Sec. 37(1) of income Tax Act, 1961 - Business expenditure - Expenses incurred by an assessee on purchase of a software which brought greater efficiency in functioning of its business is a revenue expenditure and Thus, directed the AO to allow such software expenses. - PIRAMAL HEALTHCARE LTD. V/s ASSTT. CIT - [2020] 204 TTJ 689 (ITAT-MUMBAI)