When M&A scheme becomes effective it can't be challenged in absence of any suppression

CL : Where there was no suppression of any relevant/material fact by petitioner-company whilst obtaining sanction of scheme of arrangement in 2010 and in composite scheme of arrangement in 2011, application filed by SEBI pursuant to a complaint of a shareholder for setting aside sanctioning order of schemes was to be dismissed particularly when composite scheme had become effective and BSE & NSE had granted in principle approval for listing of shares of petitioner