N.J. Stat. § 32:11D-108
This compact shall become binding and effective 30 days after the enactment of concurring legislation by the Federal Government, the States of Delaware, New Jersey and New York, and the Commonwealth of Pennsylvania. The compact shall be signed and sealed in 6 duplicate original copies by the respective chief executives of the signatory parties. One such copy shall be filed with the Secretary of State of each of the signatory parties or in accordance with the laws of the State in which the filing is made, and 1 copy shall be filed and retained in the archives of the commission upon its organization. The signatures shall be affixed and attested under the following form:
"In Witness Whereof, and in evidence of the adoption and enactment into law of this compact by the Congress and Legislatures, respectively, of the signatory parties, the President of the United States and the respective Governors do hereby, in accordance with authority conferred by law, sign this compact in 6 duplicate original copies, as attested by the respective Secretaries of State, and have caused the seals of the United States and of the respective States to be hereunto affixed this day of, 19 ."
N.J.S. § 32:11D-108