Court of Justice 26 September 2013, Case C-539/11: Judgment of the Court (Fourth Chamber) of 26 September 2013 (request for a preliminary ruling from the Consiglio di Giustizia Amministrativa per la Regione Siciliana — Italy) — Ottica New Line di Accardi Vincenzo v Comune di Campobello di Mazara (Articles 49 TFEU and 56 TFEU — Freedom of establishment — Public health — Opticians — Regional legislation making the establishment of new opticians’ shops subject to authorisation — Demographic and geographical limitations — Justification — Appropriateness for attaining the objective pursued — Coherency — Proportionality)

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