As per Press Note issued by Ministry of Finance, Department of Revenue, dated 28th February 2021, the due date for filing Annual Return ( FORM GSTR-9 ) and Reconciliation Statement and Audit Report ( FORM GSTR-9C ) has been extended to "31st MARCH 2021" from earlier 28th February 2021.
You can access the Press Note from the official Twitter handle of Central Board of Indirect Taxes and Customs ( CBIC ).