II. Specific provisions
D. Custody pending surrender, surrender and transit
Custody pending surrender and orders for surrender
Article 27
(a) at the request of the International Criminal Court
(4) The decision on surrender shall be deferred only in the event of a challenge of admissibility pursuant to Article 5(2) above until the decision by the International Criminal Court. In the event of a challenge of jurisdiction pursuant to articles 17 to 19 of the Rome Statute by a third country, the procedure in Article 30 below shall apply.
Postponement of execution of ICC request
Postponement - admissibility challenge
EDIT.