On 28 October 2024, the President of the International Tribunal for the Law of the Sea, Judge Tomas Heidar, appointed Ms Kathy-Ann Brown (Jamaica) as arbitrator in the arbitral proceedings instituted by Ukraine against the Russian Federation under Annex VII to the United Nations Convention on the Law of the Sea (PCA Case No. 2019-28, Dispute Concerning the Detention of Ukrainian Naval Vessels and Servicemen (Ukraine v. the Russian Federation)).