Contents
Judgment of the Court (Grand Chamber)18 December 2025notenote(Failure of a Member State to fulfil obligations — Article 2 TEU — Article 4(3) TEU — Second subparagraph of Article 19(1) TEU — Rule of law — Effective judicial protection in the fields covered by Union law — Principles of autonomy, primacy, effectiveness and the uniform application of EU law — Principle of the binding effect of the case-law of the Court — Judgments of the Trybunał Konstytucyjny (Constitutional Court, Poland) — Judgments of the Court and interim measures under Article 279 TFEU relating to the second subparagraph of Article 19(1) TEU — Rejection by the Trybunał Konstytucyjny (Constitutional Court) of those judgments and of those measures as ultra vires — National constitutional identity — Prohibition issued by the Trybunał Konstytucyjny (Constitutional Court) preventing all public authorities from applying Article 2 TEU and the second subparagraph of Article 19(1) TEU — Second paragraph of Article 47 of the Charter of Fundamental Rights of the European Union — Requirement of an independent and impartial tribunal previously established by law — Improper composition of the Trybunał Konstytucyjny (Constitutional Court))In Case C‑448/23,ACTION for failure to fulfil obligations under Article 258 TFEU, brought on 17 July 2023,European Commission, represented by K. Herrmann, C. Ladenburger and P.J.O. Van Nuffel, acting as Agents,supported by:Kingdom of Belgium, represented initially by M. Jacobs, C. Pochet, L. Van den Broeck and M. Van Regemorter, acting as Agents, and subsequently by M. Jacobs, C. Pochet and M. Van Regemorter, acting as Agents,Kingdom of the Netherlands, represented by M.K. Bulterman, J.M. Hoogveld and C.S. Schillemans, acting as Agents,vRepublic of Poland, represented initially by B. Majczyna and S. Żyrek, acting as Agents, and subsequently by B. Majczyna, acting as Agent,THE COURT (Grand Chamber),composed of K. Lenaerts, President, T. von Danwitz (Rapporteur), Vice-President, F. Biltgen, I. Jarukaitis, M.L. Arastey Sahún, I. Ziemele, J. Passer, O. Spineanu-Matei, M. Condinanzi and F. Schalin, Presidents of Chambers, A. Kumin, N. Jääskinen, D. Gratsias, Z. Csehi, and B. Smulders, Judges,Advocate General: D. Spielmann,Registrar: A. Calot Escobar,having regard to the written procedure,after hearing the Opinion of the Advocate General at the sitting on 11 March 2025,gives the following
Judgment
Legal context
European Union law
The Act of Accession
The EU Treaty
The FEU Treaty
The Charter
Declaration No 17 concerning primacy
Polish law
The Polish Constitution
The legislative provisions relating to the organisation and functioning of the Trybunał Konstytucyjny (Constitutional Court)
Background to the dispute
The procedures relating to the appointment of three judges and the President of the Trybunał Konstytucyjny (Constitutional Court)
The procedure relating to the appointment of three judges of the Trybunał Konstytucyjny (Constitutional Court) in December 2015
Procedure relating to the appointment of the President of the Trybunał Konstytucyjny (Constitutional Court)
The judgments of the Trybunał Konstytucyjny (Constitutional Court) of 14 July 2021 and of 7 October 2021
The judgment of 14 July 2021
The judgment of 7 October 2021
Pre-litigation procedure
Procedure before the Court
The action
The first complaint
Arguments of the parties
Findings of the Court
–The first part of the first complaint
–The second part of the first complaint
The second complaint
Arguments of the parties
Findings of the Court
–The alleged breach of the principles of autonomy, primacy, effectiveness and the uniform application of EU law
–The alleged breach of the principle of the binding effect of the case-law of the Court
The third complaint
Arguments of the parties
Findings of the Court
–The first part of the third complaint
–The second part of the third complaint
Costs
Operative part
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