Case C-293/23, ENGIE Deutschland: Judgment of the Court (Fifth Chamber) of 28 November 2024 (request for a preliminary ruling from the Bundesgerichtshof – Germany) – ENGIE Deutschland GmbH v Landesregulierungsbehörde beim Sächsischen Staatsministerium für Wirtschaft, Arbeit und Verkehr (Reference for a preliminary ruling – Internal market for electricity – Directive (EU) 2019/944 – Points 28 and 29 of Article 2 – Concept of distribution – Concept of distribution system operator – Concept of distribution system – Articles 30 to 39 – Distribution system operation – Undertaking operating an energy facility comprising a combined heat and power plant and an electric wiring system, supplying heat, hot water and electricity to the tenants of a residential complex – Simultaneous sale of the electricity generated – National legislation exempting the operator of such a facility from the obligations of distribution system operators under that directive)