Maryland Code, ALCOHOLIC BEVERAGES AND CANNABIS 20-1903
(i) the personal or business reason or emergency meets standards that the Board sets by regulation; and
(ii) the absence lasts for not more than 2 hours.
(2) The Board shall require the license holder to keep a log book on the licensed premises that documents each temporary absence, the length of time of the absence, and the reason for the absence, in the form that the Board requires.
(b) A license holder who violates this section is subject to:
(1) for a first offense, a $100 fine; and
(2) for each subsequent offense, a fine not exceeding $500 or a suspension or revocation of the license or both.