Case C-480/99 P: Appeal brought on 20 December 1999 by Gerry Plant and 16 others against the order made on 29 September 1999 by the Second Chamber of the Court of First Instance of the European Communities in joined cases T-148/98 between J.G. Evans and others and the Commission of the European Communities and T-162/98 between South Wales Small Mines Association and the Commission of the European Communities