- Home occupation permit required:
- Conditional
- Details:
- Benton County (unincorporated areas) and municipalities (Kennewick, Richland, Pasco — the Tri-Cities area) may require home occupation permits for home-based businesses. Washington B&O tax may apply. Contact Benton County Planning & Zoning or relevant Tri-Cities municipality for home occupation requirements.
- Home kitchen:
- Washington state cottage food law (RCW §69.22) requires a biennial WSDA permit with annual kitchen inspections. Fee approximately $125 (inspection) + $75 (public health review) + $30 (processing). Food and beverage service worker's permit required (RCW chapter 69.06). Only non-potentially-hazardous baked goods, candies, jams, jellies, preserves, fruit butters, and other approved non-PHF foods. Only the permittee or those under their direct supervision may be in the kitchen during processing.
Last verified 2026-05-05. Not legal advice.