| Note: | Some industries may have additional rules on bathrooms and washing facilities. Some examples include: |
| Industry | WAC |
| Agriculture; indoor sanitation and temporary labor camps | chapter 296-307 WAC |
| Carcinogens; general regulated area requirements | WAC 296-62-07308 |
| Charter boats | WAC 296-115-050 |
| Compressed air work | WAC 296-36-160(5) |
| Construction | WAC 296-155-140 |
| Temporary labor camps | WAC 296-24-12507 |