Louisiana constitution
Article 10
Section 24

(B) Procedure. Impeachment shall be by the House of Representatives and trial by the Senate, with senators under oath or affirmation for the trial. The concurrence of two-thirds of the elected senators shall be necessary to convict. The Senate may try an impeachment whether or not the House is in session and may adjourn when it deems proper. Conviction upon impeachment shall result in immediate removal from office. Nothing herein shall prevent other action, prosecution, or punishment authorized by law.