D.C. Mun. Regs. tit. 23, § 706
706.1 No holder of a Retailer’s license Class A, B, C, or D who offers for sale on the licensed premises commodities other than alcoholic beverages shall remain open during hours when the sale of alcoholic beverages is prohibited unless the licensee keeps all of the alcoholic beverages upon the premises in a separate beverage compartment which is securely closed and locked or there is a licensed manager or owner on the premises during all hours when the sale of alcoholic beverages is prohibited.
SOURCE: Commissioner’s Order issued May 31, 1941; as published as 3 DCRR § 3.8; as amended by Final Rulemaking published at 35 DCR 4947 (June 24, 1988); as amended by Final Rulemaking published at 51 DCR 4309 (April 30, 2004); as amended by Final Rulemaking published at 55 DCR 12991 (December 26, 2008 – Part 2); as amended by Final Rulemaking published at 67 DCR 14479 (December 11, 2020).