Central Coalfields Limited (CCL) is a subsidiary of Coal India Limited

Coal India Limited

Coal India Limited is an Indian state-controlled coal company headquartered in Kolkata, West Bengal, India and the world's largest coal miner with revenue exceeding 60,245 Crore . It was formerly owned entirely by the Union Government of India, under the administrative control of the Ministry of...

 (CIL), an undertaking of the Government of India

Government of India

The Government of India, officially known as the Union Government, and also known as the Central Government, was established by the Constitution of India, and is the governing authority of the union of 28 states and seven union territories, collectively called the Republic of India...

. CCL manages the nationalized coal mines of the Coal Mines Authority, Central division. The registered and corporate office is at Darbhanga House, Ranchi

Ranchi

-Climate:Ranchi has a humid subtropical climate. However, due to its position and the forests around the city, it is known for its pleasant climate. Its climate is the primary reason why Ranchi was once the summer capital of the undivided State of Bihar...

, Jharkhand

Jharkhand

Jharkhand is a state in eastern India. It was carved out of the southern part of Bihar on 15 November 2000. Jharkhand shares its border with the states of Bihar to the north, Uttar Pradesh and Chhattisgarh to the west, Orissa to the south, and West Bengal to the east...

.

It presently has 63 mines (26 underground, 37 open cast

Open-pit mining

Open-pit mining or opencast mining refers to a method of extracting rock or minerals from the earth by their removal from an open pit or borrow....

) in areas of East Bokaro

East Bokaro Coalfield

East Bokaro Coalfield is located in Hazaribagh district in the Indian state of Jharkhand.-Overview:In 1917, L.S.S.O’Malley described the coalfields in the upper reaches of the Damodar as follows: “Near the western boundary of Jharia field is that of Bokaro, covering , with an estimated content of...

, West Bokaro

West Bokaro Coalfield

West Bokaro Coalfield is located in Hazaribagh district in the Indian state of Jharkhand.-Overview:In 1917, L.S.S.O’Malley described the coalfields in the upper reaches of the Damodar as follows: "Near the western boundary of Jharia field is that of Bokaro, covering" , "with an estimated content...

, North Karanpur

North Karanpura Coalfield

North Karanpura Coalfield is located in Hazaribagh, Ramgarh and Chatra districts in the Indian state of Jharkhand. The coalfield spreads over to Palamu district.-Overview:...

, South Karanpur

South Karanpura Coalfield

South Karanpura Coalfield is located in Ramgarh district in the Indian state of Jharkhand.-Overview:In 1917, L.S.S.O’Malley described the coalfields in the upper reaches of the Damodar as follows: "Near the western boundary of Jharia field is that of Bokaro, covering , with an estimated content of...

, Ramgarh

Ramgarh Coalfield

Ramgarh Coalfield are located in Ramgarh district in the Indian state of Jharkhand.-Overview:In 1917, L.S.S.O’Malley described the coalfields in the upper reaches of the Damodar as follows: “Near the western boundary of Jharia field is that of Bokaro, covering , with an estimated content of 1,500...

 and Giridih

Giridih

Giridih is headquarters of the Giridih district of Jharkhand state, India. The literal meaning of Giridih is the land of hills & hillocks - giri, a Hindi word, means hills and dih, another word of the local dialect, indicates upland...

. Their facilities include seven coal preparation plant

Coal preparation plant

A coal preparation plant is a facility that washes coal of soil and rock, preparing it for transport to market. A CPP may also be called a "coal handling and preparation plant" , "prep plant," "tipple," or "wash plant"....

s, three for non-coking coal and four for medium coking coal. They earned their Mini Ratna status in 2007.