New Delhi, Sept. 9 -- The second instalment of advance tax for the financial year 2026-27 is due on 15 September 2026. For taxpayers who have income from sources beyond salary, the deadline is important because failing to pay the required amount on time can lead to interest.

However, not everyone needs to make an advance-tax payment. The requirement generally applies when the estimated tax liability for the year, after adjusting for tax deducted at source (TDS) and tax collected at source (TCS), exceeds Rs.10,000.

CA Chandni Anandan, tax expert at ClearTax, said advance tax is required when a taxpayer's estimated tax liability for the year, after adjusting TDS and TCS, is more than Rs.10,000. The tax is paid during the financial year in...