Economy Prime Minister rules out single rate under GST, says Mercedes and milk cannot have same tax Updated : July 02, 2018 06:49 AM IST GST is an evolving system which is calibrated based on feedback from state governments, trades and other stakeholders. 48 lakh new enterprises have registered since the launch of the GST on July 1, 2017. The GST, he said, has seen Indian cooperative federalism at its best.