| 07/06/2026 | Income Tax | - | "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." |
| 07/06/2026 | Income Tax | Form 127 (27C) | "Seller to upload declarations received in May, from buyers for non-deduction of TCS. " |
| 07/06/2026 | FEMA | ECB-2 | Return of External Commercial Borrowings for May. |
| 10/06/2026 | Goods and Services Tax | GSTR-7 | Monthly Return by Tax Deductors for May. |
| 10/06/2026 | Goods and Services Tax | GSTR-8 | Monthly Return by e-commerce operators for May. |
| 11/06/2026 | Goods and Services Tax | GSTR-1 | Monthly Return of Outward Supplies for May. |
| 13/06/2026 | Goods and Services Tax | GSTR-5 | Monthly Return by Non-resident taxable person for May. |
| 13/06/2026 | Goods and Services Tax | GSTR-6 | Monthly Return of Input Service Distributor for May. |
| 13/06/2026 | Goods and Services Tax | IFF | Optional Upload of B2B invoices, Dr/Cr notes for May under QRMP scheme. |
| 14/06/2026 | - | - | Free update of Aadhar. Update and upload your Proof of Identity & Proof of Address documents. |
| 14/06/2026 | Income Tax | Form 132 (16B, 16C, 16D, 16E) | Issue of TDS Certificate for tax deducted u/s 194-IA on payment made for purchase of property in April. |
| 14/06/2026 | Income Tax | Form 132 (16B, 16C, 16D, 16E) | 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. |
| 14/06/2026 | Income Tax | Form 132 (16B, 16C, 16D, 16E) | Issue of TDS Certificate for tax deducted u/s 194M on certain payments by individual/HUF in April. |
| 14/06/2026 | Income Tax | Form 132 (16B, 16C, 16D, 16E) | Issue of TDS Certificate for tax deducted u/s 194S on Virtual Digital Assets in April. |
| 15/06/2026 | Provident Fund | Electronic Challan cum Return (ECR) | E-Payment of PF for May. |
| 15/06/2026 | ESI | ESI Challan | Payment of ESI for May |
| 15/06/2026 | Income Tax | Challan No.280 | Deposit of First Instalment of Advance Tax (15%) by all assessees (other than 44AD & 44ADAD cases). |
| 15/06/2026 | Income Tax | Form 16 & 12BA | Issue of Salary TDS Certificates for FY 25-26. |
| 15/06/2026 | Income Tax | Form 16A | Issue of other TDS Certificates for Q4 of FY 25-26. |
| 15/06/2026 | Income Tax | Form 137 (Form 24G) | Details of Deposit of TDS/TCS of May by book entry by an office of the Government. |
| 20/06/2026 | Goods and Services Tax | GSTR-5A | Monthly Return by persons outside India providing online information and data base access or retrieval services, for May. |
| 20/06/2026 | Goods and Services Tax | GSTR-1A | Add/amend particulars (other than GSTIN) in GSTR-1 of May. It can be filed after filing of GSTR-1 but before filing corresponding GSTR-3B. |
| 20/06/2026 | Goods and Services Tax | GSTR-3B | Summary Return cum Payment of Tax for May by Monthly filers. (other than QRMP). |
| 25/06/2026 | Goods and Services Tax | PMT-06 | Deposit of GST of May under QRMP scheme. |
| 28/06/2026 | 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. |
| 29/06/2026 | 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. |
| 30/06/2026 | Companies Act | DPT3 | Annual Return of Deposits by Companies other than NBFCs for FY 25-26. |
| 30/06/2026 | 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. " |
| 30/06/2026 | Companies Act | DIR-8 | "Yearly Disclosure of Non- Disqualification by Directors of all companies. Discloses Director’s interest only in Companies. " |
| 30/06/2026 | Companies Act | - | Holding of Board Meeting by Companies for Q1 . |
| 30/06/2026 | Foreign Trade Policy | - | Online annual updation of IEC details . If no changes, confirm same online. Else IEC will be deactivated. |
| 30/06/2026 | Goods and Services Tax | GSTR-4 | Summary of Outward & Inward supplies for FY 25-26 by Composition taxpayer. |
| 30/06/2026 | Income Tax | Form 26QAA | Quarterly return of non-deduction at source by banks from interest on time deposit for January-March quarter. |
| 30/06/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE) | Deposit of TDS u/s 194-IA on payment made for purchase of property in May. |
| 30/06/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE) | 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 May. (Else TDS is to be deposited on annual basis by 30 April of next year.) |
| 30/06/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE) | Deposit of TDS on certain payments made by individual/HUF u/s 194M for May. |
| 30/06/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE) | Deposit of TDS on Virtual Digital Assets u/s 194S for May. |
| 30/06/2026 | Income Tax | Form 141 (Form 26QB, 26QC, 26QD & 26QE) | Deposit of TDS on Virtual Digital Assets u/s 194S for May. |
| 30/06/2026 | Income Tax | Form 1/2 | Annual Return of Securities Transaction Tax by Listed Cos/Mutual Funds for FY 2025-26 . |