Aggregate Turnover does not include taxes ( CGST, SGST, UTGST, IGST and Cess ).
According to the Provision of Section 2(6) of the CGST Act 2017 , " Aggregate Turnover" means the aggregate value of all taxable supply ( excluding the value of inward supply on which tax is payable by a person on reverse charge basis ) , Exempt Supply, Export of goods or services or both and Inter State Supply of persons having the same PAN to be computed on all India basis but excludes CGST, SGST, UTGST, IGST and Cess.
Hence while computing Aggregate Turnover , you have to exclude the tax portion.
As per the Provision of Section 35(5) of the CGST Act 2017 read with Rule 80(3) of the CGST Rules 2017, GST AUDIT is required to be done by a Chartered Accountant or a Cost and Management Accountant when the "AGGREGATE TURNOVER" of the Registered Person exceeds Rs. 2 crore.
The word used in the above said Provision is "AGGREGATE TURNOVER".
Therefore, you are not required to comply with the Provision of Section 35(5) of the CGST Act 2017 i.e. "GST AUDIT".
The DUE DATE for furnishing of Annual Return in the FORM GSTR-9 / FORM GSTR-9A and Reconciliation Statement and Audit Report in FORM GSTR-9C for the financial year 2017-18 has been extended from 31st August, 2019 to 30th NOVEMBER, 2019.
REMOVAL OF DIFFICULTY ORDER No. 07/2019-CT dated 26.08.2019, issued by the CBIC Department.
Hence, the latest Due Date to file ANNUAL RETURN ( GSTR-9 and GSTR-9A ) and Reconciliation Statement and Audit Report ( GSTR-9C ) is 30.11.2019.