Maryland Code, ALCOHOLIC BEVERAGES AND CANNABIS 27-1306
(b) The Board may issue the license to a holder of a Class A beer, wine, and liquor license.
(c) (1) The license authorizes the holder to allow the consumption for tasting in a quantity of:
(i) not more than 1 ounce of beer from each offering and 4 ounces from all offerings;
(ii) not more than 2 ounces of wine from each offering and 4 ounces from all offerings; and
(iii) not more than one-half ounce of liquor from each offering and 1.5 ounces from all offerings.
(2) The limits on consumption specified in paragraph (1) of this subsection apply to one individual in a day.
(d) In addition to the fee for any other license held by the license holder, the annual license fee is $100.