Can. 1391

The following are to be punished with the penalties mentioned in can. 1336 §§ 2-4, according to the gravity of the offence:

1. 1°

   a person who composes a false public ecclesiastical document, or who changes, destroys, or conceals a genuine one, or who uses a false or altered one;

2. 2°

   a person who in an ecclesiastical matter uses some other false or altered document;