Restaurants and food trucks.
Knox County food-facility health permits run about $210–$360 annually, depending on size or sales volume. Confirm the exact amount with Knox County Health Department - Environmental Health Division before you budget.
Confirm the authority for your exact address. Some cities run their own health division, and building, planning, fire, sewer/grease and business-license approvals are separate even when Knox County Health Department - Environmental Health Division issues the health permit.
What the local foodservice landscape looks like — useful whether you’re opening here or sizing up the competition.
— 0.0% change in establishments since 2022 (1,081 → 1,081).
The average foodservice wage here is $362 below the Tennessee average ($23,218); Tennessee has about 13,712 food & drink establishments statewide.
Source: U.S. Census Bureau, County Business Patterns 2023 (NAICS 722, food services & drinking places) — establishments with paid employees. Some small-county payroll figures are withheld by Census for confidentiality.
Fees are set by TN state law (Rule 1200-23) and based on seating capacity; the environmental specialist identifies the applicable fee at the preliminary inspection; Amounts are the statewide state schedule (confirmed via Shelby County TN); Knox-specific published figure not separately posted
Tennessee 0–100 inspection score; report posted prominently and searchable in the state inspection portal.
Two layers: KCHD issues the health/food permit (state mobile fee schedule applies; a commissary is generally required), and the City of Knoxville issues a separate Mobile Food Unit permit under its 04/26/16 ordinance for operating in the city/parks; Neither exact current dollar amount was published in reviewed sources
Fees/payment and forms are on the department site; application steps vary by concept — see the checklist below.
The government permit & plan-review fees below total roughly $210–$360 for Knox County:
That’s the paperwork only. Add buildout, equipment, deposits and licenses with the cost-to-open calculator. Fees change — confirm current amounts with the department.
Check the health-inspection history and violation scores for any food establishment in Knox County and Tennessee. The Tennessee Department of Health operates a statewide portal where food service establishment inspection scores can be searched by name, county, or date.
Tennessee inspection lookup →Comparison uses the lowest published annual restaurant-permit figure in each county; confirm your exact tier with the department.
U.S. Census 2023 population; County Business Patterns 2022 (NAICS 722).
Plus building, fire, and business-license fees that vary locally — use the cost calculators and the checklist below to budget the full stack.
Under International Plumbing Code (IPC), food establishments here must control fats, oils & grease (FOG) with a grease interceptor or trap, and typically register with the local sewer/wastewater authority. Restaurants must install an approved grease interceptor under the state-adopted plumbing code, with discharge governed by the local sewer authority's FOG program.
Size the interceptor with our grease-trap sizing calculator, compare units in the grease-trap catalog, and confirm the local FOG permit with Knox County Health Department - Environmental Health Division (contact above).
Hood fire suppression (International Fire Code (IFC)): commercial cooking under a Type I hood needs a wet-chemical suppression system to NFPA 96, permitted and inspected by the local fire marshal. Commercial kitchen hood suppression must meet NFPA 96 and the state-adopted International Fire Code, enforced by the State Fire Marshal's Office and local fire officials. See do I need a hood? and the hood CFM calculator.
Backflow prevention: Backflow prevention assemblies (typically an RPZ) require annual testing by a certified tester through the local water utility's cross-connection control program. A certified backflow assembly (often an RPZ) on the water service, tested annually, is standard — confirm with your water utility.
| Category | Annual fee | Notes |
|---|---|---|
| temporary/special-event | $30.00 | "Temporary Food Establishment"; fixed location tied to an organized event, more than 1 day and up to 14 consecutive days; Other categories (caterer, commissary, bakery, market/deli, food processing) use state-of-Tennessee fees not published on accessible dept pages |
Health-department plan review looks for specific, code-compliant fixtures. Compare spec-filtered options, then confirm counts and sizes with your local requirements. See the full list in what equipment a commercial kitchen requires.
Permit costs and rules change at the county line — compare Knox County with its neighbors.
This is a typical sequence — confirm the exact sequence with your authority having jurisdiction.
Official plan-check requirements: plan-check guide →