Income Tax Calendar for FY 2026-27: Key Deadlines Every Taxpayer Should Know 

With the beginning of the financial year 2026-27, many important tasks related to income tax and their deadlines also come into effect. It is important for every taxpayer to keep all these dates in mind so that any kind of delay, penalty, or additional hassle can be avoided. Income tax responsibilities are not limited to just filing returns but also include TDS, TCS, advance tax payments, and various types of reporting. Below is an organized calendar of the entire year, so you can easily complete your tax responsibilities on time.

April 14

It is necessary to issue a TDS certificate for certain transactions till 14th April. On the same day, the stock exchange is also required to submit a quarterly report (Form 15CC) reporting changes made in the Client Code and related to foreign payments.

April 30

The date of 30th April is very important. On this day, TDS/TCS for the month of March has to be deposited (for non-government taxpayers). Apart from this, government departments have to submit Form 24G; Form 15G/15H is also submitted. Pension funds and sovereign funds have to file their quarterly information, and the TDS challan-cum-statement for March is also filed.

May 7

TDS/TCS for the month of April is required to be deposited by May 7, and the buyers’ declaration for tax-exempt goods is also required to be submitted.

May 15

May 15 is the last date for issuing TDS certificates for certain transactions. Additionally, the quarterly TCS statement and client code change information also have to be submitted.

May 30

TCS certificates for the fourth quarter have to be submitted by May 30, and reporting under section 285B has to be done.

May 31

There are many important annual tasks to be completed on May 31, such as reporting financial transactions through Form 61A, filing Form 61B, completing matters related to PAN allotment, submitting Form 10BD related to donations, and filing superannuation fund returns.

June 7

TDS/TCS for the month of May has to be deposited by June 7, and buyers’ declarations also have to be given.

June 15

June 15 is an important date, as TDS certificates for salaries and other payments are issued on this day. Also, on this day, the first advance tax of the financial year has to be deposited. Apart from this, TDS certificates of the previous quarter and reporting of income distribution by investment funds are also done.

June 30

By June 30, Alternative Investment Funds (AIFs) report to their unit holders, disclose securities transactions, and submit the TDS challan-cum-statement for the month of May.

July 31

July 31 is the last date for filing income tax returns for non-audit cases (like salaried individuals/Non-business cases). If any tax remains outstanding, the Self-Assessment Tax also has to be paid by the same day.

August 31

August 31 is the last date for filing income tax returns for non-audit cases (business cases). If any tax remains outstanding, the Self-Assessment Tax also has to be paid by the same day.

September 15

It is necessary to deposit 45% of the total tax liability as advance tax by 15th September.

September 30

Tax Audit reports are required to be filed by 30 September (if applicable).

October 31

Those taxpayers whose accounts are required to be audited have to file their income tax returns by October 31.

Transfer pricing reports are required to be filed by 31st October (if applicable).

November 30

Those taxpayers whose accounts are required to be audited for Transfer pricing have to file their income tax returns by November 30.

December 15

Advance tax has to be deposited at the rate of 75% of the total tax liability by 15th December.

December 31

December 31 is the last date for filing a revised or belated income tax return.

January–February

Taxpayers should focus on their tax-saving plans during these months. Also, employees have to submit proof of investment to their employer so that TDS can be adjusted correctly.

March 15

It is mandatory to deposit 100% of the advance tax for the entire year by 15th March.

March 31

31st March is the last day of the financial year. Till this day, tax-saving investments have to be completed under the old tax regime. Also, the deadline for filing some amended or delayed returns related to previous years also ends here.

If you plan your tax-related work keeping this entire calendar in mind, you will not only be able to complete all compliances on time but will also be able to avoid unnecessary penalties and interest. Taking the right steps at the right time is the key to better tax planning.