Court of Justice (Grand Chamber) 26 October 2021, C-109/20 (Republiken Polen v PL Holdings Sàrl.)

JUDGMENT OF THE COURT (Grand Chamber) 26 October 2021 ( *1 ) (Reference for a preliminary ruling – Agreement between the Government of the Kingdom of Belgium and the Government of the Grand Duchy of Luxembourg, of the one part, and the Government of the People’s Republic of Poland, of the other, concerning the reciprocal promotion and protection of investments, signed on 19 May 1987 – Arbitration