Chapter 19
INTERNATIONAL CO-OPERATION IN CRIMINAL PROCEDURE
Division 2
Extradition
Subdivision 2
Procedure for Extradition of Persons to Foreign States
ยง 454. Surrender of person claimed
(2) A person claimed may be released from provisional custody if the requesting state fails to take the person over within fifteen days after the due date for the surrender. A person claimed shall be released from provisional custody if the requesting state fails to take the person over within thirty days after the due date for the surrender.
Provisional arrest
Provisional arrest for ICC proceedings - national procedures
Provisional arrest - release - ICC proceedings
EDIT.