New Delhi, Aug. 5 -- If you filed your income tax return (ITR) before the stipulated 31 July deadline, and later realised that some details were entered incorrectly or omitted, there is no reason to panic. Taxpayers may correct genuine mistakes by filing a revised return, and in many cases, doing so does not incur any penalty.

Some common errors in filed returns include entering the wrong bank account number, failing to declare some income or assets, claiming an incorrect deduction, or selecting the wrong ITR form.

Taxpayers are allowed to file a revised return up to 31 March of the relevant assessment year, as per the extended timeline announced in the Union Budget 2026.

The deadline applies to those who filed their ITRs on time, as w...