RGST formally known as VAT, news relating approval from both houses of Majlis e Shrua are heard but at the same time govt is facing strong opposition even from their coalition partners and criticism inside and outside the NA. What exactly it is and what will be its merits and de-merits on our economy? What will be it's affects on a common man as is said that GST will be lowered to 15% from 17% and the tax will be imposed on high paid salary persons and some merchants? What exactly this RGST is?