Judgment of the General Court (First Chamber) of 10 September 2025.#Roman Arkadyevich Abramovich v Council of the European Union.#Common foreign and security policy – Restrictive measures taken in respect of actions undermining or threatening the territorial integrity, sovereignty and independence of Ukraine – Freezing of funds – Restrictions on entry into the territory of the Member States – List of persons, entities and bodies subject to the freezing of funds and economic resources and subject to restrictions on entry into the territories of the Member States – Maintenance of the applicant’s name on the list – Concept of ‘leading businesspersons operating in Russia’ – Concept of ‘businesspersons involved in economic sectors providing a substantial source of revenue to the Government of the Russian Federation’ – Article 2(1)(g) of Decision 2014/145/CFSP – Article 3(1)(g) of Regulation (EU) No 269/2014 – Plea of illegality – Obligation to state reasons – Rights of the defence – Error of assessment – Proportionality – Citizenship of the Union – Right to property – Non-contractual liability.#Case T-1105/23.