Maryland Health Occupations Section 4-313
§ 4-313.
  (a)   Each holder of a general license to practice dental hygiene, a teacher's license to practice dental hygiene, or a temporary license to practice dental hygiene shall display the license and any current renewal certificate conspicuously in the office where the holder is engaged in practice.
  (b)   Each holder of a general license to practice dentistry, a limited license to practice dentistry, or a teacher's license to practice dentistry shall keep the license and any current renewal certificate in the office where the holder is engaged in practice.
  (c)   (1)   Each holder of a general license to practice dentistry, a limited license to practice dentistry, or a teacher's license to practice dentistry shall notify the secretary of the Board in writing within 60 days of any change of office address.
    (2)   A licensee who fails to notify the secretary of the Board of any change of office address as provided in this subsection shall pay to the Board a late fee of $10.
  (d)   If a dentist is engaged in the private practice of dentistry in this State, the dentist shall display the notice developed under § 1-207 of this article conspicuously in the office where the dentist is engaged in practice.