Louisiana Constitution adopted Nov. 22, 1913
Article 87
Art. 87. The State shall be divided into four Supreme Court districts, and the Supreme Court shall always be composed of justices elected from said districts. The parishes of Orleans, St. John the Baptist, St. Charles, St. Bernard, Plaquemines, and Jefferson, shall compose the first district, from which two justices shall be elected.
The parishes of Caddo, Bossier, Webster, Bienville, Claiborne, Union, Lincoln, Jackson, Caldwell, Ouachita, Morehouse, Richland, Franklin, West Carroll, East Carroll, Madison, Tensas, Concordia, Catahoula and La Salle, shall compose the second district, from which one justice shall be elected.
The parishes of DeSoto, Red River, Winn, Grant, Natchitoches, Sabine, Vernon, Allen, Beauregard, Calcasieu, Cameron, Jefferson Davis, Rapides, Avoyelles, Point Coupee, West Baton Rouge, Iberville, St. Landry, Evangeline, Acadia, Lafayette, and Vermilion, shall compose the third district, from which one justice shall be elected.
The parishes of St. Martin, Iberia, St. Mary, Terrebonne, Lafourche, Assumption, Ascension, St. James, East Baton Rouge, Bast Feliciana, West Feliciana, St. Helena, Livingston, Tangipahoa, St. Tammany, and Washington shall compose the fourth district, from which one justice shall be elected.
The Justices of the Supreme Court, as now constituted, shall serve until the expiration of their respective terms, and their successors shall be elected each for a term of twelve years at the Congressional Election next preceding such expiration of term.
When the office of Chief Justice becomes vacant, either by death, resignation, removal from office, or otherwise, the Associate Justice who has served the longest time shall, by virtue of said length of service, become Chief Justice.