CIL operates through eight subsidiaries, namely Eastern Coalfields Ltd, Bharat Coking Coal Ltd, Central Coalfields Ltd, Western Coalfields Ltd, South Eastern Coalfields Ltd, Northern Coalfields Ltd, Mahanadi Coalfields Ltd and Central Mine Planning & Design Institute Ltd.
BCCL and Central Mine Planning & Design Institute Ltd are set to be listed on stock exchanges by March 2026, with all preparations completed, sources said.