Wash. Admin. Code § 220-32-050
Order 77-14, § 220-32-050, filed 4/15/77; Order 915, § 220-32-050, filed 3/4/71; Order 860, § 220-32-050, filed 3/3/70.
Wash. Admin. Code § 220-32-050
Order 77-14, § 220-32-050, filed 4/15/77; Order 915, § 220-32-050, filed 3/4/71; Order 860, § 220-32-050, filed 3/3/70.