New Delhi, March 15 -- The deadline for paying the fourth and final instalment of advance tax for the financial year 2025-26 is due on Sunday, 15 March 2026, where taxpayers are required to clear their outstanding tax liability.

It must be paid by all individuals whose net tax liability remains even after accounting for tax deducted at source (TDS), tax collected at source (TCS), and tax credits. If the outstanding amount is Rs.10,000 or more, paying advance tax becomes mandatory.

If a taxpayer fails to clear their dues by the prescribed deadline, they will be liable to pay interest charged under Sections 234B and 234C of the Income Tax Act. Hence, people are advised to ensure that the payment is made within the stipulated deadline to a...