Deerfield Township

Any new construction including sheds, additions, and pools requires a zoning certificate. Zoning permits also required for: fences, retaining walls, patios, concrete pads, driveways, signs, and other listed work types.

Note: The township does not publish a consolidated exemption list. The township states when zoning certificates are required and provides project-specific applications and handouts.

Building code

Township handles zoning; Warren County Building Department enforces building, electrical, and mechanical codes

Permit validity

Zoning certificates are valid for 12 months from issuance

Contractor requirements

No local contractor license or registration requirement identified. County building permits are separate.

Source: Planning & Zoning ↗

1. 01
   Determine whether the project needs a township zoning certificate, a county building permit, or both.
2. 02
   Print the proper township application and prepare the required number of site plans and drawings.
3. 03
   Mail or drop off the application package at 4900 Parkway Dr., Suite 150.
4. 04
   Pay the application fee by check or credit card; note 3.5% surcharge on credit card transactions.
5. 05
   Township staff review the zoning application; standard turnaround is approximately 3 to 5 business days.
6. 06
   For projects requiring building permits, coordinate separately with Warren County Building Department.

Typical processing time: Approximately 3 to 5 business days for zoning certificates

Source: Planning & Zoning ↗

Acceptable payment forms are check or credit card. Electronic submittals are not accepted.

Fees change periodically. Confirm at the official fee schedule ↗ (effective 2025) before budgeting.

• 513-701-6970 (phone)

Inspection hours

Township office hours available by phone

Typical sequence: Deerfield does not require applicant or property owner to be present during final inspection. Building inspections are coordinated through Warren County for county-issued permits. Zoning review first, county building permit review where needed, then final inspection as applicable.

Source: Planning & Zoning ↗