Case C-614/20: Judgment of the Court (First Chamber) of 8 September 2022 (request for a preliminary ruling from the Tallina Halduskohus — Estonia) — Lux Express Estonia AS v Majandus- ja Kommunikatsiooniministeerium (Reference for a preliminary ruling — Regulation (EC) No 1370/2007 — Public passenger transport services by rail and by road — Imposition by means of general rules of an obligation to carry certain categories of passenger free of charge — Obligation for the competent authority to grant public service compensation to operators — Calculation method)