Commission Implementing Decision (EU) 2020/2168 of 17 December 2020 on the compliance of the joint proposal submitted by the Member States concerned for the extension of the North Sea-Baltic rail freight corridor with Article 5 of Regulation (EU) No 913/2010 of the European Parliament and of the Council concerning a European rail network for competitive freight (notified under document C(2020) 8919) (Only the Czech, Dutch, Estonian, French, German, Latvian, Lithuanian and Polish texts are authentic)