Attention Taxpayers! Complete These Tasks in June Itself, or Face Penalties

Income Tax Deadlines June 2026: Several major tax-related tasks need to be completed in June 2026. If you miss these crucial deadlines regarding Advance Tax and Form 16, you could face hefty penalties.

Income Tax Deadlines June 2026: Generally, people assume that the real work regarding Income Tax begins in July, when Income Tax Returns (ITRs) are required to be filed. However, the truth is that the tax-related hustle begins as early as June. For taxpayers, companies, and banks, the month of June 2026 is packed with tasks and responsibilities. If you fail to pay attention to these dates, you may have to pay penalties.

What is Important at the Beginning of June?

Two major tasks related to business and transactions must be completed within the very first week of the month. By June 7, 2026, it is mandatory to deposit the Security Transaction Tax (STT) and Commodity Transaction Tax (CTT)—collected during the month of May—into the government's account. This date is extremely important for individuals associated with the stock market and the commodities market.

What Are the Major Deadlines on June 15?

June 15, 2026, is the most significant date of this month. On this day, several major tasks must be completed simultaneously:

First Installment of Advance Tax: For the Financial Year 2026-27, you must deposit 15% of your estimated tax liability as Advance Tax by this date.
Form 16 for Salaried Employees: Companies are required to issue 'Form 16' (TDS Certificate) and 'Form 12BA' (Statement of Perquisites and Allowances) for their employees for the Financial Year 2025-26 by this date. Form 16A for Other Payments: This is also the deadline for issuing the TDS Certificate (Form 16A) for non-salary payments for the quarter ending March 2026.
Rules for Trusts and Funds: Business Trusts are required to submit ‘Form 64A’ to the tax authorities. It is mandatory for Alternative Investment Funds (AIFs) to submit ‘Form 64D’ and for Securitization Trusts to submit ‘Form 64E’.

What needs to be kept in mind on June 29?

Just before the end of the month—specifically on June 29, 2026—there is a deadline for filing two specific forms. Under this requirement, Eligible Investment Funds must submit ‘Form 3CEK’ to the Assessing Officer. Additionally, Indian companies falling under Section 285A are required to file their information via ‘Form 49D’.

What tasks must be completed by June 30?

On the last day of the month—June 30, 2026—there is a long list of deadlines:

Annual Returns: Stock exchanges and mutual funds must file their annual returns for STT and CTT for the financial year 2025-26.
Banks and Certificates: Banks are required to submit the fourth-quarter report regarding non-deduction of TDS on Fixed Deposits (Time Deposits) in ‘Form 26QAA’. This is also the final date for filing CA (Accountant) certificates under various sections, specifically ‘Form 10-IJ’, ‘Form 10-IL’, and ‘Form 3AF’.
Information for Investors: Business Trusts must provide a statement regarding earnings or distributions made to their unit holders via ‘Form 64B’; AIFs via ‘Form 64C’; and Securitization Trusts via ‘Form 64F’.
Ensure these tasks are completed in a timely manner to avoid any legal or financial complications in the future.