CELEX:62020CJ0117: Judgment of the Court (Grand Chamber) of 22 March 2022.#bpost SA v Autorité belge de la concurrence.#Reference for a preliminary ruling – Competition – Postal services – Tariff system adopted by a universal service provider – Fine imposed by a national postal regulator – Fine imposed by a national competition authority – Charter of Fundamental Rights of the European Union – Article 50 – Non bis in idem principle – Existence of the same offence – Article 52(1) – Limitations to the non bis in idem principle – Duplication of proceedings and penalties – Conditions – Pursuit of an objective of general interest – Proportionality.#Case C-117/20.