Gahanna, OH — 2026 Building Permit Guide

On this page 6

§ 01

Permit authority

Division of Building (within the Department of Planning)

Street address

200 S Hamilton Road, Gahanna, OH 43230

Phone

(614) 342-4000

cityhalllobby@gahanna.gov

Coverage

City of Gahanna, Franklin County. Self-certified municipal building department.

Online portal

OpenGov Building Permits

OpenGov

Website

Department website

Additional resources

§ 02

When a permit is required

Permit triggers and exempt work for Gahanna

Sidewalk repairs, fencing, sheds, pools, decks, new construction, additions, alterations, and all trade work. A basic site plan is required for fencing, sheds, pools, and decks showing location, existing easements, scenic areas, and no-build zones.

Note: Specific exempt work list not confirmed from reviewed pages; consult 2024 OBC Section 105.2 and 2019 RCO Section R105.2 for state minimums. Check https://www.gahanna.gov/DocumentCenter/View/595/Do-I-Need-a-Permit-PDF for Gahanna-specific guidance.

Required documents

Online application through OpenGov
Certificate of liability insurance (minimum $500,000) for contractors
Construction drawings or site plan as applicable
Trade-specific applications

Building code: Ohio Building Code (2024 OBC, effective March 1, 2024 per state mandate); 2019 Residential Code of Ohio; state-mandated Ohio Plumbing and Mechanical codes
Contractor requirements: As of August 2023, Gahanna no longer requires contractor registration or renewal to file for building permits. Contractors must provide proof of liability insurance (minimum $500,000) with applications. State OCILB license required for applicable trades.

Source: Division of Building (within the Department of Planning) ↗

§ 03

Application process

Application → plan check → issuance → inspection → final

01

Create or log in to account at gahannaoh.portal.opengov.com
02

Select applicable permit type from building permit category
03

Complete application online and upload required construction documents
04

Division of Building reviews application and plans
05

Pay fees upon approval (fees are non-refundable)
06

Permit is issued
07

Schedule inspections through OpenGov account (call (614) 342-4000, press 1 for voicemail, or schedule online)
08

Plumbing inspections handled separately by Franklin County Public Health (call (614) 525-3160 or schedule online)
09

Complete all required inspections
10

Obtain occupancy approval where applicable

Source: Division of Building (within the Department of Planning) ↗

§ 04

Fee schedule

Gahanna building permit fees

Fee type

Amount

Plan check fee

Included in permit fee; not charged separately per reviewed pages

Permit fee formula

Flat fee per permit type; base permit fee includes a set number of inspections. Additional inspections/reinspections billed at $150/hour ($200 after-hours).

Reinspection fee

$150/hour; $200/hour after-hours

Fees paid by cash, check, or credit card; all fees non-refundable and due at submission

Fees change periodically. Confirm at the official fee schedule ↗ before budgeting.

§ 05

Required inspections

Scheduling and sequence

How to schedule

OpenGov account (online)
(614) 342-4000, press 1 (phone)
Franklin County Public Health (plumbing): (614) 525-3160 (phone)

Inspection hours: Monday-Friday business hours

Typical sequence: Follows OBC/RCO; building and trade inspections conducted by different entities (city staff, fire department, or Franklin County Public Health depending on type)

§ 06

Frequently asked

Common questions about Gahanna permits

01 Do I need a building permit in Gahanna, OH? ▸

02 How much does a building permit cost in Gahanna, OH? ▸

Building permit fees in Gahanna, OH are set by the local building department and vary by project type and valuation. Fees are calculated as: Flat fee per permit type; base permit fee includes a set number of inspections. Additional inspections/reinspections billed at $150/hour ($200 after-hours).. Plan check fee: Included in permit fee; not charged separately per reviewed pages.

03 How do I apply for a building permit in Gahanna, OH? ▸

To apply for a building permit in Gahanna, OH, follow these steps: 1. Create or log in to account at gahannaoh.portal.opengov.com 2. Select applicable permit type from building permit category 3. Complete application online and upload required construction documents 4. Division of Building reviews application and plans 5. Pay fees upon approval (fees are non-refundable) 6. Permit is issued 7. Schedule inspections through OpenGov account (call (614) 342-4000, press 1 for voicemail, or schedule online) 8. Plumbing inspections handled separately by Franklin County Public Health (call (614) 525-3160 or schedule online) 9. Complete all required inspections 10. Obtain occupancy approval where applicable

04 How do I schedule a building inspection in Gahanna, OH? ▸

Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in Gahanna, OH via: OpenGov account, (614) 342-4000, press 1, Franklin County Public Health (plumbing): (614) 525-3160.

last verified April 2026 source Division of Building (within the Department of Planning) ↗ entry id permits/ohio/franklin/gahanna

Report a correction

Educational reference. Permit rules and fees change — confirm current requirements directly with Division of Building (within the Department of Planning) before applying. Jaspector is not legal advice.

City of Gahanna

Other jurisdictions in Franklin County.