Coal deposits are mainly confined to eastern and south central parts of India. The states of Jharkhand, Odisha, Chhattisgarh, West Bengal, Madhya Pradesh, Telangana and Maharashtra account for 98.58 % of the total coal reserves in the country. The State of Jharkhand had the maximum share (26.29%) in the overall reserves of coal followed by the State of Odisha (24.58%).

The total estimated coal resources in the country is 319.02 billion tonnes as per The inventory of Geological Resources of Indian Coal (as on 01.04.2018), prepared by the Geological Survey of India.

As on Coal Reserves (BT)
31 march, 2013 298.91
31 March, 2014 301.56
31 March, 2015 306.60
31 March, 2016 308.80
31 March, 2017 315.15
31 March, 2018 319.02