D.C. Mun. Regs. tit. 20, § 2107
2107.1 No person, agent, or employee of any person shall, in the course of doing business, distribute any free cigarettes or other tobacco products to any person on any public street, public sidewalk, public park, playground, in a public building, other public property, or private property open to the public.
2107.2 A person may distribute free cigarettes or other tobacco products only under the following circumstances:
SOURCE: As amended by Final Rulemaking published at 54 DCR 10623 (November 2, 2007).