June 2026 is packed with crucial income tax compliance deadlines for taxpayers, deductors, collectors, trusts, exchanges, and reporting entities. Important due dates include deposit of STT/CTT by 7 June, issuance of TDS/TCS certificates and Form 12BA by 15 June, and key filings like Forms 3CEK and 49D by 29 June. Major year-end compliance requirements such as STT/CTT returns, Forms 10-IJ, 10-IL, 26QAA, 3AF, 64B, 64C, 64F, and the STT/CTT annual return for Financial Year 2025–26 are due by 30 June.
| 07-June-2026 | |
| Event | Description |
| Securities Transaction Tax / Commodities Transaction Tax | Securities Transaction Tax – Due date for deposit of tax collected for the month of May, 2026 |
| Securities Transaction Tax / Commodities Transaction Tax | Commodities Transaction Tax – Due date for deposit of tax collected for the month of May, 2026 |
| 15-June-2026 | |
| Form 12BA | Statement showing particulars of perquisites, other fringe benefits or amenities and profits in lieu of salary with value thereof during Financial Year 2025-26 |
| Form 16 | Certificate of tax deducted at source to employees in respect of salary paid and tax deducted during Financial Year 2025-26 |
| Form 16A | Quarterly TDS certificate (in respect of tax deducted for payments other than salary) for the quarter ending March 31, 2026 |
| Form 64A | Due date for filing of statement of income distributed by business trust to unit holders during the financial year 2025-26. This statement is required to be filed electronically to Principal CIT or CIT in Form No. 64A |
| Form 64D | Statement to be furnished in Form No. 64D by Alternative Investment Fund (AIF) to Principal CIT or CIT in respect of income distributed (during previous year 2025-26) to units holders |
| Form 64E | Statement of income paid or credited by a securitisation trust to be furnished under section 115TCA of the Income tax Act, 1961 |
| 29-June-2026 | |
| Form 3CEK | Statement to be furnished by an eligible investment fund to the Assessing Officer |
| Form 49D | Information and documents to be furnished by an Indian concern under section 285A |
| 30-June-2026 | |
| In the case of a (i) Recognised Stock Exchange, be in Form 1, (ii) Mutual Fund, be in Form 2 | Return in respect of securities transaction tax for the Financial Year 2025-26 |
| Form 10-IJ | Certificate to be issued by accountant under clause (23FF) of section 10 of the Income-tax Act, 1961 (if due date of submission of return of income is July 31, 2026) |
| Form 10-IL | Verification by an Accountant under sub-rule (3) of rule 21AJA Verification (if due date of submission of return of income is July 31, 2026) |
| Form 26QAA | Quarterly return of non deduction of tax at source by a banking company from interest on time deposit in respect of the quarter ending March 31, 2026 |
| Form 3AF | Statement regarding preliminary expenses incurred to be furnished under proviso to clause (a) of sub-section (2) of section 35D of the Income-tax Act, 1961 by the assessee (if due date of submission of return of income is July 31, 2026) |
| Form 64B | Due date for furnishing of statement of income distributed by business trust to its unit holders during the Financial Year 2025-26. This statement is required to be furnished to the unit holders in Form No. 64B |
| Form 64C | Statement to be furnished (in Form No. 64C) by Alternative Investment Fund (AIF) to units holders in respect of income distributed during the previous year 2025-26 |
| Form 64F | Statement of income distributed by securitization trust to be provided to the investor under section 115TCA of the Income-tax Act, 1961 |
| Securities Transaction Tax / Commodities Transaction Tax | Commodities Transaction Tax – Return of taxable commodities transactions for Financial Year 2025-26 |
