S. 263 : Commissioner-Revision of orders prejudicial to revenue-Capital gains-Short-term capital loss-Unquoted equity shares-Valuation of market value is not in accordance with Rule11UA(1)(c)-Control and management of companies are with related parties-Transactions are not at arm’s length-Revision is justified. [S. 263, Explanation 2, R.11UA(1), Companies Act, 2013, S. 53]