Right of appeal allows aggrieved parties to challenge Appellate Tribunal orders, with potential extension for sufficient cause. Provides a right to appeal to the Supreme Court from Appellate Tribunal decisions under the Competition Act by specified aggrieved parties, including governments, the Commission, statutory or local authorities, enterprises, and individuals; requires filing within sixty days of communication of the Tribunal's decision and permits the Supreme Court to allow late filing if satisfied that sufficient cause prevented timely filing.