N.J. Stat. § 32:1-154.4: Traffic lights, signs, signals or orders

All persons in or upon vehicular crossings must at all times comply with any lawful order, signal or direction by voice or hand of any member of the Port Authority police force. When traffic is controlled by traffic lights, signs or by mechanical or electrical signals, such lights, signs and signals shall be obeyed unless a Port Authority police officer directs otherwise.

L.1950, c. 192, p. 430, s. 4.