The board of county commissioners of each county and the governing body of any municipality shall provide for the representation of indigent persons described in § 23A-40-6. The board or body shall provide this representation by any or all of the following:
(1) Establishing and maintaining an office of a public defender;
(2) Arranging with the courts in the county to appoint attorneys on an equitable basis through a systematic, coordinated plan; or
(3) Contracting with any attorney licensed to practice law in this state.
In those counties which have established an office of public defender, any proceedings after judgment may be assigned to the public defender. The provisions of chapter 5-18A do not apply to this section.