Whether unincorporated Tishomingo County, Mississippi requires a general residential building permit could not be confirmed; ask the Board of Supervisors before construction12. County information indicates no county-wide zoning, while Iuka and Belmont have municipal zoning inside their city limits345. The Mississippi State Department of Health handles septic permits and inspections678.
At a glance
- Building permit
- General residential requirement unconfirmed; modular-home installation may be locally permitted9102
- Zoning
- Available county information indicates no county-wide zoning; confirm parcel-specific restrictions with the Board32
- Septic permit
- MSDH issues the permit; published fees include $197.50 for notice of intent and final approval6711
- RV or tiny-home living
- RV occupancy is unconfirmed; residential tiny homes follow state modular-home rules plus any local requirements3212
- Owner-builder
- Licensing exemption available for work on your own property for your own use; other rules still apply1314
- Private well
- State withdrawal permit applies at the casing-diameter threshold, with exclusions15
- Off-grid wastewater
- Wastewater must go to sewer or permitted septic; gray water cannot be discharged outdoors16
Who to call
Septic permits
Mississippi State Department of Health — Division of On-Site Wastewater
On-site wastewater applications, permits, site evaluations and program assistance for Tishomingo County in the North Region
570 East Woodrow Wilson Drive, Jackson, MS 39216
Roads & driveways
Tishomingo County Board of Supervisors
County ordinances and resolutions, county operations, and county roads and bridges by district
1008 Battleground Dr. Iuka, MS 38852
Contact details are copied from each office’s official page and were checked against it on October 7, 2026.
Off-grid gear
Going off-grid in Tishomingo 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 Tishomingo County, Mississippi?
Whether unincorporated Tishomingo County currently requires a general residential building permit could not be confirmed from a published county process1. Mississippi's uniform-code framework required counties and municipalities to enact uniform building codes unless they opted out before the statutory deadline, but the statewide rule does not establish Tishomingo County's choice1. A local government may require a permit and fee before a modular home or modular component is installed, and local inspection of modular construction is limited to site preparation, foundations and utility or structural connections1017. Ask the Tishomingo County Board of Supervisors which permit, code, inspection and occupancy requirements apply before ordering materials or beginning site work2. An owner building on the owner's property for personal use may be exempt from residential-builder licensing, and agricultural buildings also have a licensing exemption; neither exemption proves that local permits or other rules do not apply1314.
Who handles Tishomingo County building permits, and how do you reach them?
Tishomingo County does not publish a confirmed building department, county building-fee schedule or general inspection process, so the practical first contact is the Tishomingo County Board of Supervisors92. The Board is the county governing body and enacts county ordinances and resolutions2. Call the Board office at (662) 423-7032 or visit 1008 Battleground Dr. in Iuka and ask who handles building permits, adopted codes, inspections, floodplain review and certificates of occupancy for the parcel2. Published MSDH wastewater charges are septic fees, not a Tishomingo County building-fee schedule11. For a driveway connecting to a county road, ask which supervisor's district contains the property because each supervisor maintains county roads and bridges in that district2. A new or altered driveway connecting to a Mississippi state highway requires a Mississippi Department of Transportation access permit18.
Does Tishomingo County have zoning?
Available county information indicates no county-wide zoning in unincorporated Tishomingo County, but the county's own departments page does not expressly say that no zoning ordinance exists3. Treat county zoning as a point to confirm with the Board of Supervisors rather than assuming that every rural parcel is unrestricted32. We could not confirm county-wide rules for minimum dwelling size, minimum lot size, setbacks, lot coverage, building height or accessory dwellings; ask the Board about the specific parcel and proposed use2. Property inside Iuka is different because Iuka has a municipal zoning ordinance4. Belmont also applies a zoning ordinance and map within its corporate city limits5. These city rules do not establish the rules for unincorporated land45.
How do septic permits work in Tishomingo County?
The Mississippi State Department of Health administers onsite wastewater permits in Tishomingo County through its North Region6. A permit is required for a water meter and installation of an onsite wastewater system when public sewer is unavailable7. MSDH currently lists $197.50 for notice of intent plus final approval, $100 for notice of intent plus exemption, and $100 for an existing residential inspection; fees may change and online processing or other costs may apply11. New systems requiring final approval are evaluated for compliance, while Mississippi does not require an existing septic inspection solely for a real-estate sale819. A permanent water meter requires sewer or septic; applications within 1 mile of a sewer line are referred to that provider, and MSDH needs the provider's rejection before proceeding with septic20. Only about 6.1% of county soils are rated without severe limitations for a conventional drain field, so make the site evaluation an early contingency21.
Can you live in an RV or tiny home on your land in Tishomingo County?
We could not confirm a Tishomingo County rule that allows or prohibits long-term RV living or temporary camping on private land3. Mississippi does recognize a residential tiny home of 80 to less than 400 square feet, but treats it as a modular home subject to the current residential code adopted by the Mississippi Building Codes Council; a permanently installed unit must use an approved foundation that follows the manufacturer's installation guidelines12. That state rule does not settle Tishomingo County land-use, septic or permit requirements, so ask the Board of Supervisors whether the proposed unit may be occupied on the parcel122. Mississippi does not allow an off-grid sanitation setup to discharge gray water or other wastewater onto the ground, into a ditch or into water; wastewater must go to sewer or septic16. A permanent water connection also requires a permanent sewage-disposal solution20.
Building a home in Tishomingo County: the steps, in order
- Confirm whether the parcel is unincorporated or inside a municipality, because Iuka and Belmont have city zoning that does not establish the rules for rural county land45.
- Call the Tishomingo County Board of Supervisors and ask which building permit, adopted code, inspection, floodplain and occupancy requirements apply12.
- Ask the sewer provider first if a line is within 1 mile; MSDH needs its rejection before proceeding with septic20.
- If sewer is unavailable, apply to MSDH for the water-meter and onsite-wastewater permit and budget for the published application fee plus possible processing costs711.
- Resolve drain-field suitability before fixing the house location; conventional systems face severe soil limitations across most of the county21.
- Confirm the water source; a groundwater withdrawal permit applies to wells with a surface casing diameter of 6 inches or greater, subject to exclusions15.
What should you check before buying land in Tishomingo County?
Put septic feasibility near the top of the due-diligence list because only about 6.1% of Tishomingo County soils lack severe limitations for a conventional drain field21. About 47.7% of county land has a slope of 15% or less, while about 76.7% is wooded, so verify the actual building pad, clearing needs and driveway grade on the parcel2223. If land will be divided, MSDH wastewater review applies to developments of 10 or more lots, county ordinances may set a lower threshold, and public-water projects may require review regardless of lot count24. That wastewater review does not confirm the county's separate plat-approval rules, which we could not confirm; ask the Board before dividing land252. Confirm legal road access and ask the district supervisor about county-road work2. The effective property-tax rate is about 0.5%, and the median annual property-tax bill is about $7132627.
Watch-outs
- Do not begin construction until the Board of Supervisors confirms the permit, code and inspection requirements for the parcel, because Tishomingo County's local process remains unconfirmed92.
- Do not assume that reported absence of county-wide zoning authorizes an RV, tiny home or any other occupancy; ask the Board about the proposed use32.
- A permanent water meter depends on a permanent sewage-disposal solution, and Mississippi prohibits discharging gray water onto the ground2016.
- Most county soils carry severe limitations for conventional septic drain fields, so obtain the MSDH site evaluation before committing to a house location2128.
Sources
- Mississippi Uniform Building Codes, quoted and re-checked
- Tishomingo County Board of Supervisors (co.tishomingo.ms.us)
- Tishomingo County, Mississippi - Departments (2026 county census)
- Tishomingo County News — Approved Amendments to the Current Zoning Ordinance of the City of Iuka, quoted and re-checked
- Zoning - City of Belmont, quoted and re-checked
- On-Site Wastewater - Mississippi State Department of Health, quoted and re-checked
- WasteWater Online Application FAQ, quoted and re-checked
- Mississippi State Department of Health On-Site Wastewater Regulations, quoted and re-checked
- Mississippi Uniform Building Codes, quoted and re-checked
- Rules and Regulations for Uniform Standards Code for Factory-Built Homes as Related to Modular Homes, quoted and re-checked
- WasteWater Application FAQs: fees and application process, quoted and re-checked
- Mississippi Administrative Code, Factory-Built Homes Regulation, quoted and re-checked
- Residential Builders Law, quoted and re-checked
- Residential Builders Law, quoted and re-checked
- Guidelines for Securing the Services of a Water Well Driller (Mississippi statewide rule), quoted and re-checked
- WasteWater Frequently Asked Questions, quoted and re-checked
- Rules and Regulations for Uniform Standards Code for Factory-Built Homes as Related to Modular Homes, quoted and re-checked
- Mississippi Access Management Guide (Mississippi statewide rule), quoted and re-checked
- On-Site Wastewater - Mississippi State Department of Health, quoted and re-checked
- WasteWater Online Application FAQ, 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
- Share of land at 15% slope or less: Bolthole Index county data
- Wooded share of land: Bolthole Index county data
- WasteWater Frequently Asked Questions, quoted and re-checked
- On-Site Wastewater - Mississippi State Department of Health, quoted and re-checked
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Mississippi State Department of Health — Division of On-Site Wastewater (msdh.ms.gov)
Written October 7, 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.