36 Pa. Stat. § 3504
Upon its signature on behalf of the State of New Jersey and by the Governor on behalf of the Commonwealth of Pennsylvania, the aforesaid compact or agreement shall be and become binding and shall have the force and effect of a statute of the Commonwealth of Pennsylvania, and The Delaware River Joint Commission shall thereupon become vested with all the powers, rights and privileges, and be subject to the duties and obligations, contained in said compact as though the same were specifically authorized and imposed by statute, and the Commonwealth of Pennsylvania shall be bound by all of the obligations assumed by it under said compact and the Governor shall transmit an original signed copy thereof to the Secretary of the Commonwealth for filing in his office.
36 P.S. § 3504