At the Commodity Derivatives Advisory Committee (CDAC) meeting chaired by Sebi chief Madhabi Puri Buch early this week, stock exchanges were directed to submit proposals aligned with contract specifications agreed upon by the market regulator Sebi and Central Electricity Regulatory Commission (CERC), said people aware of the development. At the Commodity Derivatives Advisory Committee (CDAC) meeting chaired by Sebi chief Madhabi Puri Buch early this week, stock exchanges were directed to submit proposals aligned with contract specifications agreed upon by the market regulator Sebi and Central Electricity Regulatory Commission (CERC), said people aware of the development. Economic Times