The Bai Hirabai Jamsetji Tata Navsari Charitable Institution has decided to adopt proceedings before the appropriate authority to amend restrictive clauses, including the prohibition on non-Zoroastrians from being trustees, in its eligibility criteria for being a trustee, Tata Trusts said. This comes days after Mehli Mistry opposed the appointments of Venu Srinivasan and Vijay Singh to its board.