N.C. Gen. Stat. § 90-40
If any person shall practice or attempt to practice dentistry in this State without first having passed the examination and obtained a license from the North Carolina Board of Dental Examiners or having obtained a provisional license from said Board; or if he shall practice dentistry after March 31 of each year without applying for a certificate of renewal of license, as provided in G.S. 90-31; or shall practice or attempt to practice dentistry while his license is revoked, or suspended, or when a certificate of renewal of license has been refused; or shall violate any of the provisions of this Article for which no specific penalty has been provided; or shall practice or attempt to practice, dentistry in violation of the provisions of this Article; or shall practice dentistry under any name other than his own name, said person shall be guilty of a Class 1 misdemeanor. Each day's violation of this Article shall constitute a separate offense.
N.C. Gen. Stat. § 90-40