Section 3(1)(a) in The Prohibition of Benami Property Transactions Rules, 2016
(a)the price of unquoted equity shares shall be the higher of,-(I)its cost of acquisition;(II)the fair market value of such equity shares determined, on the date of transaction, by a merchant banker or an accountant as per the Discounted Free Cash Flow method; and(III)the value, on the date of transaction, of such equity shares as determined in the following manner, namely:-