La. Stat. tit. 36 § 353
There shall be a secretary of natural resources, who shall be appointed by the governor with consent of the Senate and who shall serve at the pleasure of the governor at a salary fixed by the governor, which salary shall not exceed the amount approved for the position by the legislature while in session. The secretary shall serve as the executive head and chief administrative officer of the Department of Energy and Natural Resources and shall have the responsibility for the policies of the department except as otherwise provided by this Title and for the administration, control, and operation of the functions, programs, and affairs of the department, provided that the secretary shall perform his functions under the general control and supervision of the governor. The secretary shall be an ex officio member of the State Mineral and Energy Board.
La. R.S. § 36:353