Can. 1378 §1. A priest who acts against the prescript of
⇒ can. 977 incurs a latae sententiae excommunication reserved to the Apostolic See.
§2. The following incur a latae sententiae penalty of interdict or, if a cleric, a latae sententiae penalty of suspension:
1/ a person who attempts the liturgical action of the Eucharistic sacrifice though not promoted to the sacerdotal order;
2/ apart from the case mentioned in §1, a person who, though unable to give sacramental absolution validly, attempts to impart it or who hears sacramental confession.
§3. In the cases mentioned in §2, other penalties, not excluding excommunication, can be added according to the gravity of the delict.
Can. 1379 In addition to the cases mentioned in
⇒ can. 1378, a person who simulates the administration of a sacrament is to be punished with a just penalty.