If any provision of this subchapter or its application to any person or circumstance is held invalid, the invalidity does not affect other provisions or applications of this subchapter which can be given effect without the invalid provision or application, and, to this end, the provisions of this subchapter are severable. (Added 2009, No. 116 (Adj. Sess.), § 2, eff. Jan. 1, 2011.)