New Jersey Statutes Title 39. Motor Vehicles and Traffic Regulation 39 § 4-8.3

a. Notwithstanding the provisions of any other law to the contrary, the Commissioner of Transportation, in accordance with the provisions of this act, may by written order provide for the regulation of traffic and parking on public highways or transportation systems under the jurisdiction of the commissioner and for the establishment, operation, control and maintenance of official traffic control devices thereon where the provisions of chapter 4 of this Title authorize the commissioner to regulate such traffic and parking by rule or regulation. An order issued pursuant to this act shall conform to the same requirements of this Title concerning examination, investigation or study as apply in the case of the rule or regulation in place of which the order is being issued.

b. An order issued pursuant to subsection a. of this section shall be binding and enforceable in accordance with the provisions of this act and any official traffic control device established thereby shall conform to the “Manual on Uniform Traffic Control Devices.”

c. The provisions of this act shall not apply to public highways or transportation systems under the jurisdiction of a county or municipality.