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(13) in The Income Tax Act, 2025 (13)No addition or disallowance of an amount shall form the basis for imposition of penalty, if such addition or disallowance has already formed the basis for penalty in the case of the person for the same or any other tax year.