http://dx.doi.org/10.17176/20210531-124133-0 https://staging.verfassungsblog.de/good-european-neighbours/ Good European Neighbours Basheska, Elena eng 2021-05-30 electronic resource text/html ddc:342 Art. 259 TFEU ECJ Principle of good neighbourliness Rule of Law Verfassungsblog Verfassungsblog--2366-7044 CC BY-SA 4.0 On 21 May 2021 the Vice-President of the Court of Justice of the European Union (CJEU), Ms Rosario Silva de Lapuerta granted interim measures in the case of Czech Republic v Poland, ordering Poland to immediately cease lignite extraction activities in the Turów mine.  An action against a Member State which might have breached an EU directive – in this case by extending a lignite mining permit without carrying out an environmental impact assessment – may seem like an ordinary environmental case falling under the remit of EU law. The Czech Republic v Poland case, however, is anything but ordinary for at least two reasons.