Judgment of the Court (Fifth Chamber) of 6 March 2025.#Alajärven Sähkö Oy and Others and Elenia Verkko Oyj v Energiavirasto.#Request for a preliminary ruling from the markkinaoikeus.#Reference for a preliminary ruling – Internal market for electricity – Directive (EU) 2019/944 – Article 57(4) and (5) – Independence of national regulatory authority in the exercise of its duties and powers – Policy guidelines issued by a Member State – Legislative amendment aimed at reducing electricity distribution prices – Decision concerning methods for monitoring electricity system operation charges taken by the regulatory authority concerned following that amendment – Account taken of the travaux préparatoires relating to the law that introduced that amendment.#Case C-48/23.