N.J. Stat. Ann. § 45:22A-56

8. Nothing in this act shall be construed as precluding any unit owner, proprietary lessee or other occupant in a proprietary campground facility, who does not have a residence in the school district in which the proprietary campground facility is located, from entering into a voluntary agreement with the school district, or with any other school district, on a tuition-paying basis and subject to acceptance of such terms and conditions as may be mutually agreed upon.