The claim concerns the collection of debt for the supplied electricity.
The company said that Centrenergo received 35 thousand tons of coal.
The environmental organization Deutsche Umwelthilfe has applied to the Supreme Administrative Court.
In Lithuania, they believe that the station poses a nuclear and geopolitical threat to the country and the entire region.
Now the court is deciding the issue of opening proceedings in an administrative case.
The Polish antimonopoly regulator UOKiK on Monday announced a $57 mln fine to Gazprom.