CBI has booked former employees of Tata Group's Tata Consulting Engineers (TCE) and Mumbai's Jawaharlal Nehru Port Trust (JNPT) in a ₹800-crore corruption and cheating scam that allegedly took place at India's largest container port. CBI uncovered inflated estimates and favouritism towards international bidders. The scam pertains to dredging, the removal of mud from bottom of a body of water.