The public prosecutor and the civil party shall serve on the accused, the accused shall serve on the public prosecutor and, if applicable, on the civil party, as soon as possible and at least one month before the opening of the hearings, the list of persons they wish to be heard as witnesses.
The names of the experts called to give an account of the work for which they have been responsible during the investigation must be served under the same conditions.
The writ of service must mention the surnames, first names, occupations and residence of these witnesses or experts.
The summonses made at the request of the parties shall be at their own expense, as well as the compensation of the witnesses summoned, if they so request. However, the public prosecutor is required to summon at his request the witnesses, a list of whom has been communicated to him by the parties, at least one month and ten days before the opening of the debates; this list may not contain more than five names.