13 Mar 25 Optional Upload of B2B invoices, Dr/Cr notes for February under QRMP scheme.

13 Mar 25 Monthly Return by Non-resident taxable person for February.

13 Mar 25 Monthly Return of Input Service Distributor for February.

15 Mar 25 ESI payment for February.

15 Mar 25 E-Payment of PF for February.

15 Mar 25 Payment of balance Advance Income Tax by ALL.

15 Mar 25 Details of Deposit of TDS/TCS of February by book entry by an office of the Government.

17 Mar 25 Issue of TDS Certificate u/s 194-IA for TDS deducted on Purchase of Property in January.

17 Mar 25 Issue of TDS Certificate for tax deducted on rent above 50,000 pm by certain individuals/HUF under Section 194-IB where lease has terminated in January.

17 Mar 25 Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in January.

17 Mar 25 Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in January.

20 Mar 25 Monthly Return by persons outside India providing online information and data base access or retrieval services, for February.

20 Mar 25 Add/amend particulars (other than GSTIN) in GSTR-1 of February. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B.

20 Mar 25 Summary Return cum Payment of Tax for February by Monthly filers. (other than QRMP).

25 Mar 25 Deposit of GST of February under QRMP scheme.

28 Mar 25 Return by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them, for February .

30 Mar 25 Deposit of TDS on payment made for purchase of property in February.

30 Mar 25 Deposit of TDS u/s 194-IB @ 5% on total payment of Rent more than 50,000 pm by individual or HUF (not liable to tax audit) during FY 24-25, where lease has terminated in February (Else TDS is to be deposited on annual basis by 30 April of next year.)

30 Mar 25 Deposit of TDS u/s 194M for February.

30 Mar 25 Deposit of TDS on Virtual Digital Assets u/s 194S for February.

31 Mar 25 Standalone Annual Report on Corporate Social Responsibility by Companies to whom CSR is applicable for FY 23-24.

31 Mar 25 Quarter 4 – Board Meeting of All Companies

31 Mar 25 Opt for Composition scheme for FY 2025-26. Existing ones are not required to apply again.

31 Mar 25 Online Application for Letter of Undertaking (LUT) for Exports & Supplies to SEZ without payment of tax in FY 2025-26.

31 Mar 25 For FY 25-26, GTA can change from Forward Charge mechanism to RCM or vice-versa by e-filing necessary declaration.

31 Mar 25 File GSTR-9C for FY 17-18 to 22-23, to avail waiver of late fee from the date of filing of GSTR-9 for the relevant year.

31 Mar 25 Registration as Input Service Distributor (ISD) is mandatory where taxable person has branches in different states and receives common input tax credit at HO.

31 Mar 25 Payment of balance Advance Income Tax by ALL to save interest u/s 234B.

31 Mar 25 Payment of life insurance premium, deposit of PPF etc. for saving tax of FY 24-25 under old regime.

31 Mar 25 Uploading of Statement of foreign income offered to tax and tax deducted or paid on such income in previous year 2023-24, to claim foreign tax credit if ITR furnished within the time specified under section 139(1) or section 139(4).

31 Mar 25 Pay Outstanding dues of Micro & Small Enterprises of FY 24-25 to avoid disallowance u/s 43B. No Relief of payment till due date of ITR.

31 Mar 25 Relief from interest and penalties for non-fraudulent GST demand notices issued u/s 73 if full tax amount is paid by March 31, 2025. Applicable for FY 2017-18, 2018-19 & 2019-20.

31 Mar 25 Updated ITR for AY 2023-24 with 25% of aggregate tax and interest payable.

31 Mar 25 Calculation of Aggregate Turnover of F.Y. 24-25 for various compliances related to F.Y. 25-26 like for QRMP scheme, Composition scheme, E-invoice applicability etc.

31 Mar 25 Updated ITR for AY 2022-23 with 50% of aggregate tax and interest payable.

31 Mar 25 File Correction statements of FY 2007-08 to 2018-19, as wef 1 April, 2025, it is not allowed beyond 6 years from end of financial year in which due date falls.