New Jersey Statutes Title 39. Motor Vehicles and Traffic Regulation 39 § 3B-2

a. There shall be displayed on every bus subject to the provisions of section 1 of P.L.1965, c. 119 (C.39:3B-1) signs or legends which will, insofar as practicable, inform the driver of any vehicle concerning the duty imposed upon him by law with respect to passing a bus, while it is loading or unloading.The signs or legends shall be in a color, form, and design as will meet the requirements prescribed by the State Board of Education, which requirements shall not be inconsistent with the provisions of this Title or any rule or regulation made pursuant thereto.

b. An agency, board of education, nonpublic school, or school bus contractor operating a school bus subject to the provisions of section 1 of P.L.1965, c. 119 (C.39:3B-1) shall display across the rear of the school bus a telephone number, website address, or other identifying information which shall allow the public to report a bus driver's misconduct while operating the school bus to the board of education or nonpublic school for which the school bus provides transportation. The lettering shall be of a color that contrasts with the color of the school bus.