New Delhi, Sept. 17 -- Petrol, Diesel, CNG Prices Today, September 17, 2026: Petrol and diesel prices remained unchanged across major Indian cities on Thursday, September 17. Oil marketing companies (OMCs) revise petrol and diesel prices daily, with the latest rates applicable from 6 am.

Meanwhile, the government has reduced the windfall tax imposed on exports of petrol, diesel and aviation turbine fuel (ATF), with the revised rates taking effect immediately, according to a government order issued on Wednesday.

The duty on diesel exports has been reduced to Rs.20 per litre from Rs.25 per litre. The levy on petrol exports has been cut to Rs.0.50 per litre from Rs.1.50 per litre, while the windfall tax on ATF exports has been lowered to R...