Restaurants and food trucks.
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 Delaware DHSS - Division of Public Health, Office of Food Protection (state-run) issues the health permit.
What the local foodservice landscape looks like — useful whether you’re opening here or sizing up the competition.
▲ 3.6% change in establishments since 2022 (604 → 626).
The average foodservice wage here is $3,914 above the Delaware average ($25,220); Delaware has about 2,229 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.
Delaware food establishment permitting is state-run by the DHSS Office of Food Protection (no separate county health department); The state does not publish a standard annual health-permit dollar fee (the $75 restaurant charge widely cited is Delaware's Division of Revenue business license, not the health permit); Null per unpublished/invoiced
State-issued via Office of Food Protection; no posted fee
Fees/payment and forms are on the department site; application steps vary by concept — see the checklist below.
Check the health-inspection history and violation scores for any food establishment in Sussex County and Delaware. Delaware DHSS Office of Food Protection runs a statewide Food Establishment Inspection Report lookup.
Delaware inspection lookup →U.S. Census 2023 population; County Business Patterns 2022 (NAICS 722).
Under Delaware Regulations Governing a Detailed Plumbing Code (IPC-based), food establishments here must control fats, oils & grease (FOG) with a grease interceptor or trap, and typically register with the local sewer/wastewater authority. Grease interceptors are required for food establishments under Delaware's state plumbing code, with FOG discharge permits from the local sewer authority.
Size the interceptor with our grease-trap sizing calculator, compare units in the grease-trap catalog, and confirm the local FOG permit with Delaware DHSS - Division of Public Health, Office of Food Protection (state-run) (contact above).
Hood fire suppression (Delaware State Fire Prevention Regulations (NFPA 1 / NFPA 101, 2021)): 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 follows NFPA 96 under the Delaware State Fire Prevention Regulations, enforced by the State Fire Marshal. See do I need a hood? and the hood CFM calculator.
Backflow prevention: Annual RPZ backflow assembly testing is required 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.
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 Sussex County with its neighbors.
This is a typical sequence — confirm the exact sequence with your authority having jurisdiction.