S. 68 : Cash credits-Capital gains-Exemption-Sale of shares-Report by Investigation Wing-SEBI’s detailed inquiry found no statutory violations-Order of Tribunal deleting the addition and allowing the exemption was affirmed by High Court-SLP delay of 282 days-Delay had not been satisfactorily explained by revenue-SLP dismissed on ground of delay.[S. 10(38), 45, 68, 69 Art, 136]