139.— In this Part—

“Circuit Court” means the Circuit Court when it is exercising its jurisdiction to hear and determine civil partnership law proceedings or transferring civil partnership law proceedings to the High Court;

“civil partner” includes, where the context requires, a person who was a civil partner in a partnership that has been dissolved;

“civil partnership law proceedings” in relation to a court, means proceedings before a court of competent jurisdiction—

(a) under this Act, with the exception of Part 15,

F63[(b) under the Domestic Violence Act 2018, or]

(c) between civil partners under the Partition Act 1868 and the Partition Act 1876, where the fact that they are civil partners of each other is of relevance to the proceedings.