38It is settled case-law that national measures liable to hinder the exercise of fundamental freedoms guaranteed by the Treaty or make it less attractive may be allowed only if they pursue an objective in the public interest, are appropriate for ensuring the attainment of that objective and do not go beyond what is necessary to attain the objective pursued (see judgment of 13 July 2016, Pöpperl, C‑187/15, EU:C:2016:550, paragraph 29 and the case-law cited).
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