2018 Petrol Price Revision - Petrol and diesel prices were cut marginally for the second straight day, after 16 consecutive hikes.

With effect from 6 am on Thursday May 31,2018, petrol prices were at Rs. 78.35 per litre in Delhi, Rs. 80.98 per litre in Kolkata, Rs. 86.16 per litre in Mumbai and Rs. 81.35 per litre in Chennai, according to Indian Oil. Diesel prices were at Rs. 69.25 a litre, Rs. 71.8 a litre, Rs. 73.73 a litre and Rs. 73.12 a litre respectively.

	Petrol price (in Rs. per litre)			Diesel price (in Rs. per litre)
	31-May	30-May	30-Apr	31-May	30-May	30-Apr
Delhi	78.35	78.42	74.63	69.25	69.3	65.93
Kolkata	80.98	81.05	77.32	71.8	71.85	68.63
Mumbai	86.16	86.23	82.48	73.73	73.78	70.2
Chennai	81.35	81.42	77.43	73.12	73.17	69.56
(Source: iocl.com)