Updated return filing form introduced for income tax compliance, with eligibility checks, tax computation, and verification requirements. Income-tax Rules, 1962 are amended by insertion of Form ITR-U in Appendix-II for filing an updated return under section 139(8A). The form applies to persons seeking to update income or reduce loss within the permitted period, subject to eligibility conditions. It requires disclosure of assessment year details, reasons for updating, filing window, computation of updated tax liability, tax already paid, amount payable or refundable, tax payments under section 140B, and verification of the return.