is hsn compulsory in gstr 9?
GSTR 9 requires HSN which was not required while filing GSTR 3B: In the Annual Return Form GSTR- 9, HSN of inward supplies is needed although it was not needed while filing monthly GSTR 3B. The HSN summary is mandatory to be reported only for those HSN which accounts for the minimum 10% of the total inward supplies.