(a) A take-home food container returned to a food establishment may not be refilled at an establishment with a potentially hazardous food.
(b) Except as specified in Chapter 3, Section 56(c), a take-home food container refilled with food that is not potentially hazardous shall be cleaned as specified under Chapter 7, Section 37(b).
(c) Personal take-out beverage containers, such as thermally insulated bottles, nonspill coffee cups and promotional beverage glasses, may be refilled by employees or the consumer if refilling is a contamination-free process as specified under Chapter 6, Section 30(a)(i), (ii) and (iv).
010-3 Wyo. Code R. § 3-56