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When a permit is required
Permit triggers and exempt work for Hardin
All standard county-wide construction projects (new buildings, additions, change of use, floodplain work) require a permit, regardless of Hardin's internal processes.
Note: No municipal exempt list is published. Rely on the county's clear statement that structural or change-of-use work requires a permit.
- Completed permit application
- Foundation plan
- Floor plan with square footage under roof
- Typical wall section
- Truss specifications
- Site plan
- Septic/site evaluation
- Proof of any local city approvals if requested by the county
- Building code
- Marshall County's enforcement of the 2013 Kentucky Building Code/Residential Code applies to Hardin.
- Permit validity
- Governed by Marshall County's policies.
- Owner-builder
- Abide by the county application requirement for owner/agent signatures.
- Contractor requirements
- Follow the county's contractor licensing field and Kentucky license rules for mechanical, electrical, and other trades.
Application process
Typical processing: Same as the county allow at least 5 working days for plan review.
- 01 Hardin delegates the building permit application process to the Marshall County Building Office, so applicants must follow the county's steps.
- 02 Download the residential or commercial building permit application from Marshall County.
- 03 Gather required documents: foundation plan, floor plan with square footage under roof, typical wall section, truss specifications, site plan, septic/site evaluation, and proof of any local approvals if requested.
- 04 Submit the signed packet to the Marshall County Building Office in person or by mail with payment.
- 05 Ensure the project complies with local planning or floodplain rules as communicated by city staff.
Typical processing time: Same as the county allow at least 5 working days for plan review.
Fee schedule
Effective 2025
Submit payment to the Marshall County Building Office when providing the permit package.
Fees change periodically. Confirm at the official fee schedule ↗ (effective 2025) before budgeting.
Required inspections
Scheduling and sequence
- 270-527-4744 (Marshall County Building Office) (phone)
- Scheduling deadline
- Provide at least 24 hours notice with the permit number, site address, and inspection type.
- Inspection hours
- Monday to Friday, 8:00 AM to 4:30 PM
Typical sequence: Typical sequence: footing, foundation, framing, and final inspections.
Frequently asked
Common questions about Hardin permits
01 Do I need a building permit in Hardin, KY? ▸
02 How much does a building permit cost in Hardin, KY? ▸
03 How do I apply for a building permit in Hardin, KY? ▸
04 How long does it take to get a building permit in Hardin, KY? ▸
05 How do I schedule a building inspection in Hardin, KY? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with City of Hardin City Hall / General Administration before applying. Jaspector is not legal advice.