Wash. Admin. Code § 284-20B-070
Under RCW 48.19.050, an insurer may authorize a bureau to file forms on its behalf. This section applies to members or subscribers that have granted filing authority to a bureau. Bureau members or subscribers must follow instructions provided by the bureau when they implement, delay or nonadopt a bureau form filing that has been approved by the commissioner. The insurer must make a filing with the commissioner if it delays the effective date, nonadopts or changes the bureau filing in any way. The filing must:
(4) For purposes of this section, "timely" means:
[Statutory Authority: RCW 48.02.060, 48.110.150. WSR 08-21-091 (Matter No. 2007-11), § 284-20B-070, filed 10/15/08, effective 2/1/09.]