CCL
About Company
Central Coalfields Limited (CCL) is a subsidiary of Coal India Limited (CIL), an undertaking of the Government of India. CCL was established in 1956 as National Coal Development Corporation Limited and is a Category-I Mini Ratna company since October 2007.[4][5] CCL manages the nationalized coal mines of the Coal Mines Authority, Central division. CCL is headquartered at Darbhanga House, Ranchi, Jharkhand.