Case C-615/23, Dyrektor Krajowej Informacji Skarbowej (Public Transport Services): Judgment of the Court (First Chamber) of 8 May 2025 (request for a preliminary ruling from the Naczelny Sąd Administracyjny – Poland) – Dyrektor Krajowej Informacji Skarbowej v P. S.A. (Reference for a preliminary ruling – Taxation – Common system of value added tax (VAT) – Directive 2006/112/EC – Article 73 – Taxable amount – Consideration – Subsidies directly linked to the price of a taxable transaction – Collective public transport services – Compensation paid by a local authority to the service provider to cover the costs incurred – Direct link between the compensation and the services provided)