Since June 16, 2017, petrol prices in India get revised everyday 6 am in the morning. Before this, petrol prices used to change on a fortnightly basis. Then, a change in petrol rates could occur on the first and 16th day of the month. The aim behind the introduction of the change was that the switch would help dealers earn the benefits of minute changes on the global scale.
Here is the city wise breakdown of petrol prices as of 9 March 2019