| 02/03/2026 | Income Tax | Form 26QB | Deposit of TDS u/s 194-IA on payment made for purchase of property in January. |
| 02/03/2026 | Income Tax | Form 26QC | 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 25-26, where lease has terminated in January (Else TDS is to be deposited on annual basis by 30 April of next year.) |
| 02/03/2026 | Income Tax | Form 26QD | Deposit of TDS on certain payments made by individual/HUF u/s 194M for January. |
| 02/03/2026 | Income Tax | Form 26QE | Deposit of TDS on transfer of virtual digital asset u/s 194S, by an exchange, for January. |
| 07/03/2026 | Income Tax | 27C | e-Filing of Declaration received by seller in February from buyer for obtaining goods without collection of tax (TCS). |
| 07/03/2026 | Income Tax | Challan No. ITNS-281 | Payment of TDS/TCS deducted/collected in February. |
| 07/03/2026 | FEMA | ECB-2 | Return of External Commercial Borrowings for February. |
| 10/03/2026 | Goods and Services Tax | GSTR-7 | Monthly Return by Tax Deductors for February. |
| 10/03/2026 | Goods and Services Tax | GSTR-8 | Monthly Return by e-commerce operators for February. |
| 11/03/2026 | Goods and Services Tax | GSTR-1 | "Monthly Return of Outward Supplies for February. " |
| 13/03/2026 | Goods and Services Tax | IFF | Optional Upload of B2B invoices, Dr/Cr notes for February under QRMP scheme. |
| 13/03/2026 | Goods and Services Tax | GSTR-5 | Monthly Return by Non-resident taxable person for February. |
| 13/03/2026 | Goods and Services Tax | GSTR-6 | Monthly Return of Input Service Distributor for February. |
| 15/03/2026 | ESI | ESI Challan | ESI payment for February. |
| 15/03/2026 | Provident Fund | Electronic Challan cum Return (ECR) | E-Payment of PF for February. |
| 15/03/2026 | Income Tax | Challan No.280 | Payment of balance Advance Income Tax by ALL including assessees covered under presumptive scheme of section 44AD / section 44ADA. Resident senior citizens not having business/profession income are exempt from paying advance tax. |
| 15/03/2026 | Income Tax | Form 24G | Details of Deposit of TDS/TCS of February by book entry by an office of the Government. |
| 17/03/2026 | Income Tax | Form 16B | Issue of TDS Certificate u/s 194-IA for TDS deducted on Purchase of Property in January. |
| 17/03/2026 | Income Tax | Form 16C | 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. |
| 17/03/2026 | Income Tax | Form 16D | Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in January. |
| 17/03/2026 | Income Tax | Form 16E | Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in January. |
| 20/03/2026 | Goods and Services Tax | GSTR-5A | Monthly Return by persons outside India providing online information and data base access or retrieval services, for February. |
| 20/03/2026 | Goods and Services Tax | GSTR-1A | 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. |
| 20/03/2026 | Goods and Services Tax | GSTR-3B | Summary Return cum Payment of Tax for February by Monthly filers. (other than QRMP). |
| 25/03/2026 | Goods and Services Tax | PMT-06 | Deposit of GST of February under QRMP scheme. |
| 28/03/2026 | Goods and Services Tax | GSTR-11 | 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 . |
| 30/03/2026 | Income Tax | Form 26QB | Deposit of TDS on payment made for purchase of property in February. |
| 30/03/2026 | Income Tax | Form 26QC | 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 25-26 where lease has terminated in February (Else TDS is to be deposited on annual basis by 30 April of next year.) |
| 30/03/2026 | Income Tax | Form 26QD | Deposit of TDS u/s 194M for February. |
| 30/03/2026 | Income Tax | Form 26QE | Deposit of TDS on Virtual Digital Assets u/s 194S for February. |
| 31/03/2026 | ICAI Act | CPE Hours | Complete CPE Hours for Calendar year 2025. Update Unstructured CPE hours details like reading of ICAI journal at https://cpeapp.icai.org. |
| 31/03/2026 | Goods and Services Tax | GST CMP-02 | Opt for Composition scheme for FY 2026-27. Existing ones are not required to apply again. |
| 31/03/2026 | Goods and Services Tax | GST RFD-11 | Online Application for Letter of Undertaking (LUT) for Exports & Supplies to SEZ without payment of tax in FY 2026-27. |
| 31/03/2026 | Goods and Services Tax | Annexure V /VI | For FY 26-27, GTA can change from Forward Charge mechanism to RCM or vice-versa by e-filing necessary declaration. |
| 31/03/2026 | Goods and Services Tax | - | Calculation of Aggregate Turnover of F.Y. 25-26 for various compliances related to F.Y. 26-27 like for QRMP scheme, Composition scheme, E-invoice applicability etc. |
| 31/03/2026 | Goods and Services Tax | Challan No.280 | Payment of balance Advance Income Tax by ALL to save interest u/s 234B. |
| 31/03/2026 | Income Tax | - | Payment of life insurance premium, deposit of PPF etc. for saving tax of FY 25-26 under old regime. |
| 31/03/2026 | Income Tax | Form 67 | Uploading of Statement of foreign income offered to tax and tax deducted or paid on such income in previous year 2024-25, to claim foreign tax credit if ITR furnished within the time specified under section 139(1) or section 139(4). |
| 31/03/2026 | Income Tax | - | Pay Outstanding dues of Micro & Small Enterprises of FY 25-26 to avoid disallowance u/s 43B. No Relief of payment till due date of ITR. |
| 31/03/2026 | Income Tax | ITR-1 to 7 | Updated ITR for AY 2023-24 with 50% of aggregate tax and interest payable. |
| 31/03/2026 | Income Tax | ITR-1 to 7 | Updated ITR for AY 2024-25 with 25% of aggregate tax and interest payable. |
| 31/03/2026 | Income Tax | 24Q, 26Q, 27Q, 27EQ | "File Correction statements of FY 2018-19: Quarter 4 only, FY 2019-20 to FY 2022-23: All quarters and FY 2023-24: Quarters 1 to 3." |
| 31/03/2026 | ICAI Act | CPE Hours | Complete CPE Hours for Calendar year 2025. Update Unstructured CPE hours details like reading of ICAI journal at https://cpeapp.icai.org. |
| 31/03/2026 | Companies Act | - | Quarter 4 – Board Meeting of All Companies |