N.J. Stat. Ann. § 39:8-2.2

During the 12 calendar months following the effective date of this act the Director of the Division of Motor Vehicles in the State Department of Law and Public Safety shall provide for the keeping open of such of the motor vehicle inspection stations as he shall designate from 8:00 A.M. to 8:00 P.M. on all the days of the week except Sundays. The said director shall make and enforce such rules, regulations and directions as may be necessary to effectuate the purposes of this act.