Louisiana Constitution of 1974 Art. V, § 30. Vacancies

Section 30. When a vacancy occurs in the following offices, the duties of the office, until it is filled by election as provided by law, shall be assumed by the persons herein designated: (1) sheriff, by the chief criminal deputy; (2) district attorney, by the first assistant; (3) clerk of a district court, by the chief deputy; (4) coroner, by the chief deputy. If there is no such person to assume the duties when the vacancy occurs, the governing authority or authorities of the parish or parishes concerned shall appoint a qualified person to assume the duties of the office until filled by election.