LAW on the Implementation of the Statute of the International Criminal Court and the Prosecution of Crimes against International Law of War and Humanitarian Law
IV. LEGAL CONSEQUENCES OF PROCEEDINGS BEFORE THE INTERNATIONAL CRIMINAL COURT
Article 21
(4) If the adjudication of a court in the Republic of Croatia has become final, it shall not be enforced, and if the enforcement is under way, it shall be suspended upon the surrender of the person indicted to the International Criminal Court.
1. States Parties shall, in accordance with the provisions of this Part and under procedures of national law, comply with requests by the Court to provide the following assistance in relation to investigations or prosecutions:
(f) The temporary transfer of persons as provided in paragraph 7;
(a) The Court may request the temporary transfer of a person in custody for purposes of identification or for obtaining testimony or other assistance. The person may be transferred if the following conditions are fulfilled:
(i) The person freely gives his or her informed consent to the transfer; and
(ii) The requested State agrees to the transfer, subject to such conditions as that State and the Court may agree.
(b) The person being transferred shall remain in custody. When the purposes of the transfer have been fulfilled, the Court shall return the person without delay to the requested State.