We found no confirmed building-permit requirement for unincorporated Clay County, Arkansas: the county's own code of ordinances marks its Building article "Reserved," suggesting no local permit program has been adopted, though we could not verify this on an official county government webpage1. The same code leaves its Planning/Zoning article "Reserved" too, pointing toward no countywide zoning ordinance2. Septic is different and well documented: the Arkansas Department of Health, not the county, permits every onsite wastewater system here3. Confirm both building and zoning directly with the county before you rely on this.
At a glance
- Building permit
- No confirmed building-permit requirement in unincorporated Clay County1
- Zoning
- No confirmed countywide zoning ordinance2
- Septic permit
- Required statewide; Arkansas Department of Health issues it34
- Owner-builder
- Exempt from contractor licensing to build your own residence5
- Water well
- Must be built by a licensed Arkansas water well contractor6
- RV / tiny home living on your own land
- Not confirmed either way; state rules found only cover paid parks of 3+ spaces78
- Minimum lot size / setbacks
- No countywide rule confirmed2
Who to call
Septic permits
Arkansas Department of Health - Environmental Health (Onsite Wastewater)
Onsite wastewater (septic) permits for Clay County and statewide; local applications are handled through the Department or its Authorized Agent for the county
4815 W. Markham Street, Slot 46, Little Rock, AR 72205
Also useful
Clay County's chief executive office; the county has no separate building, planning or zoning department, so this is the office to ask about any building, zoning, floodplain or road question for unincorporated land
151 South 2nd Ave, Piggott, AR 72454
Also useful
County records, including recorded deeds and plats for land in Clay County; also keeps a second office in Corning at (870) 857-3480
151 South 2nd Ave, Piggott, AR 72454
Contact details are copied from each office’s official page and were checked against it on September 24, 2026.
Do you need a building permit in Clay County, Arkansas?
We could not confirm a building-permit requirement for unincorporated Clay County from an official government source. The strongest lead is the county's own code of ordinances, which marks its Building article "Reserved," a sign that no local permit program has been adopted, but that copy is hosted by a third-party publisher rather than the county's own site, so treat it as a strong lead, not confirmation1. Clay County's official website does not publish a building-code or permit page of its own, and lists no building or codes department among its departments9. Arkansas's statewide code still sets a compliance standard even in areas where no local permit or inspection is required, so a home built without a local permit can still be expected to meet the Arkansas Fire Prevention Code's residential provisions1011. Before you build, call the Clay County Judge's Office at (870) 598-2667 to confirm whether any permit applies to your parcel9.
Does Clay County have zoning?
We could not confirm a countywide zoning ordinance for unincorporated Clay County from an official government source; the same third-party-hosted county code that marks Building "Reserved" also leaves its Planning/Zoning article "Reserved," pointing toward no ordinance, but this has not been independently verified2. What is confirmed is that zoning is a city matter inside Clay County's towns: Piggott has adopted its own zoning regulations covering structures, setbacks, parking and loading within city limits, and Corning has its own zoning code for its corporate limits12. Neither city's rules reach unincorporated land. Until you can confirm directly with the county, don't assume unincorporated Clay County land is free of setback, lot-size or dwelling-size rules; ask the Clay County Judge's Office at (870) 598-2667 before you site a build9.
How do septic permits work in Clay County?
Every onsite wastewater (septic) system in Clay County is permitted by the state, not the county. The Arkansas Department of Health, or its Authorized Agent where one has been designated for the county, must approve the permit application before construction3. You need a Permit for Construction before you build, alter, repair or extend a system, and a separate Permit for Operation, issued only after inspection and approval, before you can use it413. A permit can be refused where a public sewer system is reasonably available and economically feasible, and Arkansas separately requires connection to a sanitary sewer when one is within 300 feet and reachable without crossing another owner's property414. Soils make this the county's central planning issue: none of Clay County's soils, 0%, are free of severe limits for a conventional septic drain field, so every property here should assume an engineered or alternative system and budget accordingly15. If you want a composting or incinerating toilet instead, Arkansas only allows premanufactured units the Department has authorized, installed by a licensed installer16.
Can you live in an RV or tiny home on your land in Clay County?
We could not confirm a county or state rule that directly answers whether you can place a single RV or tiny home on your own unincorporated Clay County land. The Arkansas rules we found address recreational-vehicle parks and mobile-home parks, defined as a parcel with three or more paid, occupied-or-intended spaces, which need Department of Health-approved plans; a tiny house on wheels is treated as a mobile home if plumbed to the 2018 Arkansas Plumbing Code, or as an RV if not78. Those rules govern commercial parks, not a single unit on your own property, so absence of a park rule here is not the same as permission. Call the Clay County Judge's Office at (870) 598-2667 before you plan to live in an RV or tiny home while building, since we could not confirm the answer either way9.
Building a home in Clay County: the steps, in order
- Call the Clay County Judge's Office at (870) 598-2667 to confirm whether any building permit, zoning rule or setback applies to your specific parcel, since we could not verify this from an official source912.
- Get a site evaluation for your septic system early: with 0% of the county's soils free of severe drain-field limits, plan on an engineered or alternative system on nearly any lot15.
- Apply for your septic Permit for Construction through the Arkansas Department of Health or its local Authorized Agent before you build, and don't use the system until you have the separate Permit for Operation17413.
- If you're drilling a well, use a licensed Arkansas Water Well Contractor; well construction and pump installation by contract require that license statewide6.
- If your driveway will connect to a state highway, apply to the Arkansas Department of Transportation district engineer before any work on the right-of-way18.
- If you'll act as your own contractor, you're exempt from Arkansas residential-builder and home-improvement licensing as long as you don't build more than one residence in a calendar year5.
- Once you buy, record your deed with the Clay County Clerk's Office in Piggott, which also keeps the county's recorded land records19.
What to check before you buy land in Clay County
Septic soils are the single biggest constraint: 0% of Clay County's soils avoid severe limits for a conventional drain field, so get a site evaluation on the specific parcel before you count on standard septic working at all15. The land itself is gentle, with 93.4% at 15% slope or less, and about a fifth wooded at 21.1%, so terrain and cover are rarely the obstacle2021. Clay County is well-watered for the region, averaging 49.8 inches of precipitation a year with severe drought in only about 7% of years2223. It's a genuinely rural county, 88 miles from the nearest metro area24. Property taxes are light: an effective 0.5% rate with a median bill around $459 a year, and typical home insurance runs about $1,584 a year252627.
Watch-outs
- We could not confirm from an official Clay County government page whether the county requires a building permit or has adopted zoning; the county's own website, claycountyarkansas.org, lists no building, codes or planning department and publishes no building-code or zoning page of its own91.
- We could not confirm floodplain-development rules, driveway-access rules for county roads, or short-term-rental rules for Clay County; ask the Clay County Judge's Office at (870) 598-2667 about each before you buy or build9.
- State rules on RV parks and mobile-home parks (three or more paid spaces) do not answer whether you can place a single RV or tiny home on your own land; that answer is unconfirmed for Clay County7.
Sources
- Clay County Code of Ordinances, Chapter 13 (Urban/Rural Development) (2026 county census)
- Clay County Code of Ordinances, Chapter 13 (Urban/Rural Development) (2026 county census)
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- Home Improvement Specialty New Application (2026 county census)
- 17 CAR § 11-306. Water well contractor licenses, quoted and re-checked
- 20 CAR § 138-101. Definitions, quoted and re-checked
- 20 CAR § 138-101. Definitions, quoted and re-checked
- Clay County Judge's Office (claycountyarkansas.org)
- Home Improvement Contractor License Application (Arkansas statewide rule), quoted and re-checked
- 2021 Arkansas Fire Prevention Code (Arkansas statewide rule), quoted and re-checked
- City of Corning Zoning Code, quoted and re-checked
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- 14 CAR § 21-301. Generally (Arkansas statewide rule), quoted and re-checked
- Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
- Rules Pertaining to Onsite Wastewater Systems (2024), quoted and re-checked
- Arkansas Department of Health - Environmental Health (Onsite Wastewater) (healthy.arkansas.gov)
- Regulations: Rules for Access Driveways to State Highways (Arkansas statewide rule), quoted and re-checked
- Clay County Clerk's Office (claycountyarkansas.org)
- Share of land at 15% slope or less: Bolthole Index county data
- Wooded share of land: Bolthole Index county data
- Annual precipitation: Bolthole Index county data
- Share of years in severe drought: Bolthole Index county data
- Distance to the nearest metro area: Bolthole Index county data
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Typical home insurance premium: Bolthole Index county data
Written September 24, 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.