38Consequently, the provisions of the Treaty relating to freedom of movement of persons preclude any measure which, albeit applicable without discrimination on grounds of nationality, is liable to hinder or render less attractive the exercise by European Union nationals of the fundamental freedoms guaranteed by the Treaty (see, to that effect, judgments in Government of the French Community and Walloon Government, C‑212/06, EU:C:2008:178, paragraph 45, and Casteels, C‑379/09, EU:C:2011:131, paragraph 22).
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