PART XII
Procedure in criminal cases in international relations
Chapter 67
Closing provisions
Art. 615 § 1. In relations with international criminal courts and their bodies operating subject to international agreements to which the Republic of Poland is a party, or appointed by international organizations established by means of an agreement ratified by the Republic of Poland, the provisions of this Part shall apply respectively.
§ 2. The provisions of this Part shall not apply if an international agreement to which the Republic of Poland is a party or a legal act regulating the operation of an international criminal tribunal provides otherwise.
EDIT.