| January | Sl. No | Particulars | Due Date |
| Direct Tax | 1 | Deposit of TDS & TCS for December 2020 | 07 January 2021 |
| 2 | Extended due date for filing return of income for the PY 2019-20 for all non-corporate assessee (ie, Individuals, HUF, AOP, BOI, Partnership) (a)whose books of accounts are not required to be audited or (b) who is not required to furnish a report under section 92E or (c) who is not a working partner of a firm whose accounts are required to be audited |
10 January 2021 | |
| 3 | Due date for issue of TDS Certificate for tax deducted under Section 194-IA & 194-IB in the month of November,2020 | 14 January 2021 | |
| 4 | Extended due date for furnishing of various audit reports including tax audit report and report in respect of international/specified domestic transaction for the AY 2020-21 | 15 January 2021 | |
| 5 | Furnishing of challan-cum-statement in respect of tax deducted u/s 194-IA & 194-IB in month of December, 2020 | 30 January 2021 | |
| 6 | Quarterly statement of TDS for the quarter ending December 31, 2020 | 31 January 2021 | |
| 7 | Furnishing of declaration to opt for Vivad se Vishwas Scheme | 31 January 2021 | |
| Indirect Tax | 8 | GSTR 1 for the month of December 2020 (Turnover exceeding Rs. 1.50 Cr or opted to file monthly Return) | 11 January 2021 |
| 9 | GSTR 1 for the quarter ending on December 2020(Turnover not exceeding Rs. 1.50 Cr and opted to file quarterly Return) | 13 January 2021 | |
| 10 | CMP-08 (by composition dealers) for the quarter ending December 2020 | 18 January 2021 | |
| 11 | GSTR 3B for the month of December 2020 (if aggregate turnover more than Rs.5 Crores in preceding FY) | 20 January 2021 | |
| 12 | GSTR 3B for the month of December 2020 (if aggregate turnover up to Rs.5 Crores in preceding FY) | 22 January 2021 | |
| Others | 13 | ESI & EPF contribution for the month of December 2020 | 15 January 2021 |
| 14 | Filing of Annual Accounts of companies(Form AOC-4) if AGM held on 31st December,2020 | 29 January 2021 |
