An imperfect GST to debut on 1 July; PM Modi should ensure implementation makes it truly transformational

So at the stroke of the midnight hour on 30 June, a gong is reportedly going to be struck to signal the rollout of the goods and services tax (GST) regime. Even the most unimaginable wild card cannot now stop the beginning of what could be the biggest tax reform in Indian history on 1 July. But will this be more disruptive than if implementation gets deferred to 1 September? Or by a year, or whate…