Cependant, des exigences linguistiques ne doivent pas porter atteinte aux libertés fondamentales garanties par le traité: libre circulation des travailleurs salariés (article 39 [ex48]), liberté d'établissement (article 43 [ex 52]) et libre prestation des services (article 49 [ex59]).
However, language requirements must not affect the basic freedoms guaranteed by the Treaty, i.e. freedom of movement for workers (Article 39 [ex 48]), freedom of establishment (Article 43 [ex 52]) and freedom to provide services (Article 49 [ex 59]).