Title 19, Chapter 11, Section 23
(a) The district attorneys of this state shall be authorized to
render such assistance to the department as the department may
request and to file and prosecute, in any of the several courts of
this state or of the United States, such civil or criminal actions
on behalf of the department as may be necessary to ensure the proper
enforcement of this article.
(b) When acting pursuant to subsection (a) of this Code section, the
district attorney shall represent the department and the department
shall be the sole client of the district attorney.