La. Const. art. IV, § 1 – Composition; Number of Departments; Reorganization

(A) Composition. The executive branch shall consist of the governor, lieutenant governor, secretary of state, attorney general, treasurer, commissioner of agriculture, commissioner of insurance, superintendent of education, commissioner of elections1, and all other executive offices, agencies, and instrumentalities of the state.
(B) Number of Departments. Except for the offices of governor and lieutenant governor, all offices, agencies, and other instrumentalities of the executive branch and their functions, powers, duties, and responsibilities shall be allocated according to function within not more than twenty departments. The powers, functions, and duties allocated by this constitution to any executive office or commission shall not be affected or diminished by the allocation provided herein except as authorized by Section 20 of this Article.
(C) Reorganization. Reallocation of the functions, powers, and duties of all departments, offices, agencies, and other instrumentalities of the executive branch, except those functions, powers, duties, and responsibilities allocated by this constitution, shall be as provided by law.
¹NOTE: Acts 2001, No. 451, provided, effective January 12, 2004, for the appointment in lieu of election of the commissioner of elections and for the merger and consolidation of the Department of Elections and Registration with the Department of State pursuant to Art. IV, §20 of the constitution.