Canon 491. §1 The diocesan Bishop is to ensure that the acts and documents of the archives of cathedral, collegiate, parochial and other churches in his territory are carefully kept and that two copies are made of inventories or catalogues. One of these copies is to remain in its own archive, the other is to be kept in the diocesan archive.

§2 The diocesan Bishop is to ensure that there is an historical archive in the diocese, and that documents which have an historical value are carefully kept in it and systematically filed.

§3 In order that the acts and documents mentioned in §§1 and 2 may be inspected or removed, the norms laid down by the diocesan Bishop are to be observed.

§1. Curet Episcopus dioecesanus ut acta et documenta archivorum quoque ecclesiarum cathedralium, collegiatarum, paroecialium, aliarumque in suo territorio exstantium diligenter serventur, atque inventaria seu catalogi conficiantur duobus exemplaribus, quorum alterum in proprio archivo, alterum in archivo dioecesano serventur.

§2. Curet etiam Episcopus dioecesanus ut in dioecesi habeatur archivum historicum atque documenta valorem historicum habentia in eodem diligenter custodiantur et systematice ordinentur.

§3. Acta et documenta, de quibus in §§1 et 2, ut inspiciantur aut efferantur, serventur normae ab Episcopo dioecesano statutae.