Section 139(8A) under the Income Tax Act allows you a chance to update your ITR within two years. Explore penalty and ITR u/s 139(8A). Section 139 (8A) of Income Tax Act has emerged as a significant provision for taxpayers in India. This section allows individuals to file updated income tax returns (ITR-U) even after the regular filing deadline has passed. Section 139 (8A) of the Income Tax Act allows filing an updated return within 24 months from the end of the relevant assessment year. Learn more about eligibility, provisions, and FAQs. The introduction of ITR-U under Section 139 (8A) marks a significant step toward a more inclusive and taxpayer-friendly regime. It provides a structured opportunity for taxpayers to rectify genuine mistakes and omissions without fear of penal repercussions, provided they comply with the prescribed conditions and timelines.