Case C-617/19: Judgment of the Court (Fifth Chamber) of 29 April 2021 (request for a preliminary ruling from the Tribunale amministrativo regionale per il Lazio — Italy) — Granarolo SpA v Ministero dell’Ambiente e della Tutela del Territorio e del Mare, Ministero dello Sviluppo economico, Comitato nazionale per la gestione della direttiva 2003/87/CE e per il supporto nella gestione delle attività di progetto del protocollo di Kyoto (Reference for a preliminary ruling — Environment — Directive 2003/87/EC — Greenhouse gas emission allowance trading scheme — Article 3(e) — Concept of ‘installation’ — Article 3(f) — Concept of ‘operator’ — Points 2 and 3 of Annex I — Aggregation rule — Aggregation of the capacities of the activities in an installation — Transfer of an electricity and heat cogeneration unit by the owner of an industrial facility — Contract for the supply of energy between the transferor and transferee undertakings — Updating of the greenhouse gas emissions permit)