C-120/20Koleje Mazowieckie – KM Sp. z o.o. v Skarb Państwa – Minister Infrastruktury i Budownictwa obecnie Minister Infrastruktury i Prezes Urzędu Transportu Kolejowego and PKP Polskie Linie Kolejowe S.A

Domstolens egne nøkkelord

Reference for a preliminary ruling – Rail transport – Allocation of railway infrastructure capacity and levying of charges for the use of railway infrastructure – Directive 2001/14/EC – Article 4(5) – Charging – Article 30 – National regulatory body tasked with ensuring that infrastructure charges comply with that directive – Contract for use of infrastructure concluded between the infrastructure manager and a railway undertaking – Incorrect transposition – State liability – Claim for damages – Prior referral to the national regulatory body.

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