On this page 5
§ 02
When a permit is required
Permit triggers and exempt work for Castine
Covered construction, electrical, and HVAC work require permits.
Required documents
- Drawings for building permits
- Work specifics for electrical and HVAC permits
- Building code
- Darke County administers Ohio code framework for these permits.
- Contractor requirements
- Permits are required for contractors, property owners, or any persons doing covered work.
§ 03
Application process
Application → plan check → issuance → inspection → final
- 01 Confirm zoning.
- 02 Apply for county permit.
- 03 Submit drawings or work details.
- 04 County review and inspection.
§ 04
Required inspections
Scheduling and sequence
- Inspection hours
- Monday to Friday, 8:00 a.m. to 3:30 p.m.; lunch closure 11:30 a.m. to 12:00 p.m.
Typical sequence: County review and permit issuance occur first; inspections are then performed by Darke County inspectors.
§ 05
Frequently asked
Common questions about Castine permits
01 Do I need a building permit in Castine, OH? ▸
Covered construction, electrical, and HVAC work require permits.
02 How do I apply for a building permit in Castine, OH? ▸
To apply for a building permit in Castine, OH, follow these steps: 1. Confirm zoning. 2. Apply for county permit. 3. Submit drawings or work details. 4. County review and inspection.
last verified April 2026
source Darke County Building Regulations ↗
entry id permits/ohio/darke/castine
Educational reference. Permit rules and fees change — confirm current requirements directly with Darke County Building Regulations before applying. Jaspector is not legal advice.