Md. Code, Health Occupations § 3–310

(a) If a chiropractor fails for any reason to renew the license of the chiropractor, the Board shall reinstate the license if the chiropractor:

(1) Applies to the Board for reinstatement of the license within 5 years after the license expires;

(2) Meets the renewal requirements of § 3-308 of this subtitle;

(3) Pays to the Board the reinstatement fee set by the Board; and

(4) Passes the law and regulations portion of the Board’s examination.

(b) The Board may not reinstate the license of a chiropractor who fails to apply for reinstatement of the license within 5 years after the license expires. However, the chiropractor may become licensed by meeting the current requirements for obtaining a new license under this title.