Competition Appeal Tribunal United Kingdom Competition Appeal Tribunal (“CAT”). The CAT is a specialist judicial body with cross-disciplinary expertise in law, economics, business and accountancy. Under United Kingdom law, the function of the CAT is to hear and decide appeals and other applications or claims involving competition or economic regulatory issues. Welcome to the website of the United Kingdom Competition Appeal Tribunal (CAT). The CAT is a specialist judicial body with cross-disciplinary expertise in law, economics, business and accountancy. Under United Kingdom law, the function of the CAT is to hear and decide appeals and other applications or claims involving competition or economic regulatory issues.<br><br> anddirectorfairforgeneralholdingsindepinstituteinterimlimitednapppharmaceuticalreliefrequestsubsidiariestrading in CMT Trackingwith anti_trustcompetitionjudicialby 2 users