Chapter I: General provisions.

The investigative measure is carried out under the supervision of the judge who ordered it when he does not carry it out himself. When the measure is ordered by a panel, the supervision is exercised by the judge who was in charge of the investigation. Failing this, it is exercised by the chairman of the panel if it has not been entrusted to a member of the panel. The supervision…

The president of the court may, in the interests of the proper administration of justice, appoint a judge with special responsibility for supervising the execution of investigative measures entrusted to a technician pursuant to Article 232.

The judge may travel outside his jurisdiction to carry out an investigative measure or to monitor its execution.

Where the remoteness of the parties or the persons who must assist with the measure, or the remoteness of the premises, makes travel too difficult or too expensive, the judge may instruct another court of equal or lower jurisdiction to carry out all or part of the operations ordered. The decision is transmitted with all relevant documents by the registry of the instructing court to the court instructed. As soon…

If several investigative measures have been ordered, they shall be carried out simultaneously whenever possible.

The investigative measure ordered may be executed immediately.

The parties and third parties who are required to assist with the investigative measures shall be summoned, as the case may be, by the clerk of the judge conducting the investigation or by the technician appointed. The summons is sent by registered letter with acknowledgement of receipt. The parties may also be summoned by giving their defence counsel a simple bulletin. The parties and third parties may also be summoned…

The parties may be assisted during the execution of an investigative measure. They may be excused from attending if the measure does not involve their personal hearing.