[Statutory Authority: RCW
49.17.010,
49.17.040,
49.17.050,
49.17.060, and chapter
49.17 RCW. WSR 17-17-131, § 296-54-507, filed 8/22/17, effective 10/22/17. Statutory Authority: RCW
49.17.010,
49.17.040,
49.17.050,
49.17.060 and 29 C.F.R. 1910 Subpart Z. WSR 14-07-086, § 296-54-507, filed 3/18/14, effective 5/1/14. Statutory Authority: RCW
49.17.010,
49.17.040,
49.17.050,
49.17.060. WSR 06-07-142, § 296-54-507, filed 3/21/06, effective 5/1/06. Statutory Authority: RCW
49.17.010, [49.17].040, and [49.17].050. WSR 01-11-038, § 296-54-507, filed 5/9/01, effective 9/1/01; WSR 99-17-117, § 296-54-507, filed 8/18/99, effective 12/1/99. Statutory Authority: Chapter
49.17 RCW. WSR 94-16-145, § 296-54-507, filed 8/3/94, effective 9/12/94; WSR 89-11-035 (Order 89-03), § 296-54-507, filed 5/15/89, effective 6/30/89. Statutory Authority: RCW
49.17.040,
49.17.050,
49.17.240, chapters
43.22 and
42.30 RCW. WSR 80-11-057 (Order 80-15), § 296-54-507, filed 8/20/80. Statutory Authority: RCW
49.17.040,
49.17.150 and
49.17.240. WSR 79-10-081 (Order 79-14), § 296-54-507, filed 9/21/79.]