131. The relations between the Senate and the House of Representatives, not provided for in this Constitution, shall be governed by the Law of Relations between the 2 co-legislative bodies. An appeal regarding an unconstitutional matter shall lie against any resolution that violates the said Law.
Section 5.—Congress and its attributes
132. Congress shall assemble, in its own right and without necessity fora call, twice a year. It shall not function less than 60 business days, in each one of the sessions, nor more than 140 days in both together. One session shall begin the third Monday in September and the other the third Monday in March.
The Senate and the House of Representatives shall meet in special session in the cases and in the manner determined by their rules or established by the Constitution or by law, and when the President of the Republic calls them in accordance with this Constitution. In the said cases only the matter or matters giving rise to the special session shall be treated.
133. The Senate and the House of Representatives shall sit as a single body:
(a) To proclaim the President and Siew President of the Republic, on the strength of the respective election certificate submitted by the Superior Electoral Court.
If this certificate shows a tie between two or more candidates, Congress shall proceed to elect the President from among the candidates who received equal votes in the general election.
If there is a tie in Congress also, another ballot shall be taken, and if this is likewise a tie, the President shall cast the deciding vote.
The procedure established in the preceding paragraphs shall be applicable to the Vice-President of the Republic.
(b) In the other cases established by the Law of Relations between the two co-legislative bodies.
When the Senate and the House of Representatives sit as a single body, the President of the Senate, in his character of President of Congress, shall preside, and, in his absence, the Speaker of the House of Representatives, as Vice-President of said Congress.
