Unlock Advanced Research with PRISMAI Integrated with over 4 crore judgments and laws — designed for legal practitioners, researchers, students and institutions - Know your Kanoon - Doc Gen Hub - Counter Argument - Case Predict AI - Talk with IK Doc - ... Upgrade to Premium Document Options Get in PDF Print it! [Cites 0, Cited by 0] [Section 439] [Entire Act] Union of India - Subsection Section 439(1) in The Income Tax Act, 2025 (1)The Competent Authority may, during the course of any proceedings under this Act, impose penalty on any person who has under-reported his income and such penalty shall be payable in addition to tax, if any.