Local building department guide · Updated 2026-07-30

Sussex County Building Department | Permits, Inspections & Contact

Use this guide to find the official Sussex County Assessment, Building Code and Planning and Zoning, start a permit application, search permit records, schedule an inspection, and locate the correct zoning or plan review contact.

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Quick actions

Sussex County Assessment, Building Code, and Planning and Zoning provide the county building and land-use process for applicable county jurisdictions, especially unincorporated areas. Incorporated towns may have their own permitting authority or an agreement with the county, so identify the parcel’s town status before relying on a county permit path.

The county’s Assessment Division issues building permits and maintains property and permit records. The Citizen Self Service portal lets users log in or create an account to view permits and inspections using an application reference number or parcel ID. Planning and Zoning’s building-permit process guide explains the county’s initial zoning and dwelling-process steps.

Inspections and certificates of occupancy

Building Code handles plan review and construction-code questions, while the inspection function schedules and records required field inspections. The county’s current building-code materials identify inspection and plan-review contacts and explain that required inspections, including final work where applicable, must be completed before occupancy documentation is issued. Electrical and plumbing requirements may involve State of Delaware agencies.

Zoning and plan review

Contact Planning and Zoning before applying when the project involves a new dwelling, manufactured home, change of use, subdivision, conditional use, rezoning, floodplain, or other land-use issue. County zoning approval is separate from building-code review; both may be required before construction or occupancy.

Official contact information

Sussex County Building Permits lists (302) 855-7720. Building Code lists (302) 855-7860, inspection scheduling lists (302) 858-5500, and Planning and Zoning lists (302) 855-7878. County administrative offices are at 2 The Circle, Georgetown, Delaware 19947.

Permit process

How to Apply for a Sussex County Building Permit

01

Confirm the project scope

Identify the work, property address, project valuation, and whether plans are required.

02

Prepare your documents

Gather plans, owner and contractor details, site information, and any zoning approvals.

03

Submit and monitor

Submit through the department’s stated process, pay fees, and watch for review comments.

Field work & closeout

Building Inspections & Code Compliance in Sussex County

Most permitted work must remain accessible for inspection at defined stages. Before scheduling, check your permit record for the required inspection sequence and make sure the site is safe and ready. Final inspections can be especially important for code compliance and a certificate of occupancy.

Helpful preparation

Keep the permit card or approval number available, confirm the property address, and ask the official office about lead times or reinspection fees.

Planning & review

Zoning and Plan Review Requirements

A building permit is not always the only approval your project needs. Zoning guidelines may affect use, setbacks, height, parking, signage, or lot coverage. Residential and commercial building permits can also follow different plan review tracks, so confirm the correct path before investing in a full plan set.

For a project in Sussex County, start with the official department below and ask which zoning, planning, conservation, or fire review approvals apply to your address.

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Official Contact Information

DepartmentSussex County Assessment, Building Code and Planning and Zoning
Phone(302) 855-7720
AddressSussex County Administrative Offices, 2 The Circle, Georgetown, DE 19947
Official websitehttps://sussexcountyde.gov/node/16890
Last verified2026-07-30