Telecom COAI chief Rajan Mathews says its has sought bare minimum regulation from Trai Updated : January 19, 2020 03:50 PM IST Industry body COAI has sought minimum regulation from the telecom regulator to ensure smooth operation of the industry and intervene only when there is a breakdown of the market forces. Trai Act empowers the regulator to have exclusive powers on tariffs and quality of service. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.