D.C. Mun. Regs. tit. 24, § 314
314.1 If food service is to be provided within a sidewalk café, the provisions of this section shall be followed.314.2 A waiter, waitress, or an attendant shall be assigned to the sidewalk café for maintenance purposes at all times the sidewalk café is occupied by patrons.314.3 Food preparation or storage shall not be located within the sidewalk café area.314.4 All water pitchers, coffee pots and urns, utensils, condiments, containers, and other similar objects within a sidewalk café shall be protected from contamination.314.5 Sugar, salt, and other condiments shall be packaged or maintained in a covered container.314.6 Pre-setting of tables in a sidewalk café shall not be permitted unless the silverware is protected from contamination.314.7 Outdoor seating shall be counted in satisfying restroom requirements, including, but not limited to, quantity, access, and location.314.8 All access to a sidewalk café from the restaurant shall be provided with doors, screening, or other similar objects.314.9 Trash and refuse storage shall not be located in the vicinity of a sidewalk café.314.10 A structure or enclosure to accommodate the storage of garbage shall not be erected, maintained, or placed adjacent to a sidewalk café.
SOURCE: Final Rulemaking published at 30 DCR 4346 (August 26, 1983).