Title XXIV: Of the Process of Beatification of Servants of God by the Way of Non-Cult

§ 1. The persons who have a part in the process, whether it is to be instructed by local Ordinaries by their own right or by delegates of the Apostolic See, namely judges, the promoter of the faith and sub-promoters, the notary and adjunct, must, at the beginning of each process, according to the formula prescribed by the Sacred Congregation, take an oath concerning the office to be faithfully fulfilled, concerning secrecy to be observed up to the publication of the process, and concerning gifts of any kind not to be accepted.

§ 2. The Ordinary, even if he does not act the parts of judge, is nevertheless held to take an oath concerning secrecy to be observed.

§ 3. Besides the oath concerning secrecy to be observed, witnesses, no one excepted or dispensed, must moreover swear concerning the truth to be spoken before they are interrogated, and concerning the truth of what has been said after interrogation has been made; experts, interpreters, revisers, and the scribe must swear concerning the office to be well fulfilled before they carry out expert examination, translation from one language into another, revision, or transcription; and concerning the office well fulfilled after the expert examination, translation, transcription, or revision has been completed. The courier or messenger also is to take an oath concerning the office to be faithfully discharged.

§ 4. Postulators and vice-postulators must take the oath of calumny, that is, they are to swear that they will speak the truth throughout the whole process and use no fraud.

§ 5. Before the Sacred Congregation, as regards the oath, its own law is to be observed.