Section 73A(b) in The Companies (Indian Accounting Standards) Rules, 2015
(b)instruments of a subsidiary, joint venture or associate that are convertible into the reporting entity's ordinary shares are considered among the potential ordinary shares of the reporting entity for the purpose of calculating diluted earnings per share. Likewise, options or warrants issued by a subsidiary, joint venture or associate to purchase ordinary shares of the reporting entity are considered among the potential ordinary shares of the reporting entity in the calculation of consolidated diluted earnings per share.
