ISLAMABAD: The Oil and Gas Regulatory Authority (OGRA) has sent the summary seeking an increase in prices to the Ministry of Petroleum. The summary seeks an Rs2.79 per litre increase in the price of petrol and an Rs4.50 increase in diesel. An increase of Rs4.90 has been recommended for Kerosene Oil and Rs3.90 for light diesel. The price of petroleum products are expected to increased on August in light of the increase in the international market and rate of the dollar.