On this page 6
§ 02
When a permit is required
Permit triggers and exempt work for Delaware County
County building code requires approvals for construction, enlargement, alteration, repair, move, occupancy change, and regulated electrical, gas, mechanical, plumbing, and building service equipment work. Township zoning approval is also required where the township code applies.
One-story detached accessory structures under 200 square feet
Fences not over 7 feet high in Delaware County
Small detached decks meeting the county exemption criteria
Painting, papering, tiling, carpeting, cabinets, countertops, and similar finish work
Certain low-risk electrical items listed in the county exempt-from-approval handout
Installation or replacement of a driveway or other culvert already subject to Delaware County Engineer review/permitting (Liberty Township)
- Exempt One-story detached accessory structures under 200 square feet
- Exempt Fences not over 7 feet high in Delaware County
- Exempt Small detached decks meeting the county exemption criteria
- Exempt Painting, papering, tiling, carpeting, cabinets, countertops, and similar finish work
- Exempt Certain low-risk electrical items listed in the county exempt-from-approval handout
- Exempt Installation or replacement of a driveway or other culvert already subject to Delaware County Engineer review/permitting (Liberty Township)
Note: Lewis Center is not its own permit jurisdiction, so exemptions must be checked against Delaware County standards and the governing township rules.
Required documents
- County: PDF plan set and supporting documents per county naming/submittal rules
- Township zoning: varies by Orange or Liberty Township permit type and checklist
- Building code
- Delaware County applies the latest adopted Residential Code of Ohio for one-, two-, and three-family dwellings and latest Ohio Building Code for other structures.
- Permit validity
- County fee schedules state fees are not refunded on expired permits, but the public-facing county pages do not state the standard expiration interval. Township zoning validity varies by township and permit type.
- Owner-builder
- County owner affidavit allows owners to perform work themselves or under their direct supervision, while requiring licensed contractors to obtain their own permits when applicable.
- Contractor requirements
- County publishes contractor registration materials but does not summarize all categories on the main pages. Liberty Township states commercial permits can require licensed state contractors in city contexts only where applicable; Lewis Center building permits are county-based.
§ 03
Application process
Typical processing: County status lookup is available about 72 hours after all documents are submitted. Liberty Township gives online zoning permit status access but does not post a universal review time.
- 01 Identify the parcel's township first. In Lewis Center that is commonly Orange Township or Liberty Township.
- 02 Obtain the required township zoning approval or zoning certificate through the correct township process.
- 03 Submit county building permit materials electronically to Delaware County Building Safety.
- 04 Check county permit status in the public portal after all documents are submitted.
- 05 Pay county fees and obtain the issued permit.
- 06 Schedule county inspections online.
Typical processing time: County status lookup is available about 72 hours after all documents are submitted. Liberty Township gives online zoning permit status access but does not post a universal review time.
§ 04
Fee schedule
Delaware County building permit fees
Fee type
Amount
01
Minimum permit fee
County residential 1, 2, and 3 family residence: $60 plus $8.50 per 100 sf; County commercial new building: $150 plus $7 per 100 sf; Township zoning fees vary by township and application type.
02
Plan check fee
County residential plan examination starts at $35 plus $1 per 100 square feet; county commercial plan examination starts at $50 plus $4 per 100 square feet
03
Permit fee formula
County uses flat-plus-area schedules; township zoning fees vary
04
Reinspection fee
$75
05
Penalty (no permit)
County code doubles fees for work started without permits
County online payment is separate from permit tracking. Liberty Township adds a 3.5% service charge to credit card zoning payments; no service fee for checks.
§ 05
Required inspections
Scheduling and sequence
How to schedule
- Time windows
- County online scheduling with day-of confirmation practices for some inspections; Liberty Township zoning portal allows scheduling certificate of compliance inspections
Typical sequence: County residential sequence generally runs footing, foundation, slab/under-floor, rough trades, structural, insulation, finals, gas pressure test, and building final
§ 06
Frequently asked
Common questions about unincorporated Delaware County permits
01 Do I need a building permit in unincorporated Delaware County, OH? ▸
County building code requires approvals for construction, enlargement, alteration, repair, move, occupancy change, and regulated electrical, gas, mechanical, plumbing, and building service equipment work. Township zoning approval is also required where the township code applies.
02 How much does a building permit cost in unincorporated Delaware County, OH? ▸
Building permit fees in unincorporated Delaware County, OH are set by the local building department and vary by project type and valuation. The minimum permit fee is County residential 1, 2, and 3 family residence: $60 plus $8.50 per 100 sf; County commercial new building: $150 plus $7 per 100 sf; Township zoning fees vary by township and application type.. Fees are calculated as: County uses flat-plus-area schedules; township zoning fees vary. Plan check fee: County residential plan examination starts at $35 plus $1 per 100 square feet; county commercial plan examination starts at $50 plus $4 per 100 square feet.
03 How do I apply for a building permit in unincorporated Delaware County, OH? ▸
To apply for a building permit in unincorporated Delaware County, OH, follow these steps: 1. Identify the parcel's township first. In Lewis Center that is commonly Orange Township or Liberty Township. 2. Obtain the required township zoning approval or zoning certificate through the correct township process. 3. Submit county building permit materials electronically to Delaware County Building Safety. 4. Check county permit status in the public portal after all documents are submitted. 5. Pay county fees and obtain the issued permit. 6. Schedule county inspections online.
04 How long does it take to get a building permit in unincorporated Delaware County, OH? ▸
Building permit processing times in unincorporated Delaware County, OH typically run County status lookup is available about 72 hours after all documents are submitted. Liberty Township gives online zoning permit status access but does not post a universal review time.. Timelines can vary based on project complexity and current department workload.
05 What work is exempt from building permits in unincorporated Delaware County, OH? ▸
Not all construction work requires a permit in unincorporated Delaware County, OH. The following work is generally exempt: One-story detached accessory structures under 200 square feet; Fences not over 7 feet high in Delaware County; Small detached decks meeting the county exemption criteria; Painting, papering, tiling, carpeting, cabinets, countertops, and similar finish work; Certain low-risk electrical items listed in the county exempt-from-approval handout; Installation or replacement of a driveway or other culvert already subject to Delaware County Engineer review/permitting (Liberty Township). Note: Lewis Center is not its own permit jurisdiction, so exemptions must be checked against Delaware County standards and the governing township rules. When in doubt, confirm with the local building department before starting work.
06 How do I schedule a building inspection in unincorporated Delaware County, OH? ▸
Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in unincorporated Delaware County, OH via: County public portal for building inspections.
last verified April 2026
source Delaware County Building Safety (building permits); Township-specific zoning authority (Lewis Center commonly in Orange Township or Liberty Township) ↗
entry id permits/ohio/delaware/lewis-center
Educational reference. Permit rules and fees change — confirm current requirements directly with Delaware County Building Safety (building permits); Township-specific zoning authority (Lewis Center commonly in Orange Township or Liberty Township) before applying. Jaspector is not legal advice.