Whereas the European Council, at its meeting in Luxembourg on 28 and 29 June 1991, 'approved the setting up of a European Drugs Monitoring Centre on the understanding that the practical arrangements for its implementation, e.g. its size, institutional structure and computer systems, are still to be discussed and instructed Celad to continue work to that end and bring it rapidly to a successful conclusion, in liaison with the Commission and the other relevant political bodies';
ker je Evropski svet na svojem sestanku v Luxembourgu 28. in 29. junija 1991 "odobril ustanovitev Evropskega centra za spremljanje drog, pod pogojem, da je o praktičnih rešitvah za njegovo izvajanje, npr. njegovi velikosti, institucionalni strukturi in računalniških sistemih, treba še razpravljati, in dal navodila CELAD, naj v povezavi s Komisijo in drugimi ustreznimi političnimi telesi v ta namen nadaljuje z delom in ga hitro uspešno zaključi";