evidence: NEW DELHI: With the Goods and Services Tax (GST) completing four years of implementation, finance minister Nirmala Sitharaman on Thursday said that the taxpayer base has almost doubled during that period from 66.25 lakh to 1.28 crore. [...] Expressing satisfaction on overcoming most of the GST implementation challenges, including two waves of the Covid-19 pandemic, the minister also thanked taxpayers for their support in making GST a reality. [...] More than 88 per cent of these taxpayers are from micro, small and medium enterprises.