Case C-142/20: Judgment of the Court (First Chamber) of 6 May 2021 (request for a preliminary ruling from the Consiglio di Giustizia amministrativa per la Regione Siciliana — Italy) — Analisi G. Caracciolo srl v Regione Siciliana — Assessorato regionale della salute — Dipartimento regionale per la pianificazione, Regione Sicilia — Assessorato della salute — Dipartimento per le attività sanitarie e osservatorio, Accredia — Ente Italiano di Accreditamento, Azienda sanitaria provinciale di Palermo (Reference for a preliminary ruling — Approximation of laws — Regulation (EC) No 765/2008 — Requirements for accreditation and market surveillance relating to the marketing of products — Single national accreditation body — Issuing of the accreditation certificate to conformity assessment bodies — Accreditation body having its seat in a third State — Article 56 TFEU — Article 102 TFEU — Articles 20 and 21 of the Charter of Fundamental Rights of the European Union — Validity)