70In that regard, it should be recalled that, according to settled case-law, a national measure restricting the freedom to provide services which pursues a legitimate objective in the public interest may be allowed only if it is appropriate to ensuring the attainment of that objective and does not go beyond what is necessary to attain the objective pursued (see, to that effect, inter alia, judgment in Las, C‑202/11, EU:C:2013:239, paragraph 23 and the case-law cited).
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