Judgment of the Court (First Chamber) of 4 September 2025.#S.C. Arcomet Towercranes S.R.L. v Direcţia Generală Regională a Finanţelor Publice Bucureşti and Administraţia Fiscală pentru Contribuabili Mijlocii Bucureşti.#Request for a preliminary ruling from the Curtea de Apel Bucureşti.#Reference for a preliminary ruling – Taxation – Common system of value added tax (VAT) – Directive 2006/112/EC – Scope of VAT – Article 2(1)(c) – Concept of ‘supplies of services for consideration’ – Commercial services provided within the same group of companies – Transfer price – Articles 168 and 178 – Right to deduct VAT – Supporting documents.#Case C-726/23.