Maryland Code, Business Regulation § 17-1702

(1) be commercially prepackaged food or ready-to-eat food;

(2) be prepackaged in tamper-evident packaging; and

(3) contain the following information on the packaging label:

(1) maintains an internal temperature:

(2) has self-closing doors;

(3) has doors that allow the food on display to be viewed without opening the door to the refrigerator, refrigerated cooler, or freezer; and

(4) has an automated self-locking feature that prevents a consumer from accessing the food on the occurrence of any condition that results in the failure of the refrigerator, refrigerated cooler, or freezer to maintain the internal temperature required under item (1) of this subsection.

(d)(1) The owner or operator of a micro market shall post a sign that is clearly visible to the consumer near the micro market entryway or while using the electronic payment device that includes the following information:

(2) The sign posted under paragraph (1) of this subsection shall be in English and, at the discretion of the owner or operator of the micro market, in any other language of the consumers of the micro market.