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Municipal GuideKentuckyHardin County · Kentucky

Hardin County, Kentucky Building Permit Guide

Hardin County permits its unincorporated area through a county planning and development commission at Elizabethtown, while Elizabethtown and Radcliff run their own building departments — in a county whose economy and housing market move with Fort Knox and the interstate and parkway corridors.

Scope: Hardin CountyCode route: Kentucky Building Code (815 KAR 7:120)Trades: State licensed
Authority
Planning and Development Commission150 North Provident Way, Elizabethtown
Structure
County commission for the unincorporated areaElizabethtown, Radcliff, Vine Grove permit their own
Federal neighbour
Fort KnoxOutside local jurisdiction entirely
Codes
State codes without local amendmentAs the mini/maxi framework requires

The Hardin County Planning and Development Commission at 150 North Provident Way, Suite 225, in Elizabethtown (270-769-5479, Monday to Friday 8:00am to 4:30pm) administers planning, zoning and building and electrical permits for unincorporated Hardin County — Glendale, Cecilia, Rineyville and the rest of the countryside — in a county of about 113,000 south of Louisville whose largest cities, Elizabethtown and Radcliff, sit near the Fort Knox reservation. Building and electrical permits are submitted in person at the office. Elizabethtown and Radcliff run their own planning and building departments — Elizabethtown’s Planning & Development at 200 West Dixie Avenue (270-982-3264), Radcliff’s at City Hall, 411 West Lincoln Trail Boulevard (270-351-1875) — and Vine Grove has its own building inspector.

The Kentucky Building Code and Kentucky Residential Code apply here without local amendment, as everywhere in the Commonwealth, so the county's layer is its zoning, its subdivision regulations, its fee schedule and its inspection programme. Fort Knox itself is federal land outside local jurisdiction entirely — construction on the installation is not permitted by the county — but the housing and commercial development that serves it very much is.

This guide covers Hardin County. The county commission permits the unincorporated area; Elizabethtown, Radcliff and Vine Grove handle their own building permits. The Fort Knox reservation is federal land outside local permitting jurisdiction, and Bullitt, Nelson, Meade, Breckinridge and Larue counties around it run their own arrangements.

📜

Fort Knox is not the county's to permit. The Fort Knox reservation is federal land outside local permitting jurisdiction entirely — construction on the installation does not go through any local office. The housing, retail and commercial development that serves the post, in Radcliff, Vine Grove and Elizabethtown, is permitted by those cities. Confirming which side of that boundary a site sits on is the first question here.

What requires a building permit in Hardin County?

What is local in Hardin County is the inspection programme, the fee schedule, zoning and planning, contractor registration, and the county commission and the applicable city or county zoning.

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Typically permit required

  • Any construction, alteration, repair, demolition or change of occupancy under the Kentucky Building Code or Residential Code
  • Zoning and subdivision approval under the applicable city or county ordinance
  • Electrical, plumbing and heating and air work, each by a state-licensed contractor on its own permit
  • New buildings, additions and any structural work on an existing building
  • Alterations, repairs and renovations under the building or residential code, and any change of occupancy
  • Decks, accessory structures above the code threshold, retaining walls over 4 feet and in-ground swimming pools

Often exempt

  • Ordinary repairs that do not alter structure, egress or systems
  • Ordinary repairs that do not alter structure, egress or systems
  • Painting, papering, flooring, cabinets and similar finish work
  • Like-for-like replacement that the codes place below the permit threshold
  • Small accessory structures below the code's threshold — the zoning ordinance still applies

What is actually local, and what is not

The code is the Commonwealth's and cannot be added to. Hardin County's layer is its building inspection programme and the certified inspectors staffing it, the fee schedule its ordinance sets, the zoning ordinance and planning commission that govern use and site development, any local contractor registration it requires, and the county commission serving the unincorporated area, the cities’ own programmes, and the federal boundary at Fort Knox.

Kentucky has one mandatory statewide building code that local governments may not add to. Cities and counties enforce it and run zoning. The state reviews plans for larger and higher-risk buildings, and the local programme reviews smaller ones. Kentucky rules

Who handles permitting in Hardin County?

The Hardin County Planning and Development Commission administers planning, zoning and building services for unincorporated Hardin County, with certified inspectors as the state regulation requires of a local inspection programme, issuing permits for new construction, remodels, renovations, demolition, relocation and occupancy. Elizabethtown, Radcliff and Vine Grove permit their own work (contacts above). The state Department of Housing, Buildings and Construction retains its role on certain commercial projects and licenses the trades.

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Hardin County permitting contact
DetailInformation
AuthorityHardin County Planning and Development Commission
Office150 North Provident Way, Suite 225, Elizabethtown, KY 42701
Phone(270) 769-5479
HoursMonday to Friday, 8:00 am to 4:30 pm
CitiesElizabethtown (270-982-3264) and Radcliff (270-351-1875) run their own building departments; Vine Grove has its own inspector
CodesKentucky Building Code and Residential Code, without local amendment

In 2025, building permits issued in unincorporated Hardin County authorized 90 new privately owned housing units, all of them single-family homes, according to the U.S. Census Bureau Building Permits Survey.

Permit types

Residential permits

A house project in unincorporated Hardin County files in person with the commission against the Kentucky Residential Code and the applicable zoning, with the electrical, plumbing and heating and air work carried out by state-licensed contractors on their own permits. Kentucky issues no statewide general contractor licence, so any registration requirement is the county's or the city's own and should be confirmed before the application.

Commercial permits

Commercial work in Hardin County — the interstate and parkway corridors through Elizabethtown, and the retail and service development around the Fort Knox gates — clears zoning and subdivision review, then building plan review through the commission or the city’s own department, with the state department retaining a role on certain commercial projects, elevators and boilers.

Plan review, local programmes and the state's role

In Hardin County the Fort Knox reservation is federal land outside local jurisdiction, the karst terrain of the western part of the county affects foundations and stormwater, and the applicable city or county zoning ordinance decides use and setbacks. Fees a local government charges are required by statute to cover the cost of the service performed and not to exceed it.

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Kentucky has no general contractor licence: the state licenses the trades, and cities or counties may require their own contractor registration. Kentucky rules

Hardin County permit costs and fees

Fees follow the commission's schedule, which by statute may not exceed the cost of the service performed, with the trades permitted separately under the state licences.

Hardin County fee reference points
ItemFee or rule
Building permitThe commission's fee schedule, by project type and construction value
Zoning and subdivisionUnder the applicable city or county ordinance
Trade permitsElectrical, plumbing and heating and air by state-licensed contractors
OccupancyOccupancy permits issued by the commission's inspectors after the finals
Statutory limitLocal fees may not exceed the cost of the service performed
State feesDepartment fees where it reviews the project
⚠️

The code is the same in every city here. Under Kentucky's mini/maxi framework no local government may adopt or enforce any other building code, so Elizabethtown, Radcliff, Vine Grove and the unincorporated county all build to the identical Kentucky codes. What changes across those lines is the building office, the zoning ordinance and the fee schedule — never the technical requirement.

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Trade permits and who may pull them

Permit required

  • Sites on or adjoining Fort Knox — confirm the federal boundary before assuming county jurisdiction
  • Electrical — state-licensed electrical contractor; separate permit and a certified electrical inspector
  • Plumbing — state-licensed master plumber; separate plumbing permit, inspected under the state plumbing code
  • Heating and air conditioning — state-licensed HVAC contractor; separate mechanical permit
  • Fire sprinkler and fire alarm — sprinklers by a state-licensed fire sprinkler contractor and alarms by a state-licensed electrical contractor; system plans are reviewed with the building plans, and the fire official may inspect

Typically exempt

  • Like-for-like replacement the trade codes place below the permit threshold
  • Electrical or heating and air work a homeowner does on their own home, which state law exempts from the trade licence — a permit is still needed

The trades are permitted separately and done by contractors holding state licences. Kentucky rules

How to apply for a Hardin County building permit

1. Settle zoning and planning first

Zoning approval, and planning commission or site development review where the ordinance requires it, precede the building permit.

2. Confirm which office reviews the plans

The state reviews plans for larger and higher-risk buildings, and the local programme reviews smaller ones; homes are local.

3. Check the local contractor requirement

The state licenses the trades; general contractor registration, where it exists, is the city's or county's own.

4. File the application with construction documents

Reviewed against the Kentucky Building Code or Kentucky Residential Code as adopted, with no local amendments to satisfy.

5. Pay on the local fee schedule

Fees are set by local ordinance and by statute may not exceed the cost of the service performed.

6. Call inspections in sequence and close out

Footing to final, with the trades inspected on their own permits, then the certificate of occupancy.

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Review, corrections and what actually causes delay

Hardin County reviews through the county commission for the unincorporated area, and through Elizabethtown’s and Radcliff’s own departments inside those cities. What delays a file here is a site filed with the wrong office, a zoning answer taken from the wrong ordinance, and a site whose relationship to the federal reservation was not confirmed.

Inspections in Hardin County

Inspections follow the codes' sequence — footing, foundation, framing, rough trades, insulation and final — and are requested from the local inspection programme by permit number, with the electrical inspections carried by a certified electrical inspector. Work that passes final receives a certificate of occupancy for new buildings and changes of occupancy. Hardin County inspects in the codes' sequence through the commission's building inspectors, who also issue demolition, relocation and occupancy permits, with electrical inspections carried by a certified electrical inspector as the state regulation requires.

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Frequently asked questions

Who permits construction in Hardin County?

The Hardin County Planning and Development Commission at Elizabethtown for the unincorporated county; Elizabethtown and Radcliff through their own planning and building departments, and Vine Grove through its own inspector.

Does the county permit work on Fort Knox?

No. The reservation is federal land outside local permitting jurisdiction; the development serving the post in the surrounding cities is permitted locally.

Can the county amend the building code?

No. Kentucky's mini/maxi framework means no local government may adopt or enforce any other building code; the local layer is zoning, subdivision regulation, fees and the inspection programme.

Who licenses the trades?

The state Department of Housing, Buildings and Construction licenses electrical, plumbing and heating and air contractors, valid across the Commonwealth.

Is there a local contractor licence?

Kentucky issues no statewide general contractor licence; confirm any local registration requirement before applying.

Which code editions apply?

The 2018 Kentucky Building Code, Fourth Edition and the 2018 Kentucky Residential Code, Third Edition, both built on the 2015 International Codes with Kentucky amendments.

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More Kentucky permitting guides

This guide is provided by Alliance Permitting for general information about Hardin County permitting. Requirements, fees, and procedures change; confirm details with the permitting authority before relying on them.