65It must be added that a particularly restrictive interpretation of the derogations from that freedom is required by virtue of a person's status as a citizen of the Union. As the Court has held, that status is destined to be the fundamental status of nationals of the Member States (see, in particular, Case C-184/99 Grzelczyk [2001] ECR I-6193, paragraph 31, and Case C-138/02 Collins [2004] ECR I-2703, paragraph 61).
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