Federal Constitution of the United Mexican States (1824)
OF THE SUPREME EXECUTIVE POWER OF THE CONFEDERATION.
Of the persons to whom this Power is confided, and their Election.
Article 74. The supreme executive power is entrusted to a single individual, who shall be styled President of the United Mexican States.
Article 75. There shall also be a vice president, who shall discharge all the duties of the president, in case of physical or moral inability of the latter.
Article 76. In order to be president or vice president it is necessary to be born a Mexican citizen, to be thirty-five years of age at the time of election, and residing in the country.
Article 77. The president cannot be re-elected until the fourth year after his functions have ceased.
Article 78. He who has been elected president or vice president of the republic, will discharge these functions in preference to all others.
Article 79. The 1st of September, of the year immediately preceding that on which the new president ought to enter his office, the legislature of each state must elect, by an absolute majority of votes, two individuals, of which one at least shall not be a resident of such a state.
Article 80. When the vote has been taken, the legislatures shall forward to the president of the council of government, evidence of the act of election in due form, in order that he may dispose of the same in the manner prescribed by the regulations of the council.
Article 81. On the 6th of January following, the evidence, spoken of in the preceding section, shall be opened and read in joint session of the chambers, if two-thirds of the votes of the states have been received.
Article 82. When this evidence has been read, the senators shall retire and a committee, appointed by the chamber of deputies, and composed of one member from each state represented, shall give an account of the result.
Article 83. The chamber shall forthwith proceed to examine the election, and enumerate the votes.
Article 84. He who unites the absolute majority of the votes of the legislatures shall be president.
Article 85. If two were to possess a majority, he shall be president who has the greatest number of votes, and the other vice president. In case of equality, the chamber of deputies shall elect one as president, and the other shall be vice president.
Article 86. If neither have the absolute majority of votes of the legislatures, the chamber of deputies shall elect the president and vice president, choosing for each one having the greatest number of votes.
Article 87. When more than two individuals possess a majority, or equal number of votes, the chamber shall choose among them the president or vice president, choosing for each one having the greatest number of votes.
Article 88. If one have the absolute majority, and two or more an equality of votes, but greater than the rest, the chamber shall choose from those having the greatest votes.
Article 89. If all have an equal number of votes, the chamber shall choose a president and vice president from among the whole; as also, when one has a greater number, and the rest an equal number of votes.
Article 90. Should there be a tie, when voting upon the elections of the legislatures, the vote shall be repeated once, and if it still continues to be a tie, chance shall decide.
Article 91. In competitions between two or more, having an equal number of votes, the voting must be directed to reduce the competitors to two or one, in order that the remaining party be placed in competition with him who has the majority of votes.
Article 92. As a general rule, in voting for president and vice president, chance shall not be resorted to till after two votings.
Article 93. In voting on the elections of the legislatures, as well as on the nomination of the president and vice president, the representations of each state shall have but one vote; and in order to have a decision of the chamber, there must be an absolute majority of votes.
Article 94. In order to deliberate on the objects mentioned in the preceding article, there must concur more than one-half of the whole number of members, and three fourths of the deputies of the states.