Court on Tuesday that India’s 20% ethanol blending (E20) programme remains an ongoing experiment, with its full impact expected to become clear by next year. The statement came amid growing concerns that higher ethanol content in petrol could affect older vehicles and reduce fuel efficiency.
During the hearing, the government defended its ethanol blending policy, arguing that there is no conclusive scientific evidence proving E20 petrol causes mechanical damage to vehicles. It maintained that the initiative is aimed at strengthening India’s energy security, reducing dependence on imported crude oil, supporting farmers, and lowering carbon emissions.
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The government acknowledged that the programme is still being evaluated and said its long-term outcomes will be better understood after additional data becomes available. The remarks were made while responding to concerns raised before the apex court regarding the possible impact of ethanol-blended fuel on vehicle performance and consumer interests.
However, Attorney General R. Venkataramani later clarified that the government’s statement should not be interpreted as a reversal of policy. He told India Today that the 20% ethanol blending target remains a firm policy decision and is unlikely to change. According to him, only the quantity of ethanol supplied to oil marketing companies may fluctuate depending on production levels and market demand.
The clarification comes as the Centre continues to push its ambitious ethanol blending programme, which forms a key part of India’s clean energy transition strategy. Officials believe the initiative will benefit the economy by reducing fuel imports, creating new opportunities for sugarcane farmers, and contributing to environmental sustainability.
While concerns about vehicle compatibility persist, the government reiterated that current evidence does not establish a direct link between E20 fuel and engine damage. It assured the Supreme Court that further studies and monitoring over the coming months would provide a clearer assessment of the policy’s overall impact before wider conclusions are drawn.
