https://www.taxtmi.com/circulars?id=10689 The specified period must be determined by reference to original cost and the yearly quantum of depreciation under the straight line method; reference to original cost is limited to fixing the period and annual instalment. Once the instalment is determined it is deducted from the written down value and not from original cost, and depreciation already provided in prior financial years need not be re provided. en-us Tue, 27 Jun 1961 00:00:00 +0530 Thu, 16 Jun 2011 11:55:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/circulars?id=10689 The specified period must be determined by reference to original cost and the yearly quantum of depreciation under the straight line method; reference to original cost is limited to fixing the period and annual instalment. Once the instalment is determined it is deducted from the written down value and not from original cost, and depreciation already provided in prior financial years need not be re provided. Circulars Companies Law Tue, 27 Jun 1961 00:00:00 +0530 https://www.taxtmi.com/circulars?id=10689