New Oil Minister S Jaipal Reddy on Thursday ruled out any increase in diesel prices, even though oil companies are losing Seven rupees per litre on sales of the transportfuel. He also indicated that there will be no rollback of the price hikes in petrol. Mr Reddy was talking to reporters after taking charge of the new ministry. He said, three state-owned fuel retailers are expected to lose 72,000 crore rupees in revenue this fiscal on account of subsidised fuel sales. Mr Reddy said, his ministry will press for a reduction in customs on crude oil and excise duty on diesel, as was proposed by his predecessor, Murli Deora.