Judgment of the Court (Fourth Chamber) of 22 January 2026.#Secab Soc. coop. v Autorità di Regolazione per Energia Reti e Ambiente (ARERA) and Gestore dei servizi energetici (GSE) SpA.#Reference for a preliminary ruling – Internal market for electricity – Directive (EU) 2019/944 – Article 5 – Market-based supply prices – Directive (EU) 2018/2001 – Promotion of the use of energy from renewable sources – Regulation (EU) 2022/1854 – Emergency intervention to address high energy prices – Articles 6 and 7 – Cap on the market revenues obtained by electricity producers using certain renewable energy sources – Article 8 – National measures further limiting market revenues – Conditions – National legislation not guaranteeing that producers retain 10% of surplus revenues above the cap – Preservation of investments in the renewable energy sector – No cap on the revenues obtained from the sale of energy produced from hard coal – No legislation differentiating between different sources of production.#Case C-423/23.