Judgment of the Court (Tenth Chamber) of 16 November 2023.#Tüke Busz Közösségi Közlekedési Zrt. v Nemzeti Adó- és Vámhivatal Fellebbviteli Igazgatósága.#Reference for a preliminary ruling – Taxation of energy products and electricity – Directive 2003/96/EC – Article 7(2) and (3) – Differentiated rates of taxation according to the commercial or private use of gas oil – Concept of ‘commercial gas oil used as propellant’ – Gas oil used for the carriage of passengers by regular service – National legislation providing for the reimbursement of excise duty with the exception of gas oil consumed during journeys made for the purpose of maintaining or refuelling passenger vehicles.#Case C-391/22.