Translate the following English sentence to French:
"What is, on the other hand, absolutely necessary is to have a bare minimum of set rules that are valid within the Community, and which clearly provide as many additional safeguards as possible, and will also provide guarantees with a view to enlargement."
En revanche, il est absolument nécessaire d'adopter un minimum de règles efficaces, valables au sein de la Communauté, et d'élever les garanties à des niveaux maximaux, également pour se protéger en vue de l'élargissement.