Case C-55/20: Judgment of the Court (Third Chamber) of 13 January 2022 (request for a preliminary ruling from the Sąd Dyscyplinarny Izby Adwokackiej w Warszawie — Poland) — Proceedings initiated by the Minister Sprawiedliwości (Reference for a preliminary ruling — Admissibility — Article 267 TFEU — Definition of ‘court or tribunal of a Member State’ — Bar Association Disciplinary Court — Disciplinary investigation initiated against a lawyer — Decision of the Disciplinary Agent finding that there was no disciplinary offence and terminating the investigation — Appeal by the Minister for Justice to the Bar Association Disciplinary Court — Directive 2006/123/EC — Services in the internal market — Article 4, point (6), and Article 10(6) — Authorisation scheme — Withdrawal of authorisation — Article 47 of the Charter of Fundamental Rights of the European Union — Not applicable)