Pradeep Goyal Vs Union of India (Supreme Court of India) Supreme Court held that In view of the implementation of the GST and as per Article 279A of the Constitution of India, the GST Council is empowered to make recommendations to the States on any matter relating to GST. The GST Council can also issue advisories to the respective States for implementation of the DIN system, which shall be in the larger public interest and which may bring in transparency and accountability in the indirect tax administration.
Source Taxguru
