When the public prosecutor, examining magistrate or president of the court hearing the proceedings is contacted by the judicial authority of a Member State in which criminal proceedings are in progress concerning the same persons for the same facts, he shall send him a reply at the latest within ten days of receipt of the request where the person being prosecuted is in pre-trial detention or in police custody.
The competent judicial authority shall communicate in particular the contact details of the authority in charge of the criminal proceedings as well as the state of progress of the criminal proceedings and, if a final decision has been handed down, the nature of that decision. It may provide any other relevant additional information.