New Delhi, Aug. 5 -- The deadline for salaried taxpayers and pensioners to file income tax returns (ITR) via form ITR-1 or ITR-2 was 31 July. But the tax calendar for assessment year 2026-27 (fiscal year 2025-26) doesn't end there.

While business and professional filers of ITR-3 and ITR-4 get more time, even those who missed the 31 July deadline get a chance to file a belated ITR, though with a penalty.

Here's a breakdown of which ITR filing deadlines are yet to come and what it takes to file late.

Taxpayers with business or professional income who use ITR-3 or ITR-4 and whose accounts don't require a tax audit have until 31 August to file. This includes freelancers, consultants, and small business owners whose incomes are below the au...