Tenn. Code Ann. § 68-213-105

In addition to the penalties herein provided, the department or governing body may cause the enforcement of any orders or rules issued by it to carry out this chapter by instituting legal proceedings to enjoin the violation of this chapter and the orders or rules of the department or governing body in any court of competent jurisdiction, and such court may grant a temporary or permanent injunction restraining the violation thereof. The district attorney general in whose jurisdiction a violation of this chapter occurs or the attorney general and reporter shall institute and prosecute such suits when necessity therefor has been shown by those herein clothed with the power of investigation.