Translate the following English sentence to French:
"People will remember that this article, dealing with the transfer of immigration policy to the Community level, stipulated that for five years decisions would still be taken by unanimous vote in the Council and thereafter the Council would assess a potential opportunity to amend the system."
On se souvient que cet article, qui traite du transfert de la politique d' immigration dans le domaine communautaire, prévoyait que, pendant cinq ans, les décisions resteraient prises à l' unanimité au Conseil, et qu' ensuite celui-ci apprécierait l' éventuelle opportunité de modifier le système.