New Delhi, Nov. 13 -- Last date to file income tax return (ITR) for FY 2023-24 ended on September 16 after two extensions. But if you realise that you committed a mistake at the time of filing of return, then you can always file a revised return anytime before 31 December 2025.

Let us understand more about this here:

The revision of the income tax return is filed under section 139(5) of the Income Tax (I-T) Act​.​​ If any taxpayer, after having filed a return under sub-section (1) or sub-section (4), discovers any omission or any wrong statement, he may furnish a revised return during the same assessment year.

An income tax return (ITR) can be revised at any time, three months before the end of the assessment year or ...