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When a permit is required
Permit triggers and exempt work for Montgomery County
The county enforces building codes for new construction, additions, alterations, changes in use, and flood-damage-prevention regulated work in its service area.
Note: The county page did not publish a single concise exempt-work list. Applicants should use the Building Regulations FAQs and confirm with staff before assuming work is exempt.
- PDF plan set, unlocked for commenting, flattened, no image files, with file names using letters and numbers only
- Permit application and supporting materials
- Building code
- Ohio Building Code, Ohio Residential Code, Ohio Fire Code, plus county-administered floodplain and WPAFB airport zoning requirements where applicable.
- Contractor requirements
- Ohio has no statewide general contractor license. OCILB trade licensing applies for electrical, plumbing, HVAC, and hydronics work.
Application process
Application → plan check → issuance → inspection → final
- 01 Identify whether the property is in unincorporated county jurisdiction and check any local township zoning requirements.
- 02 Create an Accela account using the county's online guide.
- 03 Submit the permit application, PDFs, and supporting documents through Accela.
- 04 Respond to comment letters, upload revisions, and pay fees through the online payment portal.
- 05 After permit issuance, schedule required inspections and obtain final approval.
Fee schedule
Effective January 1, 2026
County online payments use Point and Pay; credit or debit cards carry a 2.30 percent service fee with a 2.00 dollar minimum per transaction, and eCheck or ACH costs 0.50 dollars per transaction.
Fees change periodically. Confirm at the official fee schedule ↗ (effective January 1, 2026) before budgeting.
Required inspections
Scheduling and sequence
- 937-225-4622 (phone)
- Inspection hours
- Monday through Friday, 8:00 a.m. to 4:30 p.m.
Typical sequence: Application, plan review, permit issuance, phased inspections, final inspection
Frequently asked
Common questions about unincorporated Montgomery County permits
01 Do I need a building permit in unincorporated Montgomery County, OH? ▸
02 How much does a building permit cost in unincorporated Montgomery County, OH? ▸
03 How do I apply for a building permit in unincorporated Montgomery County, OH? ▸
04 How do I schedule a building inspection in unincorporated Montgomery County, OH? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with Montgomery County Building Regulations before applying. Jaspector is not legal advice.