PART 14. SPECIAL PROCEEDINGS
CHAPTER 54. INTERRELATIONS OF COURTS, PROSECUTORS AND INQUEST BODIES WITH APPROPRIATE INSTITUTION OF FOREIGN COUNTRIES AND OFFICIALS IN LEGAL ASSISTENCE IN CRIMINAL CASES
Article 487. Postponement of extradition
If the person, whose extradition is required, was subjected to criminal liability or was convicted for another crime in the given state, his extradition can be postponed until the end of criminal prosecution, the execution of the verdict or release from punishment.
Postponement of execution of ICC request
Postponement - ongoing investigation or prosecution
EDIT.