Defendant: Council of the European Union (represented by: J.-P. Hix, acting as Agent, assisted initially by G. Berrisch, A. Polcyn, lawyers, and by N. Chesaites, Barrister, and subsequently by B. O’Connor, Solicitor, and by S. Gubel, lawyer)
Partie défenderesse: Conseil de l’Union européenne (représentants: J.-P. Hix, agent, assisté initialement de G. Berrisch, A. Polcyn, avocats, et de N. Chesaites, barrister, puis B. O’Connor, solicitor, et S. Gubel, avocat)