S. 263 : Commissioner-Revision of orders prejudicial to revenue-CSR expenses-Donations-Business income-Explanation 2 to section 37(1) which denies deduction for CSR expenses by way of business expenditure is applicable only to extent of computing’ business income’ under Chapter IV-D and; there would be no bar for assessee to claim benefit under section 80G, falling in Chapter VIA.[S. 37(1), 8OG]