If any provision of this part and parts 3-5 of this chapter or the application of any provision to any person or circumstances is held invalid, the invalidity does not affect other provisions or applications of this part and parts 3-5 of this chapter that can be given effect without the invalid provisions or applications, and to this end the provisions of this part and parts 3-5 of this chapter are severable.
T.C.A. § 66-27-210