(a) At the request of the department, the attorney general or the appropriate district or county attorney shall institute and conduct in the name of the state a suit for a violation of this subtitle or a rule adopted under this subtitle.
(b) On his own initiative, the attorney general or district or county attorney may maintain an action for a violation of this subtitle or a rule adopted under this subtitle in the name of the state.
(c) Venue may be maintained in Travis County or in the county in which the violation occurred.
(d) The district court may grant any prohibitory or mandatory injunctive relief warranted by the facts, including a temporary restraining order, temporary injunction, or permanent injunction.