N.J. Stat. § 40:37-136
Whenever a municipality has, prior to March nineteenth, one thousand nine hundred and twenty-three, transferred to the county park commission the care, custody and control of any street, avenue or road, the whole of which is not within the boundaries of that municipality, and which street, avenue or road is not within any park or reservation under the control of the park commission, and whenever the park commission shall determine that it is for the public interest that the care, custody and control of the street, avenue or road should be returned to the municipality, the county park commission may return to the municipality the care, custody and control of the street, avenue or road, if the municipality by ordinance or resolution, consents to its return.
N.J.S. § 40:37-136