Louisiana constitution
Article 11
Section 5

The governing authority of each parish shall appoint a registrar of voters, in the manner provided by law. The compensation, removal from office for cause, bond, powers, qualifications, and functions of the registrar shall be provided by law. Upon qualifying as a candidate for other public office, a registrar shall forfeit his office. No law shall provide for the removal from office of a registrar by the appointing authority.