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πŸ”§ Building Safety/Fire Sprinkler Requirements

Fire Sprinkler Requirements: Auburn vs Kent

How do fire sprinkler requirements rules compare between Auburn, WA and Kent, WA?

Auburn and Kent have similar restriction levels.

Auburn, WA

King County

Some Restrictions

Washington's adopted International Residential Code under RCW 19.27 makes fire sprinklers mandatory in townhouses and multifamily buildings; single-family fire sprinklers are typically required only when triggered by access, water-supply, or local amendments.

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Kent, WA

King County

Some Restrictions

Washington's adopted International Residential Code under RCW 19.27 makes fire sprinklers mandatory in townhouses and multifamily buildings; single-family fire sprinklers are typically required only when triggered by access, water-supply, or local amendments.

View full Kent rules β†’

Key Facts Comparison

FactAuburnKent
State codeRCW 19.27RCW 19.27
StandardNFPA 13D for homesNFPA 13D for homes
TownhousesSprinklers requiredSprinklers required
PermittingDLS in unincorporatedDLS in unincorporated

Highlighted rows indicate differences between cities.

Auburn FAQ

Do new homes in King County need fire sprinklers?

Townhouses and multifamily yes; detached single-family only when local amendments or access/water-supply conditions trigger NFPA 13D systems.

Who reviews sprinkler plans?

In unincorporated King County, Department of Local Services Permitting reviews building plans, with local fire-district approval of sprinkler designs.

Kent FAQ

Do new homes in King County need fire sprinklers?

Townhouses and multifamily yes; detached single-family only when local amendments or access/water-supply conditions trigger NFPA 13D systems.

Who reviews sprinkler plans?

In unincorporated King County, Department of Local Services Permitting reviews building plans, with local fire-district approval of sprinkler designs.

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