Taxpayers who have not filed their income tax returns (ITR) for previous years, or who made errors in past filings, now have a crucial opportunity to rectify their records through the Updated Income Tax Return (ITR-U) mechanism. This provision, introduced under Section 139(8A) of the Income Tax Act, enables individuals to voluntarily disclose missed income and correct inaccuracies, potentially avoiding more severe penalties and future tax disputes.
The ITR-U facility has gained additional importance following proposals in Budget 2026, which eased certain restrictions. Notably, taxpayers can now file updated returns even after reassessment proceedings have commenced, although this comes with an additional tax burden.
What is ITR-U?
ITR-U is a specialized return filing mechanism designed to allow taxpayers to:
- Rectify omissions or inaccuracies in previously filed returns.
- File returns for years they had completely missed.
Unlike standard returns, which must be filed within a prescribed window for the current assessment year, ITR-U allows for updates for up to four years from the end of the relevant assessment year. For example, taxpayers can currently file updated returns for Assessment Years (AY) 2022-23, 2023-24, 2024-25, and 2025-26. For Financial Year 2024-25, the ITR-U filing window opened on April 1, 2026, and will remain available until March 31, 2030.
Who Can File an Updated Return?
Taxpayers are eligible to use ITR-U if they:
- Missed the deadlines for both the original and belated returns.
- Underreported their income.
- Reported income under the incorrect head.
- Paid tax at an incorrect rate.
- Wish to reduce carried-forward losses.
- Aim to reduce unabsorbed depreciation or tax credits under Sections 115JB and 115JC.
It is important to note that a taxpayer can file only one updated return for each assessment year.
Why Voluntary Filing Matters
Experts emphasize that taxpayers should not wait for a notice from the Income Tax Department before regularizing their returns. With the increasing digital tracking of financial transactions—including bank accounts, securities investments, property purchases, and high-value spending—unreported income is more likely to be detected.
Voluntarily filing through ITR-U can help taxpayers avoid prolonged litigation and potentially higher penalties. Skipping income tax returns for two or more consecutive years significantly increases the likelihood of attracting scrutiny from the department.
Additional Taxes and Budget 2026 Relaxations
Filing an ITR-U is not without consequences. Taxpayers are required to pay the outstanding tax, applicable interest, and an additional tax. This additional levy serves as a penalty for delayed compliance and increases with the length of the delay.
A significant change proposed in Budget 2026 allows taxpayers to file an updated return even after reassessment proceedings have started. Previously, the initiation of reassessment generally barred taxpayers from voluntarily updating their returns. Under the new proposal, taxpayers can still do so but will incur an additional 10% tax over and above the existing additional taxes applicable to ITR-U filings. The government stated that this move aims to reduce disputes and litigation. Another change, effective from March 1, 2026, permits taxpayers to use ITR-U for reducing carried-forward losses.
Who Cannot File ITR-U?
The ITR-U facility cannot be used in specific situations, including:
- To file a nil return or a loss return.
- To claim or increase a refund.
- To reduce the overall tax liability.
- If an updated return has already been filed for that assessment year.
- In cases involving search and seizure operations or certain surveys conducted by tax authorities.
- Where assessment, reassessment, or revision proceedings have already been completed in specified cases.
With a four-year window now available, tax experts highlight ITR-U as an important compliance tool for taxpayers seeking to correct past omissions before they escalate into larger tax disputes.