Case C-791/19: Judgment of the Court (Grand Chamber) of 15 July 2021 — European Commission v Republic of Poland (Failure of a Member State to fulfil obligations — Disciplinary regime applicable to judges — Rule of law — Independence of judges — Effective legal protection in the fields covered by Union law — Second subparagraph of Article 19(1) TEU — Article 47 of the Charter of Fundamental Rights of the European Union — Disciplinary offences resulting from the content of judicial decisions — Independent disciplinary courts or tribunals established by law — Respect for reasonable time and the rights of the defence in disciplinary proceedings — Article 267 TFEU — Restriction of the right of national courts to submit requests for a preliminary ruling to the Court of Justice and of their obligation to do so)