The CBI has already interrogated both the brothers in Coalgate scam. Satish’s firm has bagged a huge mining contract to the tune of Rs 2,300 crore at Pakri-Barwadih in Jharkhand’s Hazaribagh district.
A preliminary enquiry had been registered earlier and the investigating agency has also sought a report from the chief vigilance officer of the NTPC.
CBI Director Ranjeet Sinha said that the agency would take appropriate action as and when required.