D.C. Mun. Regs. tit. 25-B, § 2005
2005.1 Food preparation sinks, handwashing sinks, and warewashing equipment shall not be used to clean maintenance tools, to prepare or hold maintenance materials, or for the disposal of mop water and similar liquid wastes.
SOURCE: Final Rulemaking published at 56 DCR 5245 (July 3, 2009).