Article D15-5-2 of the French Code of Criminal Procedure
The officer or agent of the judicial police responsible for the arrangements for police custody may request by any means an officer or agent of the judicial police belonging to a territorially competent service other than the one in charge of the investigation to carry out the following steps: 1° Notify the persons mentioned in article 63-2; 2° Contact the lawyer appointed or assigned to assist the person in police…