Chapter IV
Request of the International Court
Article 9. Form of a request from the International Court and conditions of its receiving
5. If the Responsible Agency considers that a request of the International Court is not acceptable or refuses to execute the request, it shall immediately inform the International Court of considering the request unacceptable or refusal to execute the request, providing reasoning for either decision. Before final refusal to execute the request, the Responsible Agency shall consult with the International Court.
EDIT.