S. 45 : Capital loss-Sale of shares-Related entity-Avoidance of tax-Sham transaction-Capital Loss-Transactions not colourable device-Disallowance of long-term, and short-term, capital loss is not justified-Carry forward and set off-Amalgamation-Entitled to manage its business affairs as it deems fit within legal framework-Loss is allowable. [S. 72, Companies Act, 2013,S.19]