Texas Human Resources Code - HUM RES § 161.110. Legal Representation of Department

(a) Except as provided by Subsection (b), (c), or (f), the prosecuting attorney representing the state in criminal cases in the county court shall represent the department in any proceeding under this subchapter unless the representation would be a conflict of interest.

(b) If the attorney representing the state in criminal cases in the county court is unable to represent the department in an action under this subchapter because of a conflict of interest, the attorney general shall represent the department in the action.

(c) If the attorney general is unable to represent the department in an action under this subchapter, the attorney general shall deputize an attorney who has contracted with the department under Subsection (d) or an attorney employed by the department under Subsection (e) to represent the department in the action.

(d) Subject to the approval of the attorney general, the department may contract with a private attorney to represent the department in an action under this subchapter.

(e) The department may employ attorneys to represent the department in an action under this subchapter.

(f) In a county having a population of more than 2.8 million, the prosecuting attorney representing the state in civil cases in the county court shall represent the department in any proceeding under this subchapter unless the representation would be a conflict of interest.  If such attorney is unable to represent the department in an action under this subchapter because of a conflict of interest, the attorney general shall represent the department in the action.