PDFWAC 296-127-300
Filing and service.
All papers required to be filed with the director under this chapter or chapter 39.12 RCW shall be addressed to: Director, Department of Labor and Industries, 7273 Linderson Way Southwest, Tumwater, Washington, or by mail to: Post Office Box 44001, Olympia, WA 98504-4001.
Filing and service shall be in accordance with chapter 34.05 RCW.