Official lab assessments under Bureau of Indian Standards code IS 17021 proved that fuel dispensed in Karnataka adheres entirely to federal blending regulations. State-run retailers including Indian Oil, Bharat Petroleum, and Hindustan Petroleum raised procedural concerns regarding an October 2026 testing drive that prompted the blending allegations. Nationally, 893 fuel samples inspected across 27 states and Union territories satisfied all mandated quality requirements. Regulatory guidelines require six one-litre samples divided strictly between dealers, oil firms, and authorized laboratories to maintain a legal chain of custody.
Key points
The central government found no empirical evidence supporting claims of 26 to 31 percent…: The central government found no empirical evidence supporting claims of 26 to 31 percent ethanol blending in Karnataka.
Statutory fuel sampling requires six one-litre samples to be distributed among dealers, o…: Statutory fuel sampling requires six one-litre samples to be distributed among dealers, oil firms, and official testing laboratories.
Quality oversight and ethanol blending levels remain subject to continuous monitoring by…: Quality oversight and ethanol blending levels remain subject to continuous monitoring by the Centre for High Technology.
Sources checked by our analysis pipeline: 1
E20 petrol supplied by the three companies across the country, including Karnataka, conforms to IS 17021
NEW DELHI: The Centre on Saturday rejected claims of excessive ethanol blending in petrol at certain retail outlets in Karnataka, saying all 56 samples tested in the state under a nationwide quality monitoring exercise complied with prescribed E20 specifications.The ministry of petroleum and natural gas (MoPNG) said the three public sector oil marketing companies (OMCs) — Indian Oil Corporation Ltd (IOCL), Bharat Petroleum Corporation Ltd (BPCL) and Hindustan Petroleum Corporation Ltd (HPCL) — had clarified that reports of 26-31 per cent ethanol blending were not supported by tests conducted under prescribed statutory and technical procedures.
According to the ministry, E20 petrol supplied by the three companies across the country, including Karnataka, conforms to IS 17021, the Bureau of Indian Standards specification for ethanol-blended motor gasoline.The ministry said 893 samples collected across 27 states and Union territories were found compliant with the prescribed quality standards. All 56 samples tested in Karnataka also met the specifications, with ethanol content ranging from 19 per cent to 20…
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