D.C. Mun. Regs. tit. 25-D, § 815
815.1 Areas designated for employees use shall be located so that equipment, devices, fixtures, linens, furnishings, garments, or other supplies are protected from contamination.
815.2 Lockers or other suitable facilities shall be located in a designated room or area where contamination of equipment, devices, fixtures, linens, furnishings, garments, or other supplies cannot occur.
Source: Final Rulemaking published at 56 DCR 7975 (October 9, 2009).