Chapter 31 Procedure to Extradite Suspects or Accused and Convicted Persons
Article 427
Procedure in Case of a Larger Number of Requests for Extradition
If the extradition of the same person has been requested by several foreign states due to different criminal offenses, precedence shall be given to the request of the state whose citizenship that person has, and if this state does not request extradition, then precedence shall be given to the request of the state on the territory of which the most severe criminal offense has been committed, and if the offenses are of the same gravity – precedence shall be given to the request of the state which was the first to request extradition.
7. Where a State Party which receives a request from the Court for the surrender of a person also receives a request from any State for the extradition of the same person for conduct other than that which constitutes the crime for which the Court seeks the person's surrender:
(a) The requested State shall, if it is not under an existing international obligation to extradite the person to the requesting State, give priority to the request from the Court;