Judgment of the Court (Grand Chamber) of 21 December 2023.#L.G. v Krajowa Rada Sądownictwa.#Reference for a preliminary ruling – Article 267 TFEU – Concept of ‘court or tribunal’ – Criteria – Izba Kontroli Nadzwyczajnej i Spraw Publicznych (Chamber of Extraordinary Control and Public Affairs) of the Sąd Najwyższy (Supreme Court, Poland) – Reference for a preliminary ruling from an adjudicating panel which does not have the status of an independent and impartial tribunal previously established by law – Inadmissibility.#Case C-718/21.