D.C. Mun. Regs. tit. 25-A, § 1910
1910.1 Returned empty containers intended for cleaning and refilling with food shall be cleaned and refilled in a regulated food processing plant, except as specified in §§ 1910.2 and 1910.3.⁹
1910.2 A food-specific container for beverages may be refilled at a food establishment if:
(a) Only a beverage that is not a potentially hazardous food (time/temperature control for safety food) is used as specified in § 815.1;
(b) The design of the container and of the rinsing equipment and the nature of the beverage, when considered together, allow effective cleaning at home or in the food establishment;
(c) Facilities for rinsing before refilling returned containers with fresh, hot water that is under pressure and not recirculated are provided as part of the dispensing system;
(d) The consumer-owned container returned to the food establishment for refilling is refilled for sale or service only to the same consumer; and
(e) The container is refilled by:
(1) An employee of the food establishment; or
(2) The owner of the container if the beverage system includes a contamination-free transfer process that cannot be bypassed by the container owner.
1910.3 Consumer-owned containers that are not food-specific may be filled at a water vending machine or system.
SOURCE: Final Rulemaking published at 50 DCR 4394 (June 6, 2003); as amended by Final Rulemaking published at 59 DCR 13690 (November 30, 2012).