Maryland Code, Health Occupations § 3-407

(1) The use of the trade name is not deceptive or misleading;

(2) The advertisement in which the trade name appears includes the name of the licensed chiropractor or the name of the business entity providing the chiropractic services being advertised as long as the advertisement includes the name of a licensed chiropractor;

(3) The name of the licensed chiropractor providing chiropractic services appears on the billing invoices, stationery, and on any receipt given to a patient; and

(4) Treatment records are maintained that clearly identify the licensed chiropractor who has performed the chiropractic service for the patient.