Permit Requirements in Kennewick, WA (2026)
1 verified permit requirements rules for Kennewick, Washington, sourced directly from the municipal code and official government pages.
Verified from official government sources
Renovation Permits
Renovation work in Kennewick requires a building permit from the Kennewick Building Safety Division (509-585-4276) under Kennewick Municipal Code (KMC) Chapter 15.08 (Building Code), which adopts the Washington State Building Code through Chapter 19.27 RCW: the 2021 IBC (WAC 51-50), 2021 IRC (WAC 51-51), 2021 IFC (WAC 51-54A), 2021 IFGC (WAC 51-52), 2021 UPC (WAC 51-56), and the Washington State Energy Code (WAC 51-11R / 51-11C). Minor cosmetic work is exempt. Plans must be sealed by a Washington-licensed Professional Engineer or Architect for most non-residential work.
Kennewick WA Renovation Permit Requirements
Some RestrictionsLooking for Benton County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Kennewick city rules.
Permit Requirements in Benton County →