In order to provide detailed understanding of Capital Gain Tax System, National Clearing Company of Pakistan Limited (NCCPL) is arranging a presentation to be held on Monday at KSE auditorium. In this detailed presentation the participants would be provided understanding on the computation, determination and collection of CGT, a notice issued here on Friday said. In this regard, necessary CGT Reports and Download have already been made available to clearing members by the NCCPL through its CGT System.