US lawWashingtonRegulationsTitle 51 — ENTERPRISE SERVICES, DEPARTMENT OF (BUILDING CODE COUNCIL)Chapter 51-50 — STATE BUILDING CODE ADOPTION AND AMENDMENT OF THE 2021 EDITION OF THE INTERNATIONAL BUILDING CODE51-50-001WAC 51-50-001WAC 51-50-001. AuthorityLast amended: 2004Year: 2026Length: 11 wordsOfficial source These rules are adopted under the authority of chapter 19.27 RCW.NextWAC 51-50-002