31st December was the last date for filing GSTR 9 and GSTR 9C for FY 2021-22. There was a concern in the article that we would primarily comment on the applicability of GSTR 9 and 9C and key prerequisites. For FY 2021-22, the following article explains mandatory fields that were optional for previous financial years for GSTR 9 and 9C annual returns. Taxpayers can easily set up the mandatory tables database by using these tips and applicability. https://blogs.compliancecalendar.in/mandatory-fields-for-e-filing-gstr-9-and-9c-in-fy-202122-5695