§ 1. The defender of the bond, the legal representatives of the parties, as well as the promoter of justice, if involved in the trial, have the following rights: 1° to be present at the examination of the parties, the witnesses, and the experts, without prejudice to the prescript of can. 1559; 2° to inspect the judicial acts, even those not yet published, and to review the documents presented by the parties. § 2. The parties cannot be present at the examination mentioned in §1, n. 1.
Source: Code of Canon Law (Vatican.va)