N.J. Stat. § 40A:14-153
Whenever an award shall be made to a member or officer of the police department or force for heroic or meritorious service by a national or Statewide police service organization or a governmental or voluntary agency, a record of such award shall be made by the chief or other person in charge of the department or force of which the recipient is a member or officer, and it shall constitute part of his service record. If the recipient receives a bar, medal or other similar device representing said award which conveniently can be worn, upon authorization, it shall be worn above or opposite the police badge, whichever is appropriate. Medals awarded by the Fraternal Order of Police Grand Lodge, the Fraternal Order of Police New Jersey State Lodge, Honor Legion or the New Jersey State Policemen's Benevolent Association shall not require authorization to be worn. Unauthorized persons shall not wear any such bar or device or imitation thereof.
N.J.S. § 40A:14-153