(a) The voters of the 110th Judicial District elect a district attorney.
(b) The commissioners court of Briscoe or Dickens County may supplement the state salary of the district attorney in an amount set by the commissioners court. The commissioners court may pay the supplemental salary from the officers’ salary fund, the general fund, any other available fund, or any combination of those funds.

(c) If there is no county attorney in Briscoe, Dickens, Floyd, or Motley County, the district attorney may perform the duties of county attorney for the county. The commissioners court of the county in which the district attorney is performing the duties of county attorney may compensate the district attorney for the prosecution of misdemeanors in the county. The commissioners court shall determine the amount of the compensation and the manner of its payment.