The Chirimiri Area Operation is operated by South Eastern Coalfields Limited (SECL), a wholly owned subsidiary of Coal India Limited (CIL), which is a state-owned coal mining company.
The coal mines, which are nationalized in 1971 and 1973 were put under administrative control of CIL in 1975. CIL operates under the guidance of the Ministry of Coal, Government of India.
The Chirimiri (Bartunga Hill) UG mine has been under the MDO (Mine Developer and Operator) mode since 25.01.2024, following the issuance of the LOI for Bartunga Hill UG to L1 bidder on 25.01.2024.

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