Upon request of the director, it shall be the duty of the attorney general to institute and prosecute civil enforcement actions or injunctive actions as provided in section 39-108, Idaho Code, and to prosecute actions or proceedings for the enforcement of any criminal provisions of this chapter. In addition, when deemed by the director to be necessary, the director may retain or employ private counsel. The attorney general may delegate the authority and duty under this section to prosecute criminal actions to the prosecuting attorney of the county in which such a criminal action may arise.