If any section, subsection, clause, phrase or word of this chapter or any provision adopted by reference herein is for any reason held to be invalid or unconstitutional by a court of competent jurisdiction, such invalidity or unconstitutionality shall not affect the validity or constitutionality of the remaining portions of this chapter or any provision adopted by reference herein. (Added by Res. 79-335 § 1, Nov. 5, 1979).