Home Occupation Permits: Auburn vs Seattle
How do home occupation permits rules compare between Auburn, WA and Seattle, WA?
Auburn and Seattle have similar restriction levels.
Auburn, WA
King County
Auburn allows home occupations in residential zones under ACC 18.60 when they remain clearly incidental to the residential use. A business license and compliance with strict performance standards are required.
View full Auburn rules →Seattle, WA
King County
Unincorporated King County does not require a separate home occupation permit for businesses meeting KCC 21A.30.080 accessory use standards. A Washington State business license and B&O tax registration are required.
View full Seattle rules →Key Facts Comparison
| Fact | Auburn | Seattle |
|---|---|---|
| Code section | ACC 18.60 | - |
| Business license | Required | - |
| Floor area limit | ~25 percent of dwelling | - |
| On-site customers | Limited | - |
| Prohibited uses | Auto repair, kennels, clinics | - |
| County Permit | - | None required for standard use |
| State License | - | Required via DOR BLS |
| Tax Registration | - | B&O tax (RCW 82.04) |
| Code | - | KCC 21A.30.080 |
| Contact | - | (206) 296-1600 |
Highlighted rows indicate differences between cities.
Auburn FAQ
Can I have employees working at my home business?
Generally only residents of the dwelling may work there. Some zones permit one non-resident employee; check ACC 18.60 for your specific zone.
Can customers come to my home?
Limited customer visits may be allowed, but the business must not generate traffic beyond typical residential levels. On-site retail sales are generally prohibited.
Seattle FAQ
Do I need a home occupation permit in unincorporated King County?
No separate county home occupation permit is required if your business meets KCC 21A.30.080 accessory use standards. You do need a Washington State business license through the Department of Revenue and must register for B&O tax.
What Washington State licenses do I need for a King County home business?
All home-based businesses need a Washington State business license (UBI) through the Department of Revenue Business Licensing Service and must file Business and Occupation tax. Specific trades, food businesses, and daycare have additional state-level permits and inspections.
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