Judgment of the Court (Ninth Chamber) of 14 March 2024.#European Commission v Republic of Slovenia.#Failure of a Member State to fulfil obligations – Article 258 TFEU – Directive (EU) 2018/1972 – European Electronic Communications Code – Failure to transpose and to notify transposition measures – Article 260(3) TFEU – Application for the imposition of a lump sum and a periodic penalty payment – Criteria for determining the amount of the penalty – Discontinuance in part.#Case C-457/22.