Form GSTR-9 requires consolidated annual reporting of supplies, purchases, ITC, reconciliations and audit details. Form GSTR-9 sets out the annual return format requiring consolidated reporting of inter State, intra State and import transactions with taxable values, tax rates and credits (IGST/CGST/SGST); schedules for purchases where ITC was or was not availed; sales and purchase returns; other expenditure and income; reconciliation with audited accounts for IGST, CGST and SGST (tax paid, tax payable, differences, interest, penalties); and sections for arrears, refunds, statutory audit details, profit figures and an authorised declaration, to be furnished by 31 December following the financial year.