Wash. Admin. Code § 16-319-061
Statutory Authority: Chapter 15.49 RCW. 87-12-006 (Order 1930), § 16-319-061, filed 5/22/87; 84-13-079 (Order 1834), § 16-319-061, filed 6/21/84; 80-10-001 (Order 1704), § 16-319-061, filed 7/24/80; Order 1506, § 16-319-061, filed 4/11/77; Order 1369, § 16-319-061, filed 6/12/74; Order 1247, § 16-319-061, filed 4/13/72, effective 5/14/72; Order 1151, § 16-319-061, filed 4/16/70.