A. The office of second assistant district attorney of the Third Judicial District of Louisiana is hereby created.
B. The second assistant district attorney shall receive as compensation for his services as such officer, in addition to the annual salary paid by the state of Louisiana, such additional salary as the police jury of Lincoln Parish may provide, and such additional salary as the police jury of Union Parish may provide. If either police jury chooses to pay an additional salary, each salary shall be payable on the warrant of the second assistant district attorney.