CELEX:62019CJ0508: Judgment of the Court (Grand Chamber) of 22 March 2022.#M.F. v J.M.#Request for a preliminary ruling from the Sąd Najwyższy.#Reference for a preliminary ruling – Article 267 TFEU – Interpretation sought by the referring court necessary to enable it to give judgment – Concept – Disciplinary proceedings brought against a judge of an ordinary court – Designation of the disciplinary court having jurisdiction to hear those proceedings by the President of the Disciplinary Chamber of the Sąd Najwyższy (Supreme Court, Poland) – Civil action for a declaration that a service relationship does not exist between the President of that disciplinary chamber and the Supreme Court – Lack of jurisdiction of the referring court to review the validity of the appointment of a Supreme Court judge and inadmissibility of such an action under national law – Inadmissibility of the request for a preliminary ruling.#Case C-508/19.