S. 56 : Income from other sources-Valuation of shares-Share premium-As per rule 11UA(1)(c)(b), it is prerogative of assessee to estimate fair market value of shares issued by it by adopting one method out of two methods i.e. discounted cash flow method or book value method, and that revenue authorities cannot force assessee to adopt particular method for valuing fair market value of share. [S. 56(2)(viib), R. 11UA]