(a) The provisions of this compact entered into under this Act shall be severable, and if any phrase, clause, sentence, or provision of this compact is declared to be contrary to the constitution of any compacting state or of the United States, or if the applicability of this compact to any government, agency, person, or circumstance is held invalid, the validity of the remainder of this compact and the applicability of this compact to any government, agency, person, or circumstance shall not be affected.
     (b) If this compact entered into under this Act shall be held contrary to the constitution of any compacting state, the compact shall remain in full force and effect as to the remaining states and in full force and effect as to the state affected as to all severable matters. The provisions of this compact entered into under this Act shall be liberally construed to effectuate the purposes of this compact.