Case C-727/17: Judgment of the Court (Fourth Chamber) of 28 May 2020 (request for a preliminary ruling from the Wojewódzki Sąd Administracyjny w Kielcach — Poland) — Syndyk Masy Upadłości ECO-WIND Construction S.A. w upadłości, formerly ECO-WIND Construction S.A. v Samorządowe Kolegium Odwoławcze w Kielcach (Reference for a preliminary ruling — Directive (EU) 2015/1535 — Standards and technical regulations — Wind generators — Directive 2006/123/EC — Concept of ‘service’ — Environment — Directive 2009/28/EC — Promotion of the use of energy from renewable sources — Mandatory national overall targets — National rule on the authorisation procedures applicable to plants for the production of electricity from renewable energy sources — Proportionality — Legislation of a Member State laying down restrictions on the location of wind turbines)