R4501 Scope and purpose.
R4501.1 General.Repairs, alterations, additions, and relocation of existing buildings and structures shall comply with the provisions of this code for new construction, except as modified by this chapter. Structural elements and systems shall comply with Section R102.7.1 and the provisions of this chapter.
[Statutory Authority: RCW
19.27.031 and
19.27.074. WSR 23-02-058, 23-12-104, and 23-20-024, § 51-51-4501, filed 1/3/23, 6/7/23, and 9/25/23, effective 3/15/24.]