Wash. Admin. Code § 246-03-150
(2) When the department is lead agency, the responsible official shall transmit copies of the following documents to the department of ecology headquarters office in Olympia:
[Statutory Authority: RCW 43.70.040. WSR 91-02-050 (Order 122), § 246-03-150, filed 12/27/90, effective 1/31/91.]