Judgment of the Court (Second Chamber) of 7 March 2024.#Autorità di Regolazione per Energia Reti e Ambiente (ARERA) v Fallimento Esperia spa and Gestore dei Servizi Energetici SpA - GSE.#Reference for a preliminary ruling – National support scheme providing for the award of tradable green certificates to national producers of electricity from renewable energy sources – Import of electricity produced from renewable energy sources in another Member State – Obligation to purchase green certificates – Penalty – Exemption – Directive 2001/77/EC – Directive 2009/28/EC – Support scheme – Guarantees of origin – Free movement of goods – Articles 18, 28, 30, 34 and 110 TFEU – State aid – Articles 107 and 108 TFEU – State resources – Selective advantage.#Case C-558/22.