The standard may be obtained from the Institute for Building Technology and Safety (IBTS) or the U.S. Government Publishing Office (GPO).
Wash. Admin. Code § 296-150I-0320
Statutory Authority: Chapter 43.22A RCW and 2007 c 432. 08-12-040, § 296-150I-0320, filed 5/30/08, effective 6/30/08.