N.J. Stat. § 39:3-19.2
The Director of Motor Vehicles shall have the authority to issue upon application therefor a license plate for school vehicles marked "School Vehicle Type I" or "School Vehicle Type II" as the application may indicate is warranted in accordance with the definition of these vehicles contained in R.S. 39:1-1. Except as otherwise provided in this section, every registration for a school vehicle shall expire and the certificate thereof shall become void on the last day of the eleventh calendar month following the month in which the certificate was issued.
School vehicles for which school vehicle registrations had been issued prior to the effective date of this act and which expire June 30, 1982 shall be issued registrations which, in the director's discretion, shall expire on a date to be fixed by him, which date shall not be sooner than 4 months nor later than 16 months following the date of issuance of the registration. The fees for such registrations shall be fixed by the director in amounts proportionately less or greater than the fees established by this section.
No fee shall be charged the United States Government, the State of New Jersey, a local school district, a regional school district, or a county vocational or technical school upon application for a Type I or Type II school vehicle license plate.
All other applicants for license plates herein authorized of the "School Vehicle Type I" kind shall pay an annual registration fee of $140.00. All other applicants for license plates herein authorized of the "School Vehicle Type II" shall pay an annual registration fee of $40.00.
N.J.S. § 39:3-19.2