Can. 119

With regard to collegial acts, unless the law or statutes provide otherwise: 1/ if it concerns elections, when the majority of those who must be convoked are present, that which is approved by the absolute majority of those present has the force of law; after two indecisive ballots, a vote is to be taken on the two candidates who have obtained the greater number of votes or, if there are several, on the two senior in age; after the third ballot, if a tie remains, the one who is senior in age is considered elected; 2/ if it concerns other affairs, when an absolute majority of those who must be convoked are present, that which is approved by the absolute majority of those present has the force of law; if after two ballots the votes are equal, the one presiding can break the tie by his or her vote; 3/ what touches all as individuals, however, must be approved by all.