ITR-U is the Form that allows you to update or File your for up to two years from the end of the relevant assessment year. The government introduced the concept of updated returns in the Union Budget 2022. So by Using ITR U form you can file Income Tax Return For A.Y. 2021-22, A.Y. 2022-23 and A.Y. 2023-24. To File Your Income Tax Return, Schedule Telephonic Appointment with Our Tax Experts.