Oil Marketing Companies (OMCs) increased the prices of petrol and diesel on Monday across four metros of the country. Fuel prices were also raised on Sunday. According to daily price notification issued by state-owned oil firms, petrol is selling at a price of Rs. 77.91 per litre in Delhi, Rs. 85.33 per litre in Mumbai, Rs.80.84 per litre in Kolkata and Rs. 80.94 per litre in Chennai today. The Centre currently levies a total of Rs. 19.48 per litre of excise duty on petrol and Rs. 15.33 per litre on diesel.