N.J. Stat. Ann. § 2C:58-4.1

In addition to the requirements of N.J.S. 2C:58-4 any application to carry a handgun by an employee of an armored car company shall be accompanied by a letter from the chief executive officer of the armored car company verifying employment of the applicant; endorsing approval of the application; and agreeing to notify the superintendent forthwith upon the termination of the employee of any person to whom a permit is issued and to obtain from the employee the permit which shall thereupon be surrendered to the superintendent.