Petrol price today was raised by 89 paise per litre, the sixth increase in rates since September, and diesel by 86 paise a litre, the third increase in a month. The price hike was announced by Indian Oil Corp and is excluding local sales tax or VAT and will be effective from midnight tonight.Petrol in Delhi will cost 67 rupees 62 paise a litre, while diesel will cost 56 rupees 41 pasie a litre from midnight tonight.