S.32 : Depreciation – Prior to 1.4.1999 – Intangible assets – Acquisition of trademarks, copyright and know-how of erstwhile firm – Held, intellectual property rights such as trademarks, copyrights and know-how constitute “plant” for purposes of depreciation – The department is not entitled to rewrite the terms of a commercial agreement. [S. 35A, 35AB, 43(3)]