For a single-family home in Martin County, Kentucky, a building permit, inspection and certificate of occupancy are required only if a local ordinance calls for them.123 We could not confirm whether Martin County has adopted such an ordinance, so call county administration before building. The Martin County Health Department handles septic permitting and inspections.4
At a glance
- Building permit
- Not required by the state for a single-family dwelling unless a local ordinance requires one; the Martin County exception is unconfirmed5
- Building code
- Kentucky's residential code applies to single-family dwellings, two-family dwellings and townhouses6
- Zoning
- Countywide and municipal zoning status could not be confirmed; ask county administration and the relevant city before relying on a parcel's use7
- Septic permit
- Required after a site evaluation and before construction, installation or alteration8
- RV / tiny home living
- Long-term RV and tiny-home occupancy rules could not be confirmed; ask county administration and the health department before placement79
- Owner-builder
- A homeowner may obtain a permit to personally perform plumbing in a home built or occupied for personal residential use10
- Private well
- No owner permit application or fee; a Kentucky-certified driller must perform the work11
- Floodplain
- Development in an identified floodplain requires both state and local floodplain permits12
Who to call
Building permits
County administration contact for confirming local building, zoning and floodplain offices
P.O. Box 309 / 42 East Main Street Inez, KY 41224
Septic permits
Martin County Health Department
On-site sewage system inspections, permitting, design consultation, upgrades and repairs
136 Rockcastle Road, Inez, KY 41224
Roads & driveways
County road and bridge questions
45 Tomahawk Road Inez, KY 41224
Contact details are copied from each office’s official page and were checked against it on October 10, 2026.
Off-grid gear
Going off-grid in Martin County means bringing your own water and power. The kit we’d start with:
- Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
- Power Bluetti Solar generators and home battery backup for living off the grid.
- Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
- Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.
Do you need a building permit in Martin County, Kentucky?
A single-family dwelling in Martin County needs a building permit, inspection and certificate of occupancy only if a local ordinance requires them.123 We could not confirm whether Martin County has adopted such an ordinance, so confirm the parcel and project with Martin County Fiscal Court before ordering materials.1314 The Kentucky Residential Code still governs single-family dwellings, two-family dwellings and townhouses.6 Without a single-family inspection program, mechanical systems are inspected by Kentucky HVAC and electrical systems by the local county electrical inspector.2 Plumbing requires a separate construction permit; the residential fee is $50 plus $14 per opening.15 A homeowner may obtain a permit to personally perform plumbing in a home occupied or being built for personal residential use, subject to the permit conditions.10
Who handles Martin County building permits and inspections?
Martin County's listed departments do not identify a dedicated local building-inspection or planning department, so Martin County Fiscal Court is the practical first call to confirm whether a local ordinance, city rule or inspection program applies to the site.1314 Ask specifically about the property's jurisdiction, proposed occupancy, electrical inspection, HVAC inspection, plumbing approval and local floodplain coordinator. Projects other than single-family dwellings must go to the state Division of Building Codes Enforcement for review and approval before construction when the jurisdiction has no local inspection program.16 Kentucky counties can enforce the state code and issue permits, but single-family requirements depend on local action.17 For access involving a county road, contact Martin County Road & Bridge.18 A new driveway connecting to a Kentucky highway right-of-way requires a written application to the state Department of Highways District Engineer.19
Does Martin County have zoning?
We could not confirm a countywide Martin County zoning ordinance, zoning map or district schedule from the available official material. The county's department listing does not show a planning or zoning department, but that omission alone does not prove that every parcel is unzoned.7 Kentucky law allows fiscal courts and other legislative bodies within a planning unit to enact zoning and other growth-management regulations after the required comprehensive-plan elements are adopted.20 Before treating rural land as available for an RV, tiny home, manufactured home, accessory dwelling, business or agricultural structure, ask Martin County Fiscal Court whether the parcel is inside a planning unit and ask the relevant city if the address lies within municipal limits.147 We also could not confirm local minimum dwelling size, lot size, setback, lot-coverage or building-height standards, so a seller's description of land as unrestricted should not substitute for a parcel-specific answer from the governing office.7
How do septic permits work in Martin County?
Kentucky sets the on-site sewage rules, and the Martin County Health Department handles local permitting and inspections.21422 A certified inspector or professional engineer evaluates the proposed site, and the local health department permit must be obtained before construction, installation or alteration.238 The health department describes its process as ensuring compliance with applicable regulations.24 Every system that is installed, constructed, altered or repaired must be inspected by a certified inspector.25 None of the mapped county soils are rated free of severe limitations for a conventional septic drain field, so plan the evaluation before fixing the house location.26 If public sewer is unavailable, the house drain must connect to an approved private sewage-disposal system.27 Kentucky prohibits seepage pits, cesspools and dry wells except for narrow existing-system exceptions.28
Can you live in an RV or tiny home in Martin County?
We could not confirm a Martin County rule that allows or prohibits long-term RV occupancy, temporary camping or tiny-home occupancy on private land. The statewide unlawful-camping provision only protects temporary sleeping in a lawfully parked vehicle on a public road, street or parking lot for less than twelve hours; it does not authorize long-term RV living on private property.29 For a tiny home, the key questions are how the structure is classified, whether it is fixed to the land, which residential or manufactured-home rules apply, and whether a local ordinance requires permits or inspections. Kentucky's residential code governs covered dwellings even when a single-family permit is not required.301 Before moving either type of unit onto a parcel, ask Martin County Fiscal Court about land-use and floodplain approval, and ask the Martin County Health Department to approve the sewage plan.142231
Building a home in Martin County: the steps, in order
- Give Martin County Fiscal Court the parcel location and project description, then ask whether a local building ordinance, inspection program, zoning rule or floodplain review applies.14137
- Check the flood map before disturbing the site; construction, demolition or renovation within a floodplain requires a state floodplain permit, and identified floodplains can also require local approval.3233
- Arrange the Martin County Health Department's site evaluation, then obtain the septic permit before construction, installation or alteration.2248
- Obtain the plumbing permit for new or replacement water-service and house-sewer work, and line up the electrical and HVAC inspections that apply without a single-family inspection program.342
- If access connects to a state highway, submit the written driveway application to the Department of Highways District Engineer; ask Martin County Road & Bridge about a county road.1918
- Build to the Kentucky Residential Code and keep approvals, inspection records and system drawings with the property file.6
What should you check before buying land in Martin County?
Start with buildability rather than the listing description. About 11% of Martin County land has a slope of 15% or less, while about 95% is wooded, so verify the homesite, driveway grade, clearing area and septic location on the ground.3536 None of the mapped soils are rated free of severe limitations for a conventional septic drain field.26 Check the flood map and budget for state and local review if the proposed work is in an identified floodplain.3233 Confirm whether access meets a county road or state highway because a new state-highway driveway requires a written application.19 Kentucky requires no property-owner permit application or fee to construct or abandon a private well, but a Kentucky-certified water-well driller must perform the work.37 Verify zoning, subdivision status and easements with county administration rather than assuming the absence of a listed planning department means the parcel has no restrictions.714
Watch-outs
- A single-family building permit, inspection and certificate of occupancy may be required by local ordinance; Martin County's local-ordinance status could not be confirmed.123
- Every mapped soil in the county is rated as having severe limitations for a conventional septic drain field, so get the health department's site evaluation before choosing a house location.2622
- Development in an identified floodplain needs both state and local floodplain permits, even if no ordinary single-family building permit applies.32331
Sources
- apps.legislature.ky.gov, quoted and re-checked
- Department of Housing, Buildings and Construction, quoted and re-checked
- apps.legislature.ky.gov, quoted and re-checked
- On-Site Sewage | Martin County Health Department, quoted and re-checked
- 815 KAR 7:125, Kentucky Residential Code (Kentucky statewide rule), quoted and re-checked
- Division of Building Code Enforcement, quoted and re-checked
- Martin County KY Departments & Agencies (2026 county census)
- apps.legislature.ky.gov, quoted and re-checked
- On-Site Sewage | Martin County Health Department (2026 county census)
- Frequently Asked Questions (Plumbing), quoted and re-checked
- Water Well Information for Home Owners, quoted and re-checked
- Environmental Permitting in Kentucky, quoted and re-checked
- Martin County KY Departments & Agencies (2026 county census)
- Martin County Fiscal Court (martincountyky.com)
- Division of Plumbing, quoted and re-checked
- Building Codes, quoted and re-checked
- KRS 198B.060 Local enforcement of Uniform State Building Code (Kentucky statewide rule), quoted and re-checked
- Martin County Road & Bridge (martincountyky.com)
- 603 KAR 1:020 Driveway entrance approaches, quoted and re-checked
- KRS 100.201 — Interim and permanent land use regulations authorized (Kentucky statewide rule), quoted and re-checked
- 902 KAR 10:085 Kentucky on-site sewage disposal systems, quoted and re-checked
- Martin County Health Department (martinhealthky.gov)
- 902 KAR 10:085 Kentucky on-site sewage disposal systems, quoted and re-checked
- On-Site Sewage | Martin County Health Department, quoted and re-checked
- 902 KAR 10:085 Kentucky on-site sewage disposal systems, quoted and re-checked
- Share of soils USDA rates "not limited" for a conventional septic drain field (SSURGO). A strict rating: the median county is about 6% and a tenth of counties are 0%, so a low figure means most lots need a site evaluation or an engineered system, not that septic is impossible. Cite it only with that caveat: Bolthole Index county data
- 815 KAR 20:130. House sewers and storm water piping; methods of installation (Kentucky statewide rule), quoted and re-checked
- 902 KAR 10:085 Kentucky Onsite Sewage Disposal Systems (Kentucky statewide rule), quoted and re-checked
- KRS 511.110 — Unlawful camping (Kentucky statewide rule), quoted and re-checked
- apps.legislature.ky.gov, quoted and re-checked
- 902 KAR 10:085 Kentucky on-site sewage disposal systems, quoted and re-checked
- Environmental Permitting in Kentucky, quoted and re-checked
- Find Your Flood Zone (Kentucky statewide rule), quoted and re-checked
- Frequently Asked Questions (Plumbing), quoted and re-checked
- Share of land at 15% slope or less: Bolthole Index county data
- Wooded share of land: Bolthole Index county data
- Water Well Information for Home Owners | Kentucky Energy and Environment Cabinet, quoted and re-checked
Written October 10, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.