D.C. Mun. Regs. tit. 24, § 606
606.1 Licensed premises shall be open during business hours to inspection by authorized agents of the District government.
606.2 No person shall obstruct or interfere with any District agent when the agent is on official inspection business.
SOURCE: Article 28, §2(b) of the Police Regulations (1981) (as section 609); as amended by Final Rulemaking published at 56 DCR 7303 (September 4, 2009).