N.J. Stat. § 23:3-57
No person, above the age of 16 years or under the age of 70 years, shall take or attempt to take trout in any of the fresh waters of this State, unless he has first procured, as hereinafter provided, a special trout stamp, in addition to the license required by article 1 of chapter 3 of Title 23 of the Revised Statutes and unless at the time of fishing he has the license and stamp affixed to that license on his person, and exhibits the same for inspection to any warden, deputy warden, police officer or other person requesting to see them.
The stamp issued under this act shall be designated as the "special trout fishing stamp" and shall authorize its holder to take trout at the time and in the manner provided by law, or by the Fish and Game Code, and shall be invalid unless it contains the name of the licensee written in ink.
N.J.S. § 23:3-57