Cottage food laws in King County, WA
King County, Washington — zoning, permits, health department links, and free PDF reports for home bakers (2026).
King County is a top-50 county by population in Washington (pop. 2,254,371). Under Washington's Good-tier cottage food law (sales cap: None), home bakers must still clear local zoning and health rules in this county. Registration path: Yes. Start with Washington State Department of Agriculture (state cottage food page linked below), then confirm King County health and planning requirements via the health department and planning / zoning links on this page. Local notes for King County: home kitchen allowed; inspection required; home occupation permit not required. Washington State is notably more burdensome than most states: biennial permit ($125 + $75 public health review fee + $30 processing fee), annual basic hygiene inspections, right-of-entry requirement. King County operators in unincorporated areas must comply with Title 21A.30 home occupation standards. WAC 16-149-030(4) explicitly requires compliance with all applicable county/municipal zoning laws and obtaining a master business license before the WSDA permit is issued. Home kitchens cannot be used for catering in King County (requires separate commissary). Download the free PDF reports below for a portable summary, and always re-check official sources before you sell.
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King County cottage food reports
Full statute, all counties in Washington, and authoritative source URLs.
State PDF
Zoning, permits, health department rules, and local sources for King County.
County PDFTier: Good
Washington has a Good-tier cottage food law — solid baseline with moderate restrictions, typically a high sales cap (often $50K+) and standard direct-to-consumer rules. Workable for most home bakers with reasonable scale plans.
View state law →Health department
Many states delegate cottage food registration and inspection to the county health department. Contact theirs for the local process.
Home occupation rules
The county or city zoning code governs whether you can run a home-based food business — customer visits, signage, employees, floor area.
Home kitchen, inspection, and zoning rules for King County
State baseline: RCW §69.22.010–.040
- Home kitchen allowed
- Yes
- Restrictions
- King County operators must obtain a biennial WA State Department of Agriculture (WSDA) cottage food permit before operating. The state permit requires an initial inspection and grants WSDA right of entry to the home during normal business hours. Additionally, WAC 16-149-030(4) requires that operators comply with all applicable county and municipal zoning ordinances and obtain a master business license before permitting. King County Title 21A governs home occupations in unincorporated areas.
- Separate dedicated kitchen
- No
- Pet restrictions
- No person other than the permittee or persons under their direct supervision may handle cottage food products or be in the kitchen during processing (state baseline).
- Water supply
- State baseline applies; private well users must pass water quality test as part of state permit application
- Handwashing
- State baseline applies
- Food storage
- State baseline applies
- Inspection required
- Yes
- Inspection trigger
- Biennial inspection required for WSDA permit renewal (initial + biennial). WSDA may also inspect upon complaint or reasonable belief of violation (WAC 16-149-090). King County Public Health does not separately issue cottage food permits.
- Home occupation permit
- Conditional
- Permit details
- WAC 16-149 requires operators to comply with applicable county/municipal home occupation laws. King County Title 21A.30 regulates home occupations in unincorporated areas. A master business license (from WA Secretary of State) is required statewide before the WSDA permit is issued. For incorporated cities (Seattle, Bellevue, etc.), city-specific home occupation permits may apply.
- Local business license
- Yes
- On-site customer pickup
- Yes
- On-site signage
- Conditional
- Delivery / pickup
- Direct-to-consumer sales only (no internet/mail order outside the state; no retail establishment sales). Sales must be within Washington State. King County Public Health catering/home-based food service program requires a separate commissary-based permit for catering activities.
- Max employees in home
- state baseline applies (no non-permittee handling except under direct supervision)
- Relevant code section
- King County Code Title 21A.30 (Home Occupation standards); WAC 16-149 (WSDA cottage food rules)
Washington State is notably more burdensome than most states: biennial permit ($125 + $75 public health review fee + $30 processing fee), annual basic hygiene inspections, right-of-entry requirement. King County operators in unincorporated areas must comply with Title 21A.30 home occupation standards. WAC 16-149-030(4) explicitly requires compliance with all applicable county/municipal zoning laws and obtaining a master business license before the WSDA permit is issued. Home kitchens cannot be used for catering in King County (requires separate commissary).
Revised Code of Washington, Title 69 Food, Drugs, Cosmetics, and Poisons, Chapter 69.22 Cottage Food Operations
Full Washington state report (with PDF download) →Verbatim excerptRCW 69.22.010 Definitions. (1) "Cottage food operation" means a person who produces cottage food products only in the home kitchen of that person's primary domestic residence in Washington and only for sale directly to the consumer. (2) "Cottage food products" means nonpotentially hazardous baked goods; baked candies and candies made on a stovetop; jams, jellies, preserves, and fruit butters as defined in 21 C.F.R. Sec. 150 as it existed on July 22, 2011; and other nonpotentially hazardous foods identified by the director in rule. No ingredient containing a tetrahydrocannabinol concentration of 0.3 percent or greater may be included as an ingredient in any cottage food product. RCW 69.22.020(3) A cottage food operation must place on the label of any food it produces or packages, at a minimum, the following information: (a) The name and permit number issued under RCW 69.22.030 of the business of the cottage food operation; (b) The name of the cottage food product; (c) The ingredients of the cottage food product, in descending order of predominance by weight; (d) The net weight or net volume of the cottage food product; (e) Allergen labeling as specified by the director in rule; (f) If any nutritional claim is made, appropriate labeling as specified by the director in rule; (g) The following statement printed in at least the equivalent of eleven-point font size in a color that provides a clear contrast to the background: "Made in a home kitchen that has not been subject to standard inspection criteria." (4) Cottage food products may only be sold directly to the consumer and may not be sold by internet, mail order, or for retail sale outside the state. RCW 69.22.030(1) All cottage food operations must be permitted every two years by the department on forms developed by the department. All permits and permit renewals must be made on forms developed by the director and be accompanied by an inspection fee as provided in RCW 69.22.040, a $75 public health review fee, and a $30 processing fee.
Source: app.leg.wa.gov/RCW/default.aspx?cite=69.22.010 →
King County cottage food — FAQ
Is a home kitchen allowed for cottage food in King County, Washington?
According to our research: home kitchen is allowed. Restrictions: King County operators must obtain a biennial WA State Department of Agriculture (WSDA) cottage food permit before operating. The state permit requires an initial inspection and grants WSDA right of entry to the home during normal business hours. Additionally, WAC 16-149-030(4) requires that operators comply with all applicable county and municipal zoning ordinances and obtain a master business license before permitting. King County Title 21A governs home occupations in unincorporated areas.
Is a health inspection required for home bakers in King County?
Inspection: Yes. Trigger: Biennial inspection required for WSDA permit renewal (initial + biennial). WSDA may also inspect upon complaint or reasonable belief of violation (WAC 16-149-090). King County Public Health does not separately issue cottage food permits..
Do I need a home occupation permit in King County?
Home occupation permit: Conditional. WAC 16-149 requires operators to comply with applicable county/municipal home occupation laws. King County Title 21A.30 regulates home occupations in unincorporated areas. A master business license (from WA Secretary of State) is required statewide before the WSDA permit is issued. For incorporated cities (Seattle, Bellevue, etc.), city-specific home occupation permits may apply.
What is the Washington cottage food sales cap?
Washington state law caps cottage food sales at None. County rules may add permits or zoning limits on top.
Where to verify King County rules
King County vs. bordering counties
| Regulation | King County This county | Pierce County | Snohomish County |
|---|---|---|---|
| Home kitchen allowed | Yes | Yes | Yes |
| Separate dedicated kitchen | No | No | No |
| Pets allowed | No person other than the permittee or persons under their direct supervision may handle cottage food products or be in the kitchen during p… | State baseline: pets must be excluded from food preparation areas during production | State baseline: pets excluded from food preparation areas |
| Inspection required | Yes | Upon-complaint | Upon-complaint |
| On-site customer pickup | Yes | Yes | Yes |
| On-site signage | Conditional | Conditional | Conditional |
| Delivery / pickup | Direct-to-consumer sales only (no internet/mail order outside the state; no retail establishment sales). Sales must be within Washington St… | Washington cottage food: direct-to-consumer sales only. Sales at farmers markets, events, home, online with delivery. No wholesale to retai… | Direct-to-consumer only: home, farmers markets, events, online with delivery. No wholesale. $25,000 annual cap. |
| Home occupation permit | Conditional | Conditional | Conditional |
| Local business license | Yes | Varies | Varies |
| Restrictions | King County operators must obtain a biennial WA State Department of Agriculture (WSDA) cottage food permit before operating. The state perm… | State baseline applies: cottage food operation must be conducted in the home kitchen of the operator's primary residence. $25,000 annual gr… | State baseline applies. Cottage food must be produced in operator's home kitchen. $25,000 annual gross sales cap. Non-potentially hazardous… |
| Food storage | State baseline applies | Standard food storage practices; no county-specific overrides found | Standard food storage |
| Population | 2,254,371 | 918,993 | 828,337 |
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