Part 1
General Provisions
9. Obligation to consult, and rejection of requests from the International Criminal Court
1. Matters arising shall be resolved through consultations with the International Criminal Court, in particular where the execution of a request from the International Criminal Court would:
(4) conflict with international obligations whereby the consent of a sending State is required to surrender a person of that State to the Court (article 98(2) of the Statute).
Obligations towards the sending State
EDIT.