WAC 246-215-06255
WAC 246-215-06255. Functionality — Toilet rooms, enclosed (FDA Food Code 6-202.14)
Except where a toilet room is located outside a food establishment and does not open directly into the food establishment such as a toilet room that is provided by the management of a shopping mall, a toilet room located on the premises must be completely enclosed and provided with a tight-fitting and self-closing door.