PDFWAC 246-215-03345
Preventing contamination from equipment, utensils, and linens—Using clean tableware for second portions and refills (FDA Food Code 3-304.16).
(1) Except for refilling a consumer's drinking cup or container without contact between the pouring utensil and the lip-contact area of the drinking cup or container, food employees may not use tableware, including single-service articles, soiled by the consumer, to provide second portions or refills.
(2) Except as specified in subsection (3) of this section, self-service consumers may not be allowed to use soiled tableware, including single-service articles, to obtain additional food from the display and serving equipment.
(3) Drinking cups and containers may be reused by self-service consumers if refilling is a contamination-free process as specified under WAC 246-215-04230 (1), (2), and (4).