Chapter II

Article 46.
The Senate shall be composed of two Senators from each
Province, chosen by the Legislatures thereof by plurality of
vote, and two from the capital elected in the form prescribed
for the election of the President of the Nation. Each Senator
shall have one vote.

Article 47.
No person shall be a Senator who shall not have attained the
age of thirty years, been six years a citizen of the Nation,
enjoy an annual rent or income of two thousand hard-dollars,
and be a native of the Province which elects him, or a
resident of the same for the two years immediately preceding.

Article 48.
The Senators shall enjoy their trust for nine years, and are
indefinitely re-eligible; but the Senate shall be renewed by
thirds each three years, and shall decide by lot, as soon as
they be all re-united, who shall leave at the end of the first
and second triennial periods.

Article 49.
The Vice-President of the Nation shall be President of the
Senate; but shall have no vote, except in a case of a tie.

Article 50.
The Senate shall choose a President pro-tempore who shall
preside during the absence of the Vice-President, or when he
shall exercise the office of President of the Nation.

Article 51.
The Senate shall have sole power to try all impeachments
presented by the House of Deputies. When sitting for that
purpose they shall be under oath. When the President of the
Nation is tried, the Chief Justice shall preside. No person
shall be convicted without the concurrence of two-thirds of
the members present.

Article 52.
Judgment in case of impeachment, shall not extend farther than
to removal from office, and disqualification to hold and enjoy
any office of honor, trust, or profit under the Nation. But
the party convicted shall, nevertheless, be liable to
indictment, trial, judgment and punishment according to law,
before the ordinary tribunals.

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Article 53.
It belongs, moreover, to the Senate, to authorize the
President to declare martial law in one or more points of the
Republic, in case of foreign aggression.

Article 54.
When any seat of a Senator be vacant by death, resignation or
other reason, the Government to which the vacancy belongs,
shall immediately proceed to the election of a new member.