The provisions of this Chapter are severable, and if any provision of this Chapter is held invalid by a court of competent jurisdiction, the invalidity shall not affect other provisions of this Chapter which can be given effect without the invalid provision. (1983, c. 789, s. 1; 1985 (Reg. Sess., 1986), c. 1011, s. 1; 1989, c. 500, s. 109(e); 1989 (Reg. Sess., 1990), c. 1074, s. 32(b).)