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Public Health Rules in Washington (2026)

44 rules on the books across Washington, 31 cities and counties. Select a rule to read the full details.

Severity: Few Restrictions · Light Restrictions · Some Restrictions · Significant Restrictions · Heavy Restrictions

Rodent Control

Property owner duties to abate rats and mice, restrictions on second-generation anticoagulant rodenticides (CA AB-1788), and integrated-pest-management standards.

Auburn

Some Restrictions

Auburn's nuisance code, ACC 8.12.020, specifically bans unprotected cesspools and pits, uncovered trash and packing…

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Bellevue

Some Restrictions

Bellevue's Uniform Housing Code makes owners responsible for supplying and maintaining approved devices to prevent…

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Bellingham

Some Restrictions

Bellingham Municipal Code § 9.28.050 makes every owner, operator, or controller of a structure in the city responsible…

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Bothell

Some Restrictions

In the City of Bothell, Washington, vegetation or refuse that provides a harborage for wild rats or other pests is a…

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Grays Harbor County

Some Restrictions

Grays Harbor County's only rodent and vector control ordinance sits inside its recreational vehicle park licensing…

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Island County

Some Restrictions

Island County Code § 8.03A.100 requires every licensed mobile home park in the unincorporated county to be kept as free…

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Kennewick

Some Restrictions

Kennewick requires every structure and exterior property, not just vacant buildings, to be kept free of rodent…

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Kent

Some Restrictions

Kent doesn't write its own rodent-control standards: KCC 8.06.010 adopts King County's rodent regulations (codified as…

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King County

Some Restrictions

In unincorporated King County, property owners must furnish and maintain devices that prevent rodent infestation, then…

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Kirkland

Some Restrictions

Kirkland property owners and occupants must keep buildings and premises free of rats, mice and other rodents under KMC…

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Lakewood

Some Restrictions

Lakewood, Washington's public nuisance code targets conditions that harbor rats and other pests: debris piles…

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Lynnwood

Some Restrictions

Lynnwood's light industrial (LI) performance standards flatly prohibit storing animal or vegetable waste that attracts…

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Marysville

Some Restrictions

Marysville bans letting property become infested with rodents, insects, vermin, or other vectors, requiring owners to…

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Mason County

Some Restrictions

In unincorporated Mason County, Washington, the Sanitary Code requires residential garbage to be stored in rigid…

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Olympia

Some Restrictions

In the City of Olympia, Washington, OMC Chapter 8.16 requires business buildings to be rat proofed and kept rat free…

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Pasco

Some Restrictions

Pasco bans filth, garbage, decaying matter and excrement that draw rats and vermin on any property, giving owners three…

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Pierce County

Some Restrictions

Pierce County's rodent control code, Chapter 8.20 PCC, makes it unlawful to keep food, run a dock or warehouse, or live…

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Port Townsend

Some Restrictions

Port Townsend bans letting garbage or debris on your property draw rats or other vermin, treating it as a public…

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Richland

Some Restrictions

In the City of Richland, Washington, keeping or permitting rodents, insects, reptiles, fowl, or other animals in a way…

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Sammamish

Some Restrictions

Sammamish requires every structure to stay free of rodent infestation, with the owner or occupant on the hook for…

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Seattle

Some Restrictions

Seattle Municipal Code Chapter 10.34 makes it unlawful for a building owner or occupant to leave storerooms…

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Shoreline

Some Restrictions

Every structure and exterior property in the City of Shoreline must stay free of rodent harborage and infestation under…

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Tacoma

Some Restrictions

Tacoma requires every basement, wall, dock, warehouse, and residence to be built or repaired to keep rats out, and all…

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Walla Walla County

Some Restrictions

In unincorporated Walla Walla County, industrial-zoned properties cannot store animal or vegetable waste that draws…

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Yakima

Some Restrictions

Yakima puts the burden of proving and fixing a rodent or pest infestation on the property owner. YMC § 11.40.309.1.1…

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Yakima County

Some Restrictions

Yakima County's Property Maintenance Code requires every structure and exterior property to stay free of rodent…

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