Ever since the domestic prices of the two automobile fuels were increased on August 31-September 1, the international prices of crude have come down from $29.57 to $26.08 a barrel.
The decline is expected to reflected in the next price revision of domestic petrol and diesel by month-end.
International crude oil market continues to remain soft in expectations that the forthcoming meeting of OPEC will leave the output levels unchanged for now despite concerns within the cartel that surplus supplies could soon weaken the market.
OPEC has seen oil prices ease this month to four-month lows. Prices for an index of crudes are still close to the middle of OPEC