Wash. Admin. Code § 480-66-470
General.
(2) The following table must be used as a guide in determining the adequacy of toilet facilities.
| Number of Employees | Minimum Number of Facilities |
| 1 to 10 persons | 1 toilet |
| 11 to 25 persons | 2 toilets |
| 26 to 49 persons | 3 toilets |
| 50 to 100 persons | 5 toilets |
| 100 persons or over | 5 toilets plus 1 more for each additional 25 employees |
[Statutory Authority: RCW 81.04.160 and 80.01.040. WSR 00-04-011 (Order No. R-469, Docket No. TR-981101), § 480-66-470, filed 1/21/00, effective 2/21/00.]