D.C. Mun. Regs. tit. 22-C, § 5602
5602.1 A retailer may operate and sell medical cannabis, and a retailer with a retail delivery endorsement may deliver medical cannabis, on any day and at any time except between the hours of 11:00 p.m. and 7:00 a.m.5602.2 A licensed courier, cultivation center, internet retailer, manufacturer, and testing laboratory shall not be open to the public.5602.3 A manufacturer may operate its business twenty-four (24) hours a day.5602.4 A cultivation center may operate its business twenty-four (24) hours a day.5602.5 A testing laboratory may operate on any day and at any time except between the hours of 9:00 p.m. and 5:00 a.m.5602.6 A registered cultivation center or its contracted agent may deliver to medical cannabis dispensaries on any day and at any time except between the hours of 9:00 p.m. and 7:00 a.m.5602.7 A registered testing laboratory or its contracted agent may collect medical cannabis samples from a cultivation center on any day and at any time except between the hours of 9:00 p.m. and 5:00 a.m.5602.8 A courier and internet retailer may operate, sell, and deliver medical cannabis on any day and at any time except between the hours of 11:00 p.m. and 7:00 a.m.5602.9 A registered cultivation center or testing laboratory shall permit only a registered director, officer, member, incorporator, agent, manager, employee, or government or law enforcement official on the registered premises.5602.10 The Board may further limit the hours of operation for a medical cannabis business on a case-by-case basis as a condition of registration in response to written comments received from an ANC in the affected ward, or as the result of the dispensary, cultivation center, or testing laboratory's failure to comply with the Act, or this subtitle.5602.11 A medical cannabis business may maintain its websites, mobile applications, and third-party listings active after its Board-approved hours and receive internet orders for medical cannabis so long as no medical cannabis is dispensed or delivered to a qualifying patient, caregiver, or courier until its Board-approved hours permit the business to open.
SOURCE: Emergency and Third Proposed Rulemaking published at 58 DCR 3299 (April 15, 2011)[EXPIRED]; as Medical Cannabis
amended by Emergency and Fourth Proposed Rulemaking published at 58 DCR 7207 (August 12, 2011)[EXPIRED]; as amended by Final Rulemaking published at 58 DCR 10128, 10199 (December 2, 2011); as amended by Final Rulemaking published at 66 DCR 10217 (August 9, 2019); as amended by Final Rulemaking published at 71 DCR 002388 (March 8, 2024); as amended by Final Rulemaking published at 73 DCR 002136 (February 20, 2026).