N.J. Stat. § 45:6-11
Every person practicing dentistry in this state shall, upon demand in writing made by the secretary-treasurer of the board, furnish, within thirty days after said demand to the secretary-treasurer, the name and address of each and every person practicing dentistry, or assisting in the practice thereof, in the office of such person. For failure so to do, he shall be liable to a penalty of twenty-five dollars, and costs. Every person practicing dentistry in this state shall at all times display his registration certificate for the current year in a conspicuous place in his main operating room where the same shall be in plain view of patients, and every person who practices dentistry within the meaning of this chapter without having such certificate on display as herein required shall be liable to a penalty of fifty dollars, besides costs. Every member and employee of the board, when identified as herein provided, shall be authorized during ordinary business hours to enter and inspect any dental office or dental laboratory for the purpose of enforcing the provisions of this chapter. Each member and employee of the board shall, when inspecting any dental office or laboratory, carry and exhibit when properly requested, a card stating his name and connection with the board, verified by the signatures of the president and secretary-treasurer of the board and by its seal.
N.J.S. § 45:6-11