Wash. Admin. Code § 192-550-010
(2) The department will send a warning letter for an employer's first incomplete or untimely report. For a second or subsequent occurrence within five years of the date of the last occurrence, the department will assess penalties under the following schedule:
[Statutory Authority: RCW 50A.05.60 [50A.05.060] and 50A.25.030. WSR 20-01-087, § 192-550-010, filed 12/12/19, effective 1/12/20. Statutory Authority: RCW 50A.04.215. WSR 18-22-080, § 192-550-010, filed 11/2/18, effective 12/3/18.]