Judgment of the Court (Grand Chamber) of 17 January 2023.#Kingdom of Spain v European Commission.#Appeal – External relations – Stabilisation and Association Agreement between the European Union and the European Atomic Energy Community, of the one part, and Kosovo, of the other part – Electronic communications – Regulation (EU) 2018/1971 – Body of European Regulators for Electronic Communications (BEREC) – Article 35(2) – Participation of the regulatory authority of Kosovo in that body – Concepts of ‘third country’ and ‘third State’ – Competence of the European Commission.#Case C-632/20 P.