48In accordance with settled case-law, an obstacle to the freedom of movement of persons can be justified only where it is based on objective considerations and is proportionate to the legitimate objective of the national provisions (see judgments of 14 October 2008 in Grunkin and Paul, C‑353/06, EU:C:2008:559, paragraph 29, and of 22 December 2010 in Sayn-Wittgenstein, C‑208/09, EU:C:2010:806, paragraph 81).
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