Me. Rev. Stat. tit. 14, § 6358

The provisions of this compact shall be severable and if any phrase, clause, sentence or provision of this compact is declared to be contrary to the constitution of any participating state, or in the case of a component governmental unit, to the constitution of the state of which it is a part, or the applicability thereof to any government, agency, person or circumstance is held invalid, the validity of the remainder of this compact and the applicability thereof to any government, agency, person or circumstance shall not be affected thereby. If this compact shall be held invalid or contrary to the constitution of any government participating therein the compact shall remain in full force and effect as to the remaining governments and in full force and effect as to the government affected as to all severable matters. It is the intent that the provisions of this compact shall be reasonably and liberally construed. <div