Now a year old, the Goods and Services Tax Network (GSTN) portal has drawn both praise and criticism.
Made operational on November 8 last year, it had covered all the states by March 2017 in terms of registration and given out provisional identifications to taxpayers, much before the GST rollout in July, say officials.
However, tax filers had to face a number of issues with the portal. The system crashed a couple of times in September, which led to the setting up of a group of ministers (GoM) to examine why and what to do, led by Bihar finance minister

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