D.C. Mun. Regs. tit. 25-D, § 509
509.1 Ice used in a massage establishment or health spa facility shall be made of water that complies with Chapter 6 of these regulations.
509.2 The licensee, manager, or massage therapist shall adhere to a routine maintenance and cleaning schedule for ice machines.
509.3 Ice shall be handled, transported and stored in a manner which protects it from contamination.
509.4 Ice machines that are provided for direct use by customers shall be designed to dispense ice cubes automatically from a storage area, which is within the machine and is inaccessible to the customer.
Source: Final Rulemaking published at 56 DCR 7975 (October 9, 2009).