The CBDT has notified the Updated ITR-U vide NN 49/2025. 🔑 Key Highlights: 👉 The time limit for filing ITR-U is now 48 months. 👉 Additional Tax Payable: Filing in 3rd year: Additional income tax of 60%. Filing in 4th year: Additional income tax of 70%. 👉ITR-U cannot be filed if a notice under section 148A is issued after 36 months from the end of the relevant A.Y. However, later if 148A(3) order passed stating that no notice u/s 148 was needed, then ITR U can be filed within 48 months. 👉 Section 140B Amended to prescribe additional income-tax payable for the extended timelines.