New Jersey Statutes Title 39. Motor Vehicles and Traffic Regulation 39 § 3-63

The director is hereby authorized to promulgate regulations in his discretion not inconsistent with this article, governing the size, type, construction, location and use of lamps, turn signals, and reflectors, and to exclude from compliance with the requirements of this article any vehicle when in his discretion the construction or use of the vehicle makes compliance impracticable. The authority granted herein to regulate reflectors includes the power to regulate any retroreflective surface on a vehicle. In promulgating such regulations, the director shall take into account and so far as he deems appropriate be guided by established applicable standards or recommended practices.