The director or any magistrate before whom any hearing under this subtitle is had may revoke the license of any person to drive a motor vehicle, when such person shall have been guilty of such willful violation of any of the provisions of this subtitle as shall, in the discretion of the magistrate, justify such revocation.
39:1-1. As used in this subtitle, unless other meaning is clearly apparent from the language or context, or unless inconsistent with the manifest intention of the Legislature:
"Magistrate" means any municipal court and the Superior Court, and any officer having the powers of a committing magistrate and the chief administrator.
For more information go to http://www.njlaws.com/Revocation_of_License_39.5-31.htm