CELEX:62021CJ0058: Judgment of the Court (Seventh Chamber) of 15 September 2022.#FK v Rechtsanwaltskammer Wien.#Reference for a preliminary ruling – Coordination of social security systems – Regulation (EC) No 883/2004 – Article 13 – Determination of the legislation applicable – Agreement between the European Community and its Member States, of the one part, and the Swiss Confederation, of the other, on the free movement of persons – Annex II – Article 1(2) – Person pursuing the profession of lawyer the centre of interest of whose private and professional activities is situated in Switzerland and who also pursues that profession in two other Member States – Application for the award of an early retirement pension – National legislation requiring that the person concerned waive his right to practise the profession in question in the territory of the Member State concerned and abroad.#Case C-58/21.