Canon 976

1. One is removed from an ecclesiastical office by the law itself: (1) who has lost the clerical state; (2) who has publicly defected from the Catholic faith or from the communion of the

Catholic Church; (3) a cleric who has attempted marriage even if

only civilly. 2. The removal from office referred to in 1,

nn. 2 and 3 can be enforced only if it is established by the declaration of a competent authority.