Judgment of the Court (Fifth Chamber) of 11 June 2020.#Proceedings brought by Prezident Slovenskej republiky.#Request for a preliminary ruling from the Ústavný súd Slovenskej republiky.#Reference for a preliminary ruling – Internal market for electricity – Directive 2009/72/EC – Article 35(4) and (5) – Independence of the regulatory authorities – National legislation transferring the power to appoint the chairperson of the national regulatory authority from the Head of State to the government – Participation of national ministries in the tariff regulation procedures.#Case C-378/19.