Part 2 Arrest and delivery of persons
24 Delivery up of persons subject to criminal proceedings, &c
Schedule 2 makes provision for cases where the Secretary of State receives a request from the ICC for the arrest and surrender, or provisional arrest, of a person—
(a) against whom criminal proceedings are pending or in progress before a national court, or who has been dealt with in such proceedings,
4. If the person sought is being proceeded against or is serving a sentence in the requested State for a crime different from that for which surrender to the Court is sought, the requested State, after making its decision to grant the request, shall consult with the Court.