Tata Trusts' trustees Mehli Mistry, Darius Khambata, Jehangir HC Jehangir and Pramit Jhaveri are attempting to function as a "super board" by undermining Ratan Tata's successor Noel Tata, CNBC-TV18 reported. "The government cannot be a silent spectator to coup attempt by four trustees," a source said. They aim to independently approve Tata Sons' independent directors and vet board meeting minutes.