How to use this calculator
- Enter the category of dates you want to follow.
- Choose the category and the month to match your situation.
- Read the upcoming dates with the days remaining and an option to add to your calendar in the result.
Dates can be extended by notification; check the portal before relying on a date.
The result is an estimate for the figures you enter. It is not a filed return, a certificate or professional advice. Rates, thresholds and section numbers change with each Finance Act, and the Income-tax Act, 2025 applies from 1 April 2026 with new section and form numbers.
For the related work, see Tax audit.
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