| 07/06/2025 | Income Tax | Challan No. ITNS-281 | Payment of TDS/TCS of May. In case of government offices where TDS/TCS is paid by book entry, same shall be paid on the same day on which tax is deducted or collected. |
| 07/06/2025 | Income Tax | Form 27C | Seller to upload declarations received in May, from buyers for non-deduction of TCS. |
| 07/06/2025 | FEMA | ECB-2 | Return of External Commercial Borrowings for May. |
| 10/06/2025 | Goods and Services Tax | GSTR-7 | Monthly Return by Tax Deductors for May. |
| 10/06/2025 | Goods and Services Tax | GSTR-8 | Monthly Return by e-commerce operators for May. |
| 11/06/2025 | Goods and Services Tax | GSTR-1 | Monthly Return of Outward Supplies for May. |
| 13/06/2025 | Goods and Services Tax | GSTR-5 | Monthly Return by Non-resident taxable person for May. |
| 13/06/2025 | Goods and Services Tax | GSTR-6 | Monthly Return of Input Service Distributor for May. |
| 13/06/2025 | Goods and Services Tax | IFF | Optional Upload of B2B invoices, Dr/Cr notes for May under QRMP scheme. |
| 14/06/2025 | Income Tax | Form 16B | Issue of TDS Certificate for tax deducted u/s 194-IA on payment made for purchase of property in April. |
| 14/06/2025 | 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 April. |
| 14/06/2025 | Income Tax | Form 16D | Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in April. |
| 14/06/2025 | Income Tax | Form 16E | Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in April. |
| 14/06/2025 | – | – | Free update of Aadhar. Update and upload your Proof of Identity & Proof of Address documents. |
| 15/06/2025 | Provident Fund | Electronic Challan cum Return (ECR) | E-Payment of PF for May. |
| 15/06/2025 | ESI | ESI Challan | Payment of ESI for May |
| 15/06/2025 | Income Tax | Challan No.280 | Deposit of First Instalment of Advance Tax (15%) by all assessees (other than 44AD & 44ADA cases). |
| 15/06/2025 | Income Tax | Form 16 & 12BA | Issue of Salary TDS Certificates for FY 24-25. |
| 15/06/2025 | Income Tax | Form 16A | Issue of other TDS Certificates for Q4 of FY 24-25. |
| 15/06/2025 | Income Tax | Form 24G | Details of Deposit of TDS/TCS of May by book entry by an office of the Government. |
| 20/06/2025 | Goods and Services Tax | GSTR-5A | Monthly Return by persons outside India providing online information and database access or retrieval services, for May. |
| 20/06/2025 | Goods and Services Tax | GSTR-3B | Summary Return cum Payment of Tax for May by Monthly filers. (other than QRMP). |
| 25/06/2025 | Goods and Services Tax | PMT-06 | Deposit of GST of May under QRMP scheme. |
| 29/06/2025 | Companies Act | NDH-1 | Return of Statutory Compliances within 90 days from the close of the first financial year after its incorporation and where applicable, the second financial year. |
| 30/06/2025 | Goods and Services Tax | GSTR-11 | Return for May by persons with Unique Identification Number (UIN) like embassies etc to get refund under GST for goods and services purchased by them. |
| 30/06/2025 | Companies Act | – | All private companies (other than OPC and small companies) to dematerialize their existing shares, debentures and other securities and ensure that any future issuance or transfer of securities is in Demat form only. |
| 30/06/2025 | Companies Act | DPT3 | Annual Return of Deposits by Companies other than NBFCs for FY 24-25. |
| 30/06/2025 | Companies Act | MBP-1 | Director’s Disclosure of Interest and Non-disqualification by Companies. Discloses Director’s interest in the Companies, Firms, Body Corporates and Association of Individuals. |
| 30/06/2025 | Companies Act | DIR-8 | Yearly Disclosure of Non-Disqualification by Directors. |
| 30/06/2025 | Companies Act | – | Holding of Board Meeting by Companies for Q1. |
| 30/06/2025 | DGFT | Annual RoDTEP Return | Annual RoDTEP Return (ARR) for FY 2023-24. Google record extended to 30.09.2025 with ₹10,000 late fee. Mandatory if total RoDTEP claim exceeds ₹1 crore. |
| 30/06/2025 | Equalisation Levy | Form 1 | Efiling of Annual Statement of Equalisation Levy for FY 24-25. (Google Tax on Digital Ads for foreign service providers) |
| 30/06/2025 | Foreign Trade Policy | – | Online annual updation of IEC details. If no changes, confirm online. Else IEC will be deactivated. |
| 30/06/2025 | Goods and Services Tax | GSTR-4 | Summary of Outward & Inward supplies for FY 24-25 by Composition taxpayer. |
| 30/06/2025 | Goods and Services Tax | GST SPL-01/ GST SPL-02 | File application for waiver of interest/late fees for GST demand notices u/s 73 if full tax paid by 31 Mar 2025. For FY 17-18 to 19-20. |
| 30/06/2025 | Income Tax | Form 26QAA | Quarterly return of TDS u/s 194M by individuals or HUF not carrying out business or profession. |
| 30/06/2025 | Income Tax | Form 26QB | Deposit of TDS u/s 194-IA on sale of property and issue of TDS certificate on interest on deposit for Jan–Mar quarter. |
