Illinois Statutes Chapter 45. Interstate Compacts § 100/4. Consent and approval of compact by Congress

§ 4. The Bi-State Agency shall have power to apply to the congress of the United States for its consent and approval of the compact; but in the absence of such consent of congress and until the same shall have been secured, the compact shall be binding upon the State of Illinois in all respects permitted by law for the two states of Missouri and Illinois without the consent of congress to cooperate, for the purposes enumerated in the compact, and in the manner provided therein.