Judgment of the Court (Sixth Chamber) of 16 July 2020.#Cabinet de avocat UR v Administraţia Sector 3 a Finanţelor Publice prin Direcţia Generală Regională a Finanţelor Publice Bucureşti and Others.#Request for a preliminary ruling from the Curtea de Apel Bucureşti.#Reference for a preliminary ruling — Directive 2006/112/EC — Value added tax (VAT) — Article 9(1) — Concept of ‘taxable person’ — Person practising the profession of lawyer — Final judicial decision — Principle of res judicata — Scope of that principle if that decision is incompatible with EU law.#Case C-424/19.