Know-how definition: undisclosed technical and commercial information treated as intangible asset with tax relevance under income tax law.

For purposes of section 35AB and Explanation 4 to section 32, know-how denotes undivulged industrial, commercial or scientific information and techniques derived from prior experience that assist in manufacture, processing, mining or other enterprise operations; it includes practical skill, technical management and managerial knowledge and is recognised as an intangible asset irrespective of patentability.

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