The third instalment of advance tax for financial year 2026-27 is due on 15 December 2026, bringing cumulative payment to 75 per cent of the estimated tax. The estimate should be revised against actual GST turnover, TDS already suffered, and any large land or building transaction in Ayodhya or Gorakhpur that was not in the June working. Interest under section 234C applies instalment-wise. See who must pay advance tax.
Update
Advance tax — third instalment on 15 December 2026
Seventy-five per cent of the estimated tax for FY 2026-27 is ordinarily due by 15 December.