Wash. Admin. Code § 388-845-0515
(2) DDA covers professional extermination of bedbugs in your primary residence if you:
[Statutory Authority: RCW 71A.12.030, 71A.12.120, and 42 C.F.R. 441.301 (c)(6). WSR 23-18-035, § 388-845-0515, filed 8/29/23, effective 9/29/23. Statutory Authority: RCW 71A.12.030 and 71A.12.120. WSR 21-19-108, § 388-845-0515, filed 9/20/21, effective 10/21/21. Statutory Authority: RCW 71A.12.030, 71A.12.120, 42 C.F.R. 441 Subpart G. WSR 18-14-001, § 388-845-0515, filed 6/20/18, effective 7/21/18.]