Bolthole Index

Wise County, Texas

Building permits, zoning and land rules in Wise County, Texas

60Index Score / 100
#91 of 254 in Texas

Unincorporated Wise County, Texas does not require a general building permit for a home, workshop, or barn1. Septic is the exception: Wise County Environmental Services (Public Works) issues septic permits countywide, including unincorporated land2. If your land sits inside an incorporated city or that city's extraterritorial jurisdiction (ETJ), the city sets building rules instead of the county, so check with City Hall first3.

At a glance

Building permit
Not required outside city limits and ETJs1
Zoning
No county zoning ordinance; Texas counties generally can't zone45
Septic
County-administered by Environmental Services (Public Works)2
Owner-builder
Allowed — no county permit means nothing to be exempt from6
RV / tiny home / manufactured home
Unrestricted by county rule; Wise County has no zoning to set one7
Minimum home size, setbacks, lot coverage
None set by the county — no zoning ordinance exists to set them7
Subdivision
Regulated when you divide land outside a municipality; an agricultural-use exemption is available8
Septic 10-acre exemption
Available statewide if all TCEQ siting conditions are met9

Who to call

Septic permits

Wise County Environmental Services (Public Works)

OSSF (septic) permits for Wise County, including unincorporated land; the county's own staff directory lists this same office and phone number as Environmental Services / Public Works

940-627-9332

Roads & driveways

Wise County Engineer

County road and drainage matters, and subdivision/plat review for land divided outside city limits

(940) 273-7289

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 Wise County, Texas?

Wise County's own FAQ is direct about this: the county does not require general building permits for construction outside its incorporated cities1. That covers a house, workshop, barn, or other general construction on unincorporated land3. It does not cover everything, though. If your parcel sits inside an incorporated city or that city's extraterritorial jurisdiction (ETJ), the relevant City Hall sets building rules there, not the county3. And septic is carved out on the same page: a septic permit is still required, through Wise County Public Works3. If you're placing a factory-built industrialized home, Texas requires the manufacturer's design package to be approved to a specific set of adopted codes effective July 2024 — that's a manufacturer and state requirement, separate from any county building permit10.

Who handles permits in Wise County, and how do you reach them?

Wise County has no building department, because it doesn't require a general building permit outside its cities1. For septic, the office to call is Wise County Environmental Services, which the county's FAQ and staff directory both list under the phone number 940-627-933211. For anything involving a county road, drainage, or dividing land outside a municipality, the Wise County Engineer's office is the one to contact, at (940) 273-728912. If your land is inside a city or its ETJ, skip the county entirely and start with that city's City Hall3.

Does Wise County have zoning?

Wise County has no county zoning ordinance; Texas counties generally lack zoning power over unincorporated land, and Wise County regulates development through its septic (OSSF) and subdivision rules instead4. State law grants counties zoning authority only for specific, named areas — not as a general power available to a county like Wise5. Because no zoning ordinance controls unincorporated Wise County, there is no county-set minimum home size, minimum lot size, setback, building height limit, or lot-coverage rule here7. That's a real answer, not a gap in this guide's research: it follows from Texas not giving Wise County that power. It's also why incorporated cities and their ETJs matter so much — a city's own zoning and building code can still apply even though the county's doesn't3.

How do septic permits work in Wise County?

Unlike general construction, septic is permitted at the county level: Wise County Environmental Services (Public Works) administers OSSF permits, including on unincorporated land2. Statewide, Texas requires a permit and an approved plan to construct, alter, extend, or repair an on-site sewage facility9. A narrow exception exists: if your tract is at least 10 acres, holds a single-family home as the only dwelling on the property, and every part of the system stays at least 100 feet from the property line — among other siting conditions — you may qualify for the state's 10-acre permit exemption9. Installation is inspected by the county as TCEQ's authorized agent or its designated representative, and some systems with electronic monitoring can reduce maintenance reporting to every six months13. Call Wise County Environmental Services at 940-627-9332 to start the process before you dig11.

Can you live in an RV or tiny home on your land in Wise County?

Wise County has no zoning ordinance, and that specifically means there is no county rule restricting RV occupancy, tiny-home occupancy, or manufactured-home placement on unincorporated land7. The same absence of zoning means the county sets no minimum dwelling size and no accessory-dwelling restriction either7. That's different from an incorporated city or its ETJ, where local rules can still apply, so confirm your parcel is truly outside city limits before assuming this applies to you3. It's also different from septic: whatever you live in still needs a permitted, working wastewater system if it isn't tied into an approved system already, and Wise County Environmental Services is the office that permits it112.

Building a home in Wise County: the steps, in order

  1. Confirm your parcel is outside every incorporated city and its ETJ; if it isn't, the relevant City Hall — not the county — sets your building rules3.
  2. Apply for your septic (OSSF) permit through Wise County Environmental Services before installing any wastewater system; call 940-627-9332112.
  3. If your tract is at least 10 acres, single-family, and keeps every part of the OSSF at least 100 feet from the property line, ask whether you qualify for TCEQ's 10-acre septic exemption9.
  4. If you're dividing your tract into two or more parts outside a municipality, budget for county subdivision review — a preliminary plat runs $800 plus $100 per lot, and a final plat with roads runs $800 plus $75 per lot8.
  5. Land used primarily for agriculture, ranching, wildlife management, or timber production is exempt from that platting requirement, though TCEQ septic rules still apply to it14.
  6. If your driveway will connect to a state highway, submit TxDOT Form 1058 and wait for your permit before construction — TxDOT requires 24 hours' notice before you start work in the right of way15.
  7. If you're placing a factory-built industrialized home, confirm with the manufacturer that its design package is approved to the codes Texas adopted effective July 202410.

What to check before you buy land in Wise County

Check the soil before you check anything else: only 24% of Wise County's soils are rated without severe limits for a conventional septic drain field, so plan for an alternative or engineered OSSF design on much of the county rather than assuming a standard gravity system will work16. This guide couldn't confirm Wise County's floodplain-permit process from official pages, so ask the County Engineer's office whether your parcel is mapped before you build near a creek or the West Fork Trinity River12. If your road frontage is a county road rather than a state highway, the County Engineer's office at (940) 273-7289 is who to ask about access12. On cost: Wise County's effective property tax rate runs about 1.2%, with a median annual bill of $3,293, and a typical home here runs about $376,226 against farmland valued around $6,259 an acre17181920.

Watch-outs

  • Wise County's building-permit FAQ doesn't say whether general building inspections apply to owner-built homes outside city limits — confirm current practice with Wise County Environmental Services before you assume none are required111.
  • If your land is inside an incorporated city or that city's extraterritorial jurisdiction, the county's no-permit rule doesn't apply — building rules there come from the city, not Wise County1.
  • This guide could not confirm Wise County's floodplain-permit process or fee schedule from official pages — ask the County Engineer's office whether your parcel is mapped before you build near a creek or the West Fork Trinity River12.

Sources

  1. FAQs - Who issues Building Permits in Wise County? (2026 county census)
  2. Frequently Asked Questions - Who issues Building Permits in Wise County? (2026 county census)
  3. FAQs - Who issues Building Permits in Wise County?, quoted and re-checked
  4. Wise County FAQ (2026 county census)
  5. Local Government Code Chapter 231, County Zoning Authority (Texas statewide rule), quoted and re-checked
  6. FAQs - Who issues Building Permits in Wise County? (2026 county census)
  7. Texas law on county zoning and building authority
  8. Development Rules and Regulations, quoted and re-checked
  9. Getting a Permit for an OSSF - Such as a Septic System (Texas statewide rule), quoted and re-checked
  10. Industrialized Housing and Buildings – Adoption of New Code Editions (Texas statewide rule), quoted and re-checked
  11. Wise County Environmental Services (Public Works) (co.wise.tx.us)
  12. Wise County Engineer (co.wise.tx.us)
  13. Basics for Septic Systems (Texas statewide rule), quoted and re-checked
  14. Development Rules and Regulations, quoted and re-checked
  15. Section 4: Driveway Permits, Design, and Materials (Texas statewide rule), quoted and re-checked
  16. Share of soils without severe limits for a conventional septic drain field (USDA SSURGO): Bolthole Index county data
  17. Effective property tax rate: Bolthole Index county data
  18. Median property tax bill: Bolthole Index county data
  19. Typical home value (Zillow): Bolthole Index county data
  20. Farmland value per acre (USDA census): 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.

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County locator

Wise County in Texas

60
County map
Wise County highlighted among the Texas counties · colored by Index score

How Wise County scores

Seclusion33100% ev.
Self-Sufficiency45100% ev.
Admin Boringness90100% ev.
Durability55100% ev.
Property Autonomy71100% ev.
Carry Cost64100% ev.

Evidence strength: 100%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$376kTypical home
1.2%Property tax
$6,259Land / acre
35.3"Annual rain
23.2% of yrsSevere drought
51.9 / yr (+28)Mid-century 100°F days
26.2 daysMid-century dry spell
2.27" (+4.5%)Mid-century 1-day rain
1.35×Wildfire change factor
100%Forward climate coverage
$2,651Home insurance / yr
1.3% / yrInsurance growth
0%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
29,089People within 30 min
8,478,364People within 2 hr
43,032Radius comparison (15 mi)
86.4People / sq mi
3.5%Federal land
99.2%Land at 15% slope or less
24%Septic soil without severe limits
134,990 acWorkable land screen
22%Wooded land
15.9 tonsBiomass / forest ac
64.7°FAvg temp

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Answers from the rulebook for Wise County

What the ordinances and state agencies actually say — one answer per question, each quoted from the official source and independently re-checked.

Wise County rules

  • Building permitNot required

    General building permits for construction in Wise County areas outside incorporated cities and their extraterritorial jurisdictions.

    • Incorporated cities and ETJs may have separate permit requirements administered by the relevant city.
    • Septic permits remain required and are administered through Wise County Public Works.
    “Wise County does not require general building permits. If you are with an incorporated city or ETJ, contact the City Hall for information. Septic Permits are required, however; contact Public Works at 940-627-9332.”
  • Owner-builder exemption · follows from the permit answerNot needed

    Unincorporated Wise County: no county building permit is required, so there is no permit to be exempt from and you may build your own home. State licensing for electrical, plumbing and HVAC work may still apply.

    • Incorporated cities and ETJs may have separate permit requirements administered by the relevant city.
    • Septic permits remain required and are administered through Wise County Public Works.
    “Wise County does not require general building permits. If you are with an incorporated city or ETJ, contact the City Hall for information. Septic Permits are required, however; contact Public Works at 940-627-9332.”
  • Zoning districts · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Minimum dwelling size · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Minimum lot size · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Setbacks · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Lot coverage · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Building height · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Living in an RV · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Camping on your land · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Tiny homes · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Manufactured homes · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Accessory dwellings · by state lawNo county rule

    Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us.

    • Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits.
    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • Who permits septicCounty

    Septic-permit administration identified by Wise County.

    • The county FAQ directs applicants to Public Works at 940-627-9332.
    • The FAQ separately directs people in an incorporated city or ETJ to contact City Hall for building-permit information; it does not state a septic exception.
    “Septic Permits are required, however; contact Public Works at 940-627-9332.”
  • Agricultural exemptionAvailable (with conditions)

    Division of a tract outside municipal limits into two or more parts where the land will be used primarily for qualifying agricultural, farm, ranch, wildlife management, or timber production use.

    • The owner must not lay out a part of the tract described by Section 3.01.A.3, namely streets, alleys, squares, parks, or other parts intended for public use or use by purchasers or owners of lots.
    • The land must be used primarily for agricultural use as defined by Section 1-d, Article VIII, Texas Constitution, or for farm, ranch, wildlife management, or timber production use within the meaning of Section 1-d-1, Article VIII, Texas Constitution.
    • If the tract ceases to be used primarily for the qualifying agricultural, farm, ranch, wildlife management, or timber production use, the platting requirements apply.
    • The cited county rules state that TCEQ requirements and the Wise County On-Site Sewage Facility Order continue to apply even when platting is not required.
    • This is a platting exemption and does not establish exemption from other county, state, wastewater, floodplain, or development requirements.
    “A county may not require the owner of a tract of land located outside the limits of a municipality who divides the tract into two or more parts to have a plat of the subdivision prepared if: i. the owner does not lay out a part of the tract described by Section 3.01.A.3; and ii. the land is to be used primarily for agricultural use, as defined by Section 1-d, Article VIII, Texas Constitution, or for farm, ranch, wildlife management, or timber production use within the meaning of Section 1-d-1, Article VIII, Texas Constitution.”
  • Subdividing landRegulated (with conditions)

    Subdivision of land outside municipal limits in Wise County, including divisions into two or more parts for subdivisions, lots, streets, alleys, squares, parks, or other parts intended for public use or use by lot purchasers or owners.

    • The county rules apply outside municipal limits; if the subdivision or any part lies within a municipality's extraterritorial jurisdiction, the plat must be submitted to the governmental entity authorized under the written county-municipality agreement.
    • The agricultural, family-transfer, acreage, veterans' land, and other statutory exceptions in Section 3.01.C apply where their stated conditions are met.
    • Even when platting is not required, the developer remains responsible for current Texas Local Government Code requirements, TCEQ Title 30 TAC Chapter 285 requirements, and the Wise County On-Site Sewage Facility Order.
    • County approval, applicable review and inspection fees, and final plat filing are required for regulated subdivisions.
    • The cited rules document is dated June 2019 and states it was amended April 26, 2021; the county instructs developers to obtain the most current rules adopted by the Commissioners Court.

    preliminary plat fee: 800 USD (plus $100 per lot) · final plat and construction plans with roads fee: 800 USD (plus $75 per lot) · final plat without roads fee: 750 USD · construction inspection fee: 2000 USD (for up to the first 1 mile, plus $150 per half mile or portion thereof over 1 mile)

    “The Owner of a tract of land located outside the limits of a municipality must prepare a plat of the subdivision if the owner intends to divide the tract into two or more parts to layout: 1. a subdivision of the tract, including an addition; 2. lots; or 3. streets, alleys, squares, parks, or other parts of the tract intended by the owner of the tract to be dedicated to public use. or for the use of purchasers or owners of lots fronting on or adjacent to the streets, alleys, squares, parks, or other parts.”
  • Permit processPartial

    General building and related county permitting in unincorporated Wise County.

    • Wise County does not require general building permits.
    • If the property is in an incorporated city or extraterritorial jurisdiction, the applicant must contact the City Hall for information.
    • Septic permits remain required and are handled through Wise County Public Works at 940-627-9332.
    • The source does not provide a complete process for every county-administered permit type.
    “Wise County does not require general building permits. If you are with an incorporated city or ETJ, contact the City Hall for information. Septic Permits are required, however; contact Public Works at 940-627-9332.”
  • County-wide zoningAbsent

    Texas counties lack zoning authority in unincorporated areas; Wise County regulates development via OSSF and subdivision rules only.

    Wise County FAQ ↗Scouted from the county site, not yet independently re-checked

Texas rules that apply here

  • Building code adoptedPartial

    Industrialized housing and buildings, modules, and modular components governed by the Texas Industrialized Housing and Buildings program.

    • The mandatory state code adoption applies to industrialized housing and buildings, modules, and modular components, not all construction statewide.
    • The effective date is July 1, 2024.
    • The International Existing Building Code applies to alterations of portable industrialized buildings.
    • Manufacturers already certified for Texas must have design-package documents reviewed and approved to the new editions with an approval date on or after July 1, 2024, unless the manufacturer elected to transition before the effective date under Department rule 70.70(a)(5)(B).
    • Construction begun on or after July 1, 2024 must comply with the new code editions and approved design packages.
    • Construction begun before July 1, 2024, or before a manufacturer's effective transition date, must meet the stated completion, inspection, and labeling deadline to remain eligible for a Texas decal.

    effective date: 2024-07-01 · International Building Code: 2021 Edition (including appendices C, F, and K) · International Residential Code: 2021 Edition (including appendices AG, AH, AK, AP, AQ, and AT) · International Fuel Gas Code: 2021 Edition · International Mechanical Code: 2021 Edition · International Plumbing Code: 2021 Edition · International Energy Conservation Code: 2015 Edition · National Electrical Code: 2020 Edition · International Existing Building Code: 2021 Edition (for alterations of portable industrialized buildings)

    “July 1, 2024, all industrialized housing and buildings, modules, and modular components shall comply with the following codes, as amended in §70.101 of the IHB Rules:”
  • Septic permitRequired

    Construction, installation, alteration, extension, or repair of an OSSF in Texas

    • A permit and approved plan are required to construct, alter, repair, extend, and operate an OSSF.
    • A 10-acre exemption may apply only if all listed conditions are met: site evaluation by a TCEQ-licensed site evaluator or professional engineer; single-family dwelling on at least 10 acres; no nuisance or groundwater pollution; all OSSF parts at least 100 feet from the property line; effluent disposed of on the property; and the single-family dwelling is the only dwelling on the tract.
    • Emergency repairs listed by TCEQ do not require a permit but must be reported in writing to the permitting authority within 72 hours after repairs begin.
    • Grandfathered systems may also be exempt if the stated conditions are met.

    minimum tract size for 10-acre exemption: >= 10 acres (single-family dwelling and all other TCEQ conditions must be met) · minimum OSSF distance from property line for 10-acre exemption: >= 100 feet (all parts of the OSSF) · emergency repair reporting deadline: <= 72 hours (after repairs have begun; written report to permitting authority)

    “A permit is required to construct, install, alter, extend, or repair an OSSF. [...] An OSSF may be exempt from permitting if it complies with all other requirements, including planning, construction, and installation standards of 30 TAC 285 AND meets the “10 acre rule”:”
  • Septic inspectionLimited

    OSSF installation and, where applicable, maintenance inspections in Texas

    • Authorized agents or their designated representatives inspect system installation.
    • Some permitting authorities impose more stringent requirements.
    • Maintenance-provider inspection and reporting requirements apply to systems and circumstances governed by 30 TAC §285.91(4).
    • Electronic monitoring may reduce reporting to every six months where the stated monitoring conditions apply.

    reduced maintenance reporting interval with qualifying electronic monitoring: 6 months (only where the system uses the specified electronic monitoring, automatic notification, and disinfection monitoring)

    “Many times, the AA has a "designated representative" (DR) to assist them with their responsibilities, which include reviewing plans for constructing, altering, extending or repairing each OSSF; issuing permits; and inspecting system installation. [...] If the system uses an electronic monitor, automatic radio or telephone to notify the maintenance provider of system or component failure and to monitor the amount of disinfection in the system, reporting may be reduced to every six months.”
  • Driveway accessRequired

    New or modified access driveways connecting property to a Texas state highway right of way.

    • A local public agency may receive access driveway permitting authority for state highways, but TxDOT approval remains required for drainage impacts on the state highway system before local approval.
    • No access driveway is permitted within a flared or widened right-of-way section at an intersection of a state highway with another highway, road, or street.
    • All entrances and exits, including radii, must be confined within the permittee's property frontage.
    • One-way 45-to-90-degree driveways are permitted for connections to one-way frontage roads or lane-divided highways; otherwise the driveway angle must be 75 to 90 degrees.
    • ADAAG and Texas Accessibility Standards apply.

    private residential driveway maximum width: <= 24 feet (Except as increased by permissible radii.) · driveway-to-pavement radius: >= 15 feet

    “A driveway must be constructed in accordance with a fully executed driveway permit”
  • county zoning authorityLimited

    Texas counties adopting zoning regulations for specified unincorporated or otherwise specially defined areas.

    • Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters.
    • For Padre Island, the authority applies in Cameron or Willacy County outside a municipality and within two miles of a publicly owned park or recreational development, or within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.
    • Other Chapter 231 subchapters address special areas including the Amistad Recreation Area in Val Verde County, military zones, certain lakes, the El Paso Mission Trail Historical Area, Lake Somerville, and Falcon Lake in Zapata County.
    • The cited statute was enacted effective September 1, 1987; the Falcon Lake subchapter was added effective June 15, 2007, and amended effective September 1, 2009.

    Padre Island distance from publicly owned park or recreational development: <= 2 miles (Area must be outside a municipality and in Cameron or Willacy County.) · Padre Island distance from beach, wharf, or bathhouse: <= 2 miles (The beach, wharf, or bathhouse must be used by at least 500 persons annually.)

    “This subchapter applies to the areas of Padre Island located in Cameron or Willacy County and located: (1) outside a municipality but within two miles of a publicly owned park or recreational development; or (2) within two miles of a beach, wharf, or bathhouse used by at least 500 persons annually.”
  • county building authorityLimited

    Texas counties adopting and enforcing fire-code building permits for specified buildings in unincorporated areas and applying residential building-code standards in certain counties.

    • Under Section 233.061, the county must have a population over 250,000 or be adjacent to a county with a population over 250,000.
    • Under Section 233.062, the fire code applies only to commercial establishments, public buildings, and multifamily residential dwellings consisting of four or more units constructed in an unincorporated area.
    • The fire code does not apply to an industrial facility having a fire brigade that conforms to Occupational Health and Safety Administration requirements.
    • A covered applicant must submit a plan and a commissioners-court-set application fee; the county must issue or deny the permit within 30 days, and failure to act within 30 days approves the construction for purposes of the subchapter.
    • The fire code must conform to the International Fire Code or Uniform Fire Code as those codes existed on May 1, 2005, or establish protective measures exceeding those standards; later editions may be adopted.
    • Residential standards under Section 233.152 apply only if the county adopts a resolution or order and the county is within 50 miles of an international border or has a population over 100.
    • Those residential standards apply only to new single-family-house or duplex construction beginning after September 1, 2009; manufactured or modular structures governed by Occupations Code Chapters 1201 or 1202 are excluded from the definition of new residential construction.
    • A municipality's building code controls in its extraterritorial jurisdiction, and Section 233.152 does not authorize county prior approval of new residential construction or county zoning regulations.
    • Fire-code inspection and permit fees may be charged under a fee schedule based on building type, limited to amounts necessary to administer and enforce the subchapter; inspection fees must be reasonable and reflect approximate inspection costs.

    county population threshold for fire-code authority: > 250000 persons (A county adjacent to a county over 250,000 also qualifies.) · multifamily residential dwelling threshold: >= 4 units (The fire code applies only to covered buildings constructed in an unincorporated area.) · residential-code border distance: <= 50 miles (Alternative qualification is county population over 100.) · application decision period: 30 days (If the commissioners court does not issue or deny the permit within 30 days after receiving the application and fee, construction is approved for purposes of the subchapter.) · residential standards effective construction date: > 2009-09-01 (Applies only to new residential construction that begins after September 1, 2009.)

    “The commissioners court of a county with a population of over 250,000 or a county adjacent to a county with a population of over 250,000 may adopt a fire code and rules necessary to administer and enforce the fire code. [...] The fire code applies only to the following buildings constructed in an unincorporated area of the county: (1) a commercial establishment; (2) a public building; and (3) a multifamily residential dwelling consisting of four or more units.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission — ask the county directly.

  • Inspections — General building inspections for construction in unincorporated Wise County.
  • Certificate of occupancy — Certificates of occupancy for buildings in unincorporated Wise County.
  • Local zoning — Aggregate local zoning across Wise County, including incorporated municipalities and unincorporated areas.
  • Short-term rentals — Short-term rental use in Wise County.
  • Permit fees — Fees for permits administered by Wise County, including any applicable development, driveway, floodplain, or septic permits.

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Water rights & wells in Wise County

Whether a new home can legally get its own water here — the sub-state groundwater regime, from Texas’s water agency.

Actively managed

This basin is under active state management — new water use is scrutinized, though a domestic well is usually still allowed.

Household wellExempt up to a limit

Texas groundwater is governed by the rule of capture; a Groundwater Conservation District must exempt qualifying domestic/livestock wells and may not restrict their production, but well registration and spacing rules can still apply and the exemption does not cover wells serving a platted subdivision.

Limit: Domestic/livestock well exempt from GCD production permitting if on a tract >10 acres AND incapable of producing >25,000 gal/day (Tex. Water Code §36.117)

Texas Water Code §36.117 / TWDB ↗
  • North-Central Texas Trinity & Woodbine Aquifers Priority Groundwater Management Areapartial of county

    TCEQ-designated DFW-region Trinity/Woodbine critical-groundwater area; drives GCD coverage. Domestic/livestock wells remain exempt but spacing/registration may apply.

    TCEQ — Priority Groundwater Management Areas ↗

Hybrid state (appropriation + riparian). Groundwater rules change and basin boundaries follow the aquifer, not the county line — confirm current well and appropriation rules with the Texas state water agency before you buy or drill.Groundwater governance as of Jul 2026, cited to each administering agency.

Living off-grid in Wise County, Texas

Is Wise County a good place to live off-grid or homestead?

Wise County scores 60/100 on the Bolthole Index, a solid county profile. Its strengths: low administrative friction for a quiet rural property and a stronger property-autonomy legal backdrop. Watch-outs: about 29,089 people within a 30-minute drive.

Do you need a building permit in Wise County, Texas?

Wise County does not require a county building permit for a home in unincorporated areas, and it has no county-wide zoning. Onsite septic is permitted by Wise County Environmental Services / Public Works (TCEQ authorized agent). Owner-builders may act as their own contractor to build their home. These answers are quoted from official sources and independently re-checked. Rules change and cities within the county differ — always confirm with the county before you buy or build.

Can you live in an RV or tiny home on your land in Wise County?

Living in an RV on your own land in Wise County is allowed: Unincorporated Wise County: no county rule sets this, because Texas law gives zoning power only to certain counties, and Wise County has no zoning ordinance. The county legal census found no county zoning ordinance, citing co.wise.tx.us. Septic, floodplain, subdivision and health rules still apply; cities and towns set their own rules inside their limits. Chapter 231 does not grant a general statewide county zoning power; authority is provided through geographically or subject-matter limited subchapters. A tiny home is allowed. Confirm with the county before relying on it.

How much does land cost in Wise County, Texas?

Land in Wise County runs about $6,259 per acre, based on the latest county data.

What is the water situation in Wise County?

Wise County gets about 35.3" of rain a year, with severe drought in roughly 23.2% of years. On water rights, Wise County lies in the North-Central Texas Trinity & Woodbine Aquifers Priority Groundwater Management Area — TCEQ-designated DFW-region Trinity/Woodbine critical-groundwater area; drives GCD coverage. Domestic/livestock wells remain exempt but spacing/registration may apply..

How remote is Wise County?

A representative private-land location has about 29,089 people within a 30-minute drive and 8,478,364 within two hours. The road-network catchments count population across county lines and clusters of smaller cities; straight-line radius values remain available as a comparison.

Off-grid gear

Going off-grid in Wise County means bringing your own water and power. The kit we’d start with:

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How Wise compares in Texas

Compare side-by-side →See all 254 Texas counties ranked →