Relevant Provisions :
Section 35(5): Every registered person whose turnover during a financial year exceeds the prescribed limit shall get his accounts audited by a chartered accountant or a cost accountant and shall submit a copy of the audited annual accounts, the reconciliation statement under sub-section (2) of section 44 and such other documents in such form and manner as may be prescribed.
Section 44(2): Every registered person who is required to get his accounts audited in accordance with the provisions of sub-section (5) of section 35 shall furnish,electronically, the annual return under sub-section (1) along with a copy of the audited annual accounts and a reconciliation statement, reconciling the value of supplies declared in the return furnished for the financial year with the audited annual financial statement, and such other particulars as may be prescribed.
Rule 80(3): Every registered person whose aggregate turnover during a financial year exceeds two crore rupees shall get his accounts audited as specified under sub-section (5) of section 35 and he shall furnish a copy of audited annual accounts and a reconciliation statement, duly certified, in FORM GSTR-9C, electronically through the common portal either directly or through a Facilitation Centre notified by the Commissioner.