Bolthole Index

Tulsa County, Oklahoma

Building permits, zoning and land rules in Tulsa County, Oklahoma

47Index Score / 100
#59 of 77 in Oklahoma

Unincorporated Tulsa County, Oklahoma requires a building permit for new construction through the Tulsa County Inspections Department1. County zoning applies throughout the unincorporated area, while incorporated municipalities exercise their own zoning powers2. Oklahoma DEQ issues the required authorization for a new or modified septic system and requires approval before the system operates34.

At a glance

Building permit
Required for new construction in unincorporated Tulsa County1
Zoning
Yes, county zoning applies in unincorporated Tulsa County2
Septic permit
Oklahoma DEQ authorization is required before installing or modifying a system53
RV living
A single RV as an accessory dwelling is limited to the AG district and needs special-exception approval6
Owner-builder
A narrow state exemption lets an owner do roofing work on qualifying property; a broader county exemption is unconfirmed7
Farm buildings
Usual farm buildings and farm homes are exempt from zoning power and from fees or permits under state law8
Agricultural-district lot size
AG requires 2 acres per lot and dwelling unit; AG-R requires 1 acre, subject to exceptions9
Water well
No groundwater-use permit for domestic use; non-domestic wells require state authorization10

Who to call

Building permits

Tulsa County Inspections Department

Building and trade permits (electrical, mechanical, plumbing) and inspections for unincorporated Tulsa County

918-596-5293

218 W. 6th St., 2nd Floor, Tulsa, OK 74119-1004

Planning & zoning

INCOG Planning Services

Administers the Tulsa County Zoning Regulations for unincorporated Tulsa County, including staffing county zoning cases and the Tulsa County Board of Adjustment

918-584-7526

incog@incog.org

2 West Second Street, Suite 800, Tulsa, OK 74103

Health department

Oklahoma DEQ – Environmental Complaints & Local Services (ECLS)

Statewide on-site sewage treatment (septic) program: soil tests, system design review, installation inspections and oversight of certified installers, including for Tulsa County

405-702-6100

707 N Robinson, Oklahoma City, OK 73102

Contact details are copied from each office’s official page and were checked against it on October 11, 2026.

Off-grid gear

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Do you need a building permit in Tulsa County, Oklahoma?

Unincorporated Tulsa County requires building permits for new residential construction through the Tulsa County Inspections Department1. Broken Arrow issues its own building permits11. Sapulpa, mainly in Creek County but extending into Tulsa County, also issues its own building permits12. Septic authorization remains with Oklahoma DEQ for Tulsa County properties, including city addresses using on-site sewage systems5. A usual farm building or farm home is exempt from county zoning power, and state law says no fees or permits are required for that specific construction; the exemption does not waive every environmental or health approval138.

Who is the Tulsa County building department, and how do you reach them?

The Tulsa County Inspections Department issues building and trade permits for unincorporated Tulsa County; call 918-596-5293 about your project114. The department's office is at 218 W. 6th St., 2nd Floor, Tulsa, Oklahoma14. Call the department to pull an electrical, mechanical or plumbing permit or register a contractor license14. For county zoning questions, contact INCOG Planning Services at 918-584-752615. We could not confirm current county building-permit fees, required inspection stages or certificate-of-occupancy rules; ask the Inspections Department before scheduling construction14.

Does Tulsa County have zoning?

Tulsa County zoning applies to unincorporated land and stops where incorporated municipalities exercise zoning authority2. City zoning applies in Broken Arrow16, Bixby17, Jenks18, Glenpool19, Collinsville20, and Sapulpa21; Sapulpa reaches into Tulsa County from Creek County21. Septic systems at Tulsa County addresses remain under Oklahoma DEQ's on-site sewage program5.

For a detached house, county residential minimum lot areas include 22,500 square feet in RE, 13,500 in RS-1 and 9,000 in RS-222. Residential street setbacks depend on the district and right-of-way adjustment; rear setbacks range from 10 to 25 feet23. AG requires 2 acres per lot and dwelling unit; AG-R requires 1 acre9. Both agricultural districts require 15-foot interior side and 40-foot rear setbacks; the street setback is 35 feet from centerline plus half the designated right-of-way width, or another 25 feet for an undesignated street, subject to exceptions24. Ask INCOG to confirm the parcel's mapped district and applicable exceptions before designing2515.

How do septic permits work in Tulsa County?

Oklahoma DEQ administers septic authorizations for Tulsa County properties5. Before installing or modifying a system, purchase an Authorization to Construct and obtain DEQ issuance after review of the Report for On-Site Sewage3. A new or modified system must be inspected and approved by DEQ, or installed, self-inspected and approved by a certified installer, before operation; certified-installer final inspections must reach DEQ within 15 days of completion4. Since November 1, 2025, individuals without DEQ certification may install only 1 on-site sewage system per calendar year5. Alternative systems need DEQ approval before installation, with design based on the lot, residence and soil test26. Only about 10.3% of Tulsa County soils are rated without severe limitations for conventional drainfields, so resolve the site's system design before buying27.

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

Tulsa County allows the occupancy of one recreational vehicle as an accessory dwelling only in the AG zoning district and only after special-exception approval6. The RV cannot share a parcel with an accessory dwelling unit, must sit at least 150 feet from every property line, cannot be rented for compensation, and must be self-contained with potable-water and wastewater-holding tanks6. On-site wastewater disposal is allowed only into an operational, permitted septic system, and the Board of Adjustment may impose a time limit and financial guarantee6. Tulsa County's treatment of a site-built tiny home remains unconfirmed; ask INCOG about the zoning district and the Inspections Department about construction permits before buying for that use1514.

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

  1. Confirm that the parcel is outside an incorporated municipality, then ask INCOG Planning Services for its district and verify the official zoning map before designing the project22515.
  2. If you are platting a new residential development outside city limits, file the required plat with the state showing the water supply and sewage-treatment method before recording it or selling a lot28.
  3. Purchase the DEQ Authorization to Construct, submit the Report for On-Site Sewage for review, and obtain approval before installing or modifying the septic system3.
  4. Plan for septic inspection and approval before operating the system4.
  5. For a well, domestic groundwater use needs no water-use permit, but a non-domestic well requires OWRB authorization before drilling and an active groundwater-use permit10.
  6. Apply for building and trade permits through the Tulsa County Inspections Department; budget for the statewide $4 permit surcharge on top of the county fee1429.
  7. For a driveway connecting to a state or federal highway, obtain an ODOT Driveway Agreement before working in the right-of-way30.

What to check before you buy land in Tulsa County, Oklahoma

Tulsa County's zoning minimums do not replace Oklahoma's separate requirements for newly platted residential development outside municipal limits: the state generally requires 2.5 acres per lot unless a smaller lot is approved, with an additional condition within 300 feet of a public-water source31. Ask INCOG whether the proposed lot and dwelling fit the district before buying22915. Domestic groundwater use needs no water-use permit, while a non-domestic well requires OWRB authorization before drilling and an active groundwater-use permit10. For access to a state or federal highway, obtain an ODOT Driveway Agreement before working in the right-of-way30. Tulsa County's effective property-tax rate is about 1%, with a median annual bill near $2,1613233.

Watch-outs

  • Oklahoma's owner-work exemption is limited to roofing on qualifying property; ask the Inspections Department at 918-596-5293 before assuming it lets you pull other permits or avoid inspections714.
  • The RV accessory-dwelling rule does not establish a general right to camp on private land, and Tulsa County's tiny-home occupancy rules remain unconfirmed; ask INCOG Planning Services and the Inspections Department before buying for either use61514.
  • A composting toilet or other alternative sanitation plan is not automatically exempt from review; Oklahoma DEQ must approve an alternative on-site system before installation26.

Sources

  1. Tulsa County Inspections Department (2026 county census)
  2. Tulsa County Zoning Regulations, quoted and re-checked
  3. On-Site Sewage Treatment, quoted and re-checked
  4. On-Site Sewage Treatment, quoted and re-checked
  5. On-Site Sewage Information, quoted and re-checked
  6. Tulsa County Zoning Regulations, quoted and re-checked
  7. Notice of Required Registration & Endorsement — Roofing Contractor Registration Act (2026 county census)
  8. Oklahoma Statutes, Title 19, Section 19-863.25 (Oklahoma statewide rule), quoted and re-checked
  9. Tulsa County Zoning Regulations, quoted and re-checked
  10. Wells & Licensing, quoted and re-checked
  11. Broken Arrow: Mobile, manufactured, and modular housing permits (Tulsa County), quoted and re-checked
  12. Sapulpa: Building Inspections (Tulsa County), quoted and re-checked
  13. Oklahoma Statutes, Title 19 — Zoning exemptions and farm-building permits (Oklahoma statewide rule), quoted and re-checked
  14. Tulsa County Inspections Department (www2.tulsacounty.org)
  15. INCOG Planning Services (incog.org)
  16. Broken Arrow: Residential manufactured home dimensional standards (Tulsa County), quoted and re-checked
  17. Bixby: Codes & Ordinances (Tulsa County), quoted and re-checked
  18. Jenks: Planning & Zoning (Tulsa County), quoted and re-checked
  19. Glenpool: Zoning Code of the City of Glenpool (Tulsa County), quoted and re-checked
  20. Collinsville: Sec. 10-93. Sign construction and permitting (Tulsa County), quoted and re-checked
  21. Sapulpa: City of Sapulpa FAQs (Tulsa County), quoted and re-checked
  22. Tulsa County Zoning Regulations, quoted and re-checked
  23. Tulsa County Zoning Regulations, quoted and re-checked
  24. Tulsa County Zoning Regulations, quoted and re-checked
  25. Tulsa County Zoning Regulations, quoted and re-checked
  26. On-Site Sewage Information, quoted and re-checked
  27. 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
  28. Oklahoma Statutes, Title 27A — Environment and Natural Resources (Oklahoma statewide rule), quoted and re-checked
  29. FAQs (Oklahoma statewide rule), quoted and re-checked
  30. Instructions for Driveway Permit Application (Oklahoma statewide rule), quoted and re-checked
  31. Oklahoma Statutes, Title 27A — Environment and Natural Resources (Oklahoma statewide rule), quoted and re-checked
  32. Effective property tax rate: Bolthole Index county data
  33. Median property tax bill: Bolthole Index county data

Written October 11, 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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Compared with neighboring counties

Like 4 of its 6 neighbors, Tulsa County has countywide zoning.

RuleTulsa CountyCreek CountyRogers CountyWagoner CountyOkmulgee CountyOsage CountyPawnee County
Building permitRequiredNot requiredRequiredRequiredNot requiredRequiredNot required
County zoningYesYesYesYesNoYesNo
Septic permitsODEQOK DEQOK DEQOK DEQOK DEQOK DEQOK Dept. of Env. Quality

County locator

Tulsa County in Oklahoma

47
County map
Tulsa County highlighted among the Oklahoma counties · colored by Index score

How Tulsa County scores

Seclusion1980% ev.
Self-Sufficiency61100% ev.
Admin Boringness4490% ev.
Durability53100% ev.
Property Autonomy69100% ev.
Carry Cost72100% ev.

Evidence strength: 94%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$256kTypical home
1%Property tax
$7,122Land / acre
41.8"Annual rain
16.8% of yrsSevere drought
28.7 / yr (+19.7)Mid-century 100°F days
21.2 daysMid-century dry spell
2.21" (+2.3%)Mid-century 1-day rain
1.52×Wildfire change factor
100%Forward climate coverage
$2,247Home insurance / yr
1.3% / yrInsurance growth
0.48%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
748,160People within 30 min
3,766,074People within 2 hr
569,034Radius comparison (15 mi)
1,197.6People / sq mi
0.4%Federal land
94.4%Land at 15% slope or less
10.3%Soils rated "not limited" for septic (strict USDA rating)
36,159 acWorkable land screen
43.8%Wooded land
27.7 tonsBiomass / forest ac
60.2°FAvg temp

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Cities and towns in Tulsa County

Inside a city or town, that city usually issues building permits and sets zoning; the county’s rules above cover unincorporated land. Septic, wells and floodplain rules usually stay with the county or state everywhere.

Not yet researched: Town of Lotsee · Owasso · Sand Springs · Skiatook · Town of Sperry · Tulsa

Answers from the rulebook for Tulsa County

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

Tulsa County rules

  • County-wide zoningPresent (with conditions)

    Public and private use and development in unincorporated Tulsa County.

    • The regulations do not apply in areas subject to the zoning powers of any incorporated municipality.
    • The regulations are subject to state or federal law and express exceptions in specific sections.
    “These zoning regulations apply to all public and private use and development of properties within the unincorporated area of Tulsa County, except as provided by state or federal law or as otherwise expressly stated in specific sections of these zoning regulations. The regulations do not apply in areas subject to the zoning powers of any incorporated municipality.”
  • Zoning districtsPublished

    Official zoning districts and zoning map for Tulsa County zoning jurisdiction.

    • The official zoning map is maintained as a GIS geographic coverage layer under the direction of the land use administrator.
    • District boundaries must be established by legal description or an accompanying map.
    “The location and boundaries of the zoning districts defined in these zoning regulations are shown on the Tulsa County Zoning Map, which is maintained as a geographic coverage layer as part of a geographic information system (GIS) under the direction of the land use administrator. This “Zoning” geographic coverage layer constitutes Tulsa County’s official zoning map.”
  • Minimum lot sizeDistrict specific (with conditions)

    Residential lots and dwelling units in Tulsa County residential zoning districts RE, RS-1, RS-2, RS-3, RD, RT, RM-0, RM-1, RM-2, and RMH in the unincorporated area.

    • The regulations apply to the unincorporated area of Tulsa County and do not apply in areas subject to the zoning powers of an incorporated municipality.
    • The zoning regulations became effective October 1, 2024, except as otherwise expressly stated.
    • The table applies to principal uses and structures in residential districts unless otherwise expressly stated; general exceptions and measurement rules are in Chapter 18.
    • Mobile-home-park lot-area requirements refer to Sec. 7.070.
    • Additional regulations may apply to accessory uses and structures.

    minimum lot area for detached house: RE 22500; RS-1 13500; RS-2 9000; RS-3 6900; RD 6900; RT 6900; RM-0 6000; RM-1 6000; RM-2 6000; RMH 6000 square feet · minimum lot area for manufactured housing unit: RE 22500; RS-1 13500; RS-2 9000; RS-3 6900; RD 6900; RT 6900; RM-0 6000; RM-1 6000; RM-2 6000; RMH 6000 square feet · minimum lot area for townhouse: RE none; RS-1 none; RS-2 none; RS-3 3450; RD 3450; RT 1600; RM-0 1600; RM-1 1600; RM-2 1600; RMH none square feet · minimum lot area for duplex: RE none; RS-1 none; RS-2 none; RS-3 6900; RD 6900; RT 6900; RM-0 6900; RM-1 6900; RM-2 6900; RMH none square feet · minimum lot area for multi-unit residential building: RE none; RS-1 none; RS-2 none; RS-3 none; RD none; RT none; RM-0 10000; RM-1 10000; RM-2 6000; RMH none square feet

    “Regulation RE RS-1 RS-2 RS-3 RD RT RM-0 RM-1 RM-2 RMH Minimum Lot Area (square feet) Detached house 22,500 13,500 9,000 6,900 6,900 6,900 6,000 6,000 6,000 6,000 Manufactured housing unit 22,500 13,500 9,000 6,900 6,900 6,900 6,000 6,000 6,000 6,000 Townhouse – – – 3,450 3,450 1,600 1,600 1,600 1,600 – Duplex – – – 6,900 6,900 6,900 6,900 6,900 6,900 – Multi-unit residential building – – – – – – 10,000 10,000 6,000 –”
    2 more reviewed findings on this topic
    • District specific (with conditions) — Minimum lot area in residential zoning districts RE, RS-1, RS-2, RS-3, RD, RT, RM-0, RM-1, RM-2, and RMH.
      “Minimum Lot Area (square feet) Detached house 22,500 13,500 9,000 6,900 6,900 6,900 6,000 6,000 6,000 6,000 Manufactured housing unit 22,500 13,500 9,000 6,900 6,900 6,900 6,000 6,000 6,000 6,000 Townhouse – – – 3,450 3,450 1,600 1,600 1,600 1,600 – Duplex – – – 6,900 6,900 6,900 6,900 6,900 6,900 –”
    • District specific (with conditions) — Minimum lot area in the AG and AG-R agricultural zoning districts.
      “Regulation AG AG-R Minimum Lot Area (acres) 2 1 Minimum Lot Area per Dwelling Unit (acres) 2 1”
  • SetbacksDistrict specific (with conditions)

    Residential development in Tulsa County zoning districts RE, RS-1, RS-2, RS-3, RD, RT, RM-0, RM-1, RM-2, and RMH in unincorporated Tulsa County

    • The regulations became effective October 1, 2024.
    • The regulations apply to the unincorporated area and do not apply in areas subject to the zoning powers of an incorporated municipality.
    • Arterial street setbacks are 35 feet from the centerline in all listed residential districts.
    • Other-street setbacks vary by district from 10 to 35 feet and side and rear setbacks vary by district.
    • Street setbacks include the applicable right-of-way adjustment stated in the table notes.
    • Street-facing garage doors or entrances in specified districts must be set back at least 20 feet from the street right-of-way or 20 feet from the back of sidewalk, whichever is greater.
    • No side setback is required for interior townhouse units; side setbacks apply to end units.

    arterial street setback: 35 feet from centerline (All listed residential districts) · other street setback: 10-35 feet (Varies by residential zoning district and table notes) · interior side setback: 5-15 feet (Varies by residential zoning district) · rear setback: 10-25 feet (Varies by residential zoning district)

    “Arterial [3] 35 35 35 35 35 35 35 35 35 35”
    2 more reviewed findings on this topic
    • District specific (with conditions) — Principal uses and structures in Tulsa County residential zoning districts RE, RS-1, RS-2, RS-3, RD, RT, RM-0, RM-1, RM-2, and RMH in the unincorporated area.
      “Minimum Building Setbacks (feet) Street (from centerline) Arterial [3] 35 35 35 35 35 35 35 35 35 35 Other [3] 35 25 30 25 25 10 [4] 25 25 10 [4] 25 Side (interior) [5] 15 5 5 5 5 5 10 10 10 10 Rear 25 25 20 20 20 20 20 20 10 15”
    • District specific (with conditions) — Principal uses and structures in the AG and AG-R agricultural zoning districts in unincorporated Tulsa County.
      “Minimum Building Setbacks (feet) Street (from centerline) [2] 35 35 Side (interior) 15 15 Rear 40 40”
  • Living in an RVLimited

    Occupancy of a single recreational vehicle as an accessory dwelling in unincorporated Tulsa County.

    • Only in the AG district.
    • Requires special-exception approval.
    • Not allowed on a parcel occupied by an accessory dwelling unit.
    • At least 150 feet from all property lines.
    • No rent, fees, or other compensation.
    • Must be self-contained with potable water and wastewater holding tanks.
    • Wastewater may be disposed of on-site only into an operational, permitted on-site septic system.
    • Applicable Oklahoma DEQ standards apply.
    • The board of adjustment may impose a time limit and financial guarantee.

    setback from property lines: >= 150 feet

    “The occupancy of a single recreational vehicle as an accessory dwelling may be approved as a special exception, subject to the following regulations.”

Oklahoma rules that apply here

  • Building permitLimited

    State Fire Marshal permitting for construction or alteration of a single-family dwelling, duplex residential dwelling, barn, or shed, or a carport attached to a single-family or duplex residential dwelling, when located in an unincorporated area of an Oklahoma county.

    • Oklahoma law does not require a State Fire Marshal permit for the listed structures in an unincorporated county area.
    • The exemption is limited to the State Fire Marshal permit requirement and does not prohibit a city, town, or county from requiring local plans, specifications, or permits under applicable local authority.
    • Other applicable state or local requirements may still apply.
    “Furthermore, nothing in this subsection shall be construed as requiring a person to obtain a permit from the State Fire Marshal for the construction or alteration of a single-family dwelling, duplex residential dwelling, barn, shed, or carport attached to a single-family dwelling, or duplex residential dwelling when such structure is located in an unincorporated area of a county.”
  • Owner-builder exemptionConditional

    Owners, certain lessees, and family or employees performing roofing work on qualifying residential, farm, commercial, or single-family dwelling property in Oklahoma.

    • An actual owner of residential or farm property may physically perform roofing services or have family or employees perform them on property owned by the person.
    • Owners of commercial properties, including residential rental properties consisting of four dwelling units or less, must act as their own roofing contractor, provide all material supervision themselves, and install roofing materials according to the IBC as adopted by the OUBCC or the manufacturer's installation instructions.
    • A lessee of residential property must have the owner's consent and must perform the roofing work personally or with the lessee's own employees, using materials installed according to the IBC as adopted by the OUBCC or the manufacturer's installation instructions.
    • An owner building or improving a single-family dwelling residence for the owner's occupancy and not intended for sale or rent must act as the owner's own roofing contractor, provide all material supervision, and install materials according to the IRC or IBC as adopted by the OUBCC or the manufacturer's installation instructions.
    • A person working on the person's own property or that of an immediate relative without compensation is listed as exempt.
    • Non-exempt roofing contractors must register annually with the CIB; the source states that the application requires the required fee and documentation but does not state an amount.
    • This source concerns state roofing registration and does not establish that local building permits or inspections are waived.

    residential rental property size: <= 4 dwelling units (The exemption is stated for residential rental properties consisting of four dwelling units or less.)

    “An actual owner of residential or farm property who physically performs, or has family or employees perform roofing services on property owned by such person;”
    4 more reviewed findings on this topic
    • Available (with conditions) — An individual performing electrical work on the individual's own property or residence in Oklahoma.
      “3. An individual to hold a license before doing electrical work on his own property or residence except as may be required by local ordinances and resolutions.”
    • Conditional — A property owner of record or authorized representative performing minor mechanical repairs in Oklahoma.
      “1. A person who is the property owner of record, or his or her authorized representative, when performing minor repair which shall include, but not be limited to, cleaning, adjusting, calibrating and repair of mechanical system parts and the replacement of fuses and room thermostats, and other minor repairs which shall not include any repair which could violate the safe operation of the equipment;”
    • Conditional — An individual performing electrical work on the individual's own property or residence under the Oklahoma Electrical License Act.
      “hold a license before doing electrical work on his own property or residence except as may be required by local ordinances and resolutions.”
    • Available (with conditions) — An individual performing plumbing work on the individual's property of residence in Oklahoma.
      “The provisions of The Plumbing License Law of 1955 shall not apply to: [...] 6. An individual who performs plumbing work on such individual’s property of residence.”
  • Building code adoptedAdopted

    Commercial building construction throughout Oklahoma, subject to the OUBCC amendments and lawful requirements of other jurisdictions.

    • The adopted code is the 2024 International Building Code as amended and modified by OUBCC rules.
    • The 2024 IBC became effective September 14, 2026.
    • The statewide code is a minimum standard; other jurisdictions may amend or alter it only pursuant to Oklahoma law and OUBCC administrative rules.
    • The International Building Code 2021 Edition was expressly not adopted for any purpose.
    • None of the IBC 2024 appendices are included in the statewide minimum code; other jurisdictions may adopt appendices under 59 O.S. § 1000.29.
    • All IBC 2024 chapters and provisions, including exceptions, not specifically modified, deleted, moved, or removed by the rules are adopted without modification.
    • Chapter 34 is not adopted and is not part of the statewide minimum code.

    code edition: International Building Code 2024 (as amended and modified by OUBCC) · effective date: 2026-09-14

    “748:20-2-1., 748:20-2-2., 748:20-2-3., and 748:20-2-4., adopt the IBC® 2024 edition, without appendices and establishes the IBC® 2024 edition as the statewide minimum code for commercial construction in the State of Oklahoma.”
    3 more reviewed findings on this topic
    • Adopted (with conditions) — Statewide minimum building-code framework applicable in Tulsa County.
      “2026 09 14 IBC 2024 Permanent Rule | Sep. 14, 2026 | | Adoption of the 2024 Edition of the IBC”
    • Adopted — Minimum building-code standards for residential and commercial construction throughout Oklahoma, including construction subject to local county or municipal enforcement.
      “Base model codes have been adopted by reference and amended at the state level.”
    • Adopted — Minimum building codes for residential and commercial construction throughout Oklahoma, including construction in unincorporated areas.
      “Codes and standards adopted by the Commission shall be the minimum standards for residential and commercial construction in this state.”
  • Manufactured homesLimited

    Occupied manufactured homes installed in Oklahoma.

    • An occupied manufactured home is deemed a permanent installation.
    • All new manufactured homes installed in Oklahoma, including site preparation, must follow HUD's Manufactured Home Model Installation Standards (24 CFR Part 3285) or DAPIA-approved manufacturer installation instructions.
    • Previously occupied manufactured homes may be installed under the manufacturer's installation manual, the generic set in the rules, or an approved plan by a professional engineer or registered architect.
    • Using an installer not licensed by the Oklahoma Used Motor Vehicle and Parts Commission is an unacceptable procedure and may subject the contracting dealer to liabilities and penalties.
    • For permanently installed manufactured homes, the installer must use the manufacturer's installation instructions or the local authority having jurisdiction to determine the applicable frost line.
    “Installation of a manufactured home shall be deemed a permanent installation in any circumstance in which the manufactured home will be occupied.”
  • Who permits septicState (with conditions)

    Individual and small public on-site sewage treatment systems in Tulsa County, subject to Oklahoma statewide regulation.

    • Before installing a new or modifying an existing system, an Authorization to Construct must be purchased and issued by DEQ.
    • The Report for On-Site Sewage must be reviewed by DEQ before the Authorization to Construct may be issued.
    • All new installations or modifications must be inspected and approved by DEQ, or installed, self-inspected, and approved by a certified installer before operation.
    • Alternative systems must be approved by DEQ before installation.
    • Effective November 1, 2025, individuals not certified through DEQ may install only one on-site sewage treatment system per calendar year.

    non-certified installer annual installation limit: 1 system per calendar year (Effective November 1, 2025)

    “ECLS administers Oklahoma’s on-site sewage treatment program.”
    2 more reviewed findings on this topic
    • State — On-site sewage treatment systems serving Tulsa County properties.
      “ECLS administers Oklahoma’s on-site sewage treatment program.”
    • State — Statewide administration and regulatory oversight of individual and small public on-site sewage treatment systems in Oklahoma.
      “ECLS administers Oklahoma’s on-site sewage treatment program.”
  • Septic permitRequired

    Installing a new or modifying an existing individual or small public on-site sewage treatment system statewide.

    • Before installation or modification, an Authorization to Construct must be purchased and issued by DEQ.
    • The Report for On-Site Sewage must be reviewed by DEQ before the Authorization to Construct may be issued.
    • Alternative on-site systems must be approved by DEQ before installation.
    • Effective November 1, 2025, individuals not certified through DEQ may install only one on-site sewage treatment system per calendar year.
    “Before installing a new or modifying an existing on-site sewage treatment system, an Authorization to Construct (ATC) must be purchased and issued by DEQ. After the ATC is purchased, it is assigned to the local DEQ Environmental Specialist (ES), based on the location of the property, for review and issuance. The Report for On-Site Sewage (581) must be reviewed by DEQ before the ATC may be issued.”
    2 more reviewed findings on this topic
    • Required — New or modified on-site sewage treatment systems serving Tulsa County properties.
      “Before installing a new or modifying an existing on-site sewage treatment system, an Authorization to Construct (ATC) must be purchased and issued by DEQ.”
    • Required — New or modified on-site sewage treatment systems in Tulsa County.
      “Before installing a new or modifying an existing on-site sewage treatment system, an Authorization to Construct (ATC) must be purchased and issued by DEQ.”
  • Septic inspectionRequired

    All new installations or modifications of on-site sewage systems serving Tulsa County properties.

    • The system must be inspected and approved by DEQ, or installed, self-inspected, and approved by a certified installer, before operation.
    • Final inspections must be documented on DEQ Form 641-576.
    • Certified-installer final inspections must be submitted to DEQ within 15 days of completion.

    submission deadline: 15 days (after completion of a certified-installer final inspection)

    “All new installations or modifications to an on-site sewage system must be inspected and approved by DEQ or installed, self-inspected and approved by a certified installer before the system may be placed into operation.”
    One more reviewed finding on this topic
    • Required — All new installations or modifications to on-site sewage systems in Tulsa County.
      “All new installations or modifications to an on-site sewage system must be inspected and approved by DEQ or installed, self-inspected and approved by a certified installer before the system may be placed into operation.”
  • Off-grid sanitationAllowed (with conditions)

    On-site sewage treatment systems used by Oklahoma homes and businesses where sewage is treated on the property rather than through a centralized sewer system.

    • The Report for On-Site Sewage determines which system types are allowed for the property and states minimum dispersal requirements based on residence size or small-public-system daily flow.
    • A DEQ Authorization to Construct is required before installing or modifying the system.
    • All new installations or modifications require DEQ inspection and approval, or certified-installer self-inspection and approval, before operation.
    • Alternative systems require DEQ approval before installation.
    • The system design depends on lot size and shape, residence size, and soil-test results.
    “determines what types of on-site systems are allowed for the property.”
    One more reviewed finding on this topic
    • Limited — Alternative or off-grid on-site sewage systems serving Tulsa County properties.
      “Alternative systems must be approved by the DEQ prior to the system installation.”
  • Well permitRequired

    Groundwater wells drilled or used for non-domestic purposes in Oklahoma, including public water supply, industrial, commercial, oil and gas, poultry, medical-marijuana, and irrigation of more than 3 acres.

    • A well drilling contractor must obtain OWRB authorization and approval before drilling.
    • Authorization will not be issued unless the well location has an active groundwater use permit.
    • Groundwater permit applications must be filed before taking or using groundwater and before drilling.
    • The applicant must own or lease the land, the land must overlie a fresh groundwater basin or subbasin, the proposed use must be beneficial, and waste by depletion or pollution must not occur.
    • Failure to submit an intent-to-drill application when required may result in a penalty of up to $5,000 per day per violation.

    irrigation threshold for intent-to-drill authorization: > 3 acres (Irrigation of less than 3 acres is listed as not requiring intent-to-drill authorization.) · application response time: 5 business days approximately (OWRB staff response time stated on the Wells & Licensing page.) · maximum penalty for failure to submit required intent-to-drill application: <= 5000 USD per day per violation

    “Any well drilling contractor who intends to drill a groundwater well for non-domestic use must apply for authorization”
    4 more reviewed findings on this topic
    • Limited — Groundwater wells in Tulsa County under Oklahoma Water Resources Board rules.
      “Any well drilling contractor who intends to drill a groundwater well for non-domestic use must apply for authorization and receive approval from the OWRB prior to drilling. Authorization will not be issued for any well location that does not have an active groundwater use permit.”
    • Limited — Groundwater wells and groundwater use in Tulsa County.
      “Intent to drill authorizations are not required for domestic groundwater wells used for household purposes, livestock (up to the land’s grazing capacity), and irrigation of less than 3 acres.”
    • Not required — Domestic use of groundwater and domestic groundwater wells used for household purposes, qualifying livestock, or irrigation of less than three acres statewide.
      “A water permit is not required for domestic use of groundwater”
    • Not required — Domestic groundwater use in Oklahoma, including household purposes, livestock up to the land’s grazing capacity, and irrigation of less than 3 acres.
      “A water permit is not required for domestic use of groundwater”
  • Agricultural exemptionAvailable (with conditions)

    Construction of a farm home or other farm building under the Title 19 city-county planning and zoning act.

    • The statute states that no fees or permits are required for construction of any farm home or other farm building under this Act.
    • The quoted exemption is limited to the construction described in the statute and does not establish that every other state or local approval is waived.
    “No fees or permits shall be required for [...] any farm building.”
    One more reviewed finding on this topic
    • Available (with conditions) — The zoning power conferred by Oklahoma Title 19 on municipalities and counties, including county unincorporated areas, as applied to usual farm buildings used for agricultural purposes and the planning of agricultural crops.
      “shall not apply to [...] the usual farm buildings for agricultural purposes”
  • Subdividing landRegulated (with conditions)

    Residential developments outside Oklahoma municipal corporate limits, including plat approval and recording requirements.

    • A person creating or intending to create a residential development outside a city or town must file a plat describing sewage-treatment methods with the Oklahoma Department.
    • Department approval must be obtained before recording the plat, offering lots for sale, or beginning construction within the residential development.
    • The plat must include water-supply and sewage-treatment information, actual lot sizes, and the location of public water-supply sources within 300 feet.
    • The plat must be filed in the county land records after Department approval.

    Department approval effective period: 30 days after filing unless specifically rejected earlier · public water-supply search radius: 300 feet

    “Approval of the plat shall be obtained prior to recording the plat”
  • Driveway accessLimited

    Driveways connecting to Federal or State Highway rights-of-way in Oklahoma.

    • An approved Driveway Agreement is required before work on the State Highway right-of-way.
    • The application requires an original Driveway Agreement and a sketch or site plan.
    • Drainage must be properly disposed of and runoff may not run onto the highway.
    • If the driveway is within city limits, the Agreement must be signed or permitted in writing by a city authority.
    • No alteration or relocation may be made without prior written permission from ODOT or its authorized representatives.
    • The permit expires if the driveway is not constructed within six months after the effective date unless a written extension is requested.

    permit expiration period: 6 months (Unless the applicant requests a written time extension from ODOT.)

    “Under no circumstances shall the applicant be permitted to do any work on the State Highway right-of-way until an approved copy of the application is in hand.”
  • Building in a floodplainLimited

    Oklahoma's statewide floodplain-management framework and OWRB coordination of participating communities; the sources do not establish one uniform statewide permit requirement for all private development.

    • The OWRB provides guidance and coordination rather than administering every local floodplain regulation.
    • Floodplain regulations are developed and enforced by local participating communities in designated flood hazard areas.
    • Participation in the National Flood Insurance Program is community-based; local requirements can therefore vary by participating community.
    • The Oklahoma Floodplain Management Act was passed in 1980.
    • A 2004 amendment requires floodplain administrators to become accredited through the OWRB.
    “The Oklahoma Floodplain Management Act, passed in 1980, authorizes communities to develop floodplain regulations, designate flood hazard areas, and establish floodplain boards.”
  • Permit feesPublished (with conditions)

    Construction permits and renewals issued by a state agency, municipality, or other political subdivision for work governed by Oklahoma Uniform Building Code Commission codes.

    • The OUBCC fee is not to exceed $5.00 for issuance and $5.00 for renewal.
    • The official FAQ states that current fees are $4.00 per permit.
    • The issuing state agency, municipality, or other political subdivision may levy an additional fee up to $0.50 per construction permit or renewal permit.

    permit issuance fee: 4 USD (The statutory range is not to exceed $5.00.) · permit renewal fee: 4 USD (The statutory range is not to exceed $5.00.) · additional issuing-jurisdiction fee: <= 0.5 USD (May be levied by the collecting state agency, municipality, or other political subdivision.)

    “Currently the fees are set at $4.00 per permit.”
  • Permit processPartial

    Projects subject to Oklahoma State Fire Marshal building-plan review.

    • All projects are reviewed through the OKSFM Accela Citizen Portal.
    • Plan review is not done over email.
    • Paper submittals mailed or dropped off at the office are not accepted.
    • Applicants must set up a login and password.
    • The page states that plans must meet minimum state codes adopted by the OUBCC.
    “All projects are reviewed through the OKSFM Accela Citizen Portal. Plan review is not done over email and paper submittals mailed or dropped off in the office are not accepted.”
  • county zoning authorityLimited

    County zoning authority in unincorporated areas under Oklahoma Statutes Title 19, Sections 868.1 through 868.22.

    • The authority applies only to counties having a population in excess of 500,000 according to the latest Federal Decennial Census.
    • The zoning authority is for unincorporated areas of the county.
    • Existing lawful uses are protected except as otherwise provided by the statute.
    • The statute excludes public utilities subject to Corporation Commission or similar state or federal regulation, usual farm buildings for agricultural purposes, planting agricultural crops, and extraction of minerals.
    • Zoning regulations must address the statutory public-health, safety, welfare, transportation, utilities, public facilities, and land-use purposes.

    county population threshold: > 500000 persons (latest Federal Decennial Census)

    “population in excess of five hundred thousand (500,000)”
    2 more reviewed findings on this topic
    • Limited — County zoning regulations for unincorporated areas under Title 19, §§19-868.1 through 19-868.22.
      “The board of county commissioners is hereby empowered to adopt zoning regulations effective in the unincorporated areas of the county for the purposes of promoting the health, safety, peace, morals, comfort and the general welfare of the inhabitants; lessening danger and congestion in public transportation and travel; securing safety from fire and other dangers; preventing overcrowding of land; avoiding undue concentration of population; providing adequate police protection, transportation, water, sewerage, schools, parks, forests, recreational facilities, airports, military and naval facilities, and other public requirements; and preventing undue encroachment thereon. The zoning power hereby conferred shall not be exercised so as to deprive the owner of any existing property of its use or maintenance for the purpose to which it is then lawfully devoted except as hereinafter provided; nor shall the provisions of this act apply to the erection, installation and use of structures and equipment by public utilities subject to the jurisdiction and regulation of the Corporation Commission of the State of Oklahoma or other similar state or federal regulatory bodies; nor to the erection or use of the usual farm buildings for agricultural purposes, the planting of agricultural crops or the extraction of minerals.”
    • Limited — County planning and zoning through a cooperative city-county planning commission for the unincorporated area of an eligible county.
      “county plan within the unincorporated area”
  • county building authorityLimited

    County adoption and enforcement of building or fire codes in unincorporated areas under 19 O.S. § 868.17A.

    • The authority applies only in unincorporated areas.
    • The provision does not apply to counties not subject to 19 O.S. §§ 868.1 through 868.22; those provisions apply only to counties with a population in excess of 500,000 according to the latest Federal Decennial Census.
    • Public-utility electric supply and communication lines regulated by the Corporation Commission are excluded.
    • The county may prescribe permits, notices, inspection procedures, and reasonable fees sufficient to cover inspection and enforcement expenses.
    • Building inspectors must be licensed by Oklahoma.

    county population threshold: > 500000 persons (latest Federal Decennial Census) · inspection and enforcement fees: reasonable and sufficient to meet inspection and enforcement expense

    “may, by resolution, adopt building codes, fire codes”
    One more reviewed finding on this topic
    • Limited — County adoption and enforcement of building and fire codes, including permits and inspections, in unincorporated areas under Title 19, §§19-868.1 through 19-868.22.
      “The board of county commissioners may, by resolution, adopt building codes, fire codes, or both building and fire codes which shall be designed for the purpose of promoting, benefiting, and protecting the public health, safety and welfare of the people of this state. The codes adopted pursuant to this section shall be applicable only in the unincorporated areas of the county. All building materials, equipment, and methods of installation or construction shall be at least the equivalent of that prescribed in any building or fire code adopted by the board of county commissioners in quality, strength, effectiveness, fire resistance, durability, and safety. Any codes adopted pursuant to this section shall not apply to the installation and maintenance of electric supply and communication lines of public utilities and public service companies which are regulated by the Corporation Commission. The provisions of this section shall not apply to any area located within any county not subject to the provisions of Section 868.1 through 868.22 of Title 19 of the Oklahoma Statutes. Building inspectors may be employed by a county to enforce building or fire codes. The building inspectors shall be licensed by the State of Oklahoma. The building inspectors shall enforce the provisions of any building or fire code adopted pursuant to this section and shall be authorized to inspect all buildings for the purpose of discharging the duties imposed by this section or by any building or fire code adopted by the board of county commissioners. The board of county commissioners may adopt rules to carry out the inspections to enforce the building or fire codes, may prescribe the necessary permits, notices, and inspection procedures and may set and determine fees. The fees shall be reasonable and shall be sufficient to meet the expense of inspection and enforcement of the building or fire codes.”

Still unanswered

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

  • Inspections — Building inspections in unincorporated Tulsa County.
  • Certificate of occupancy — Certificates of occupancy in unincorporated Tulsa County.
  • Local zoning — Local zoning across Tulsa County, including unincorporated and incorporated areas.
  • Minimum dwelling size — Minimum dwelling size in unincorporated Tulsa County.
  • Lot coverage — Lot coverage in unincorporated Tulsa County.
6 more unanswered
  • Building height
  • Camping on your land
  • Tiny homes
  • Accessory dwellings
  • Mandatory utility hookup
  • Short-term rentals

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.

Living off-grid in Tulsa County, Oklahoma

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

Tulsa County scores 47/100 on the Bolthole Index, a solid county profile. Its strengths: manageable long-term carry cost and a stronger property-autonomy legal backdrop. Watch-outs: about 748,160 people within a 30-minute drive.

Do you need a building permit in Tulsa County, Oklahoma?

Tulsa County generally requires a residential building permit, and it enforces county zoning. Onsite septic is permitted by Oklahoma Department of Environmental Quality (ODEQ). 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 Tulsa County?

Living in an RV on your own land in Tulsa County is limited to specific cases: Occupancy of a single recreational vehicle as an accessory dwelling in unincorporated Tulsa County. Only in the AG district. Requires special-exception approval. Confirm with the county before relying on it.

How much does land cost in Tulsa County, Oklahoma?

Land in Tulsa County runs about $7,122 per acre, based on the latest county data.

What is the water situation in Tulsa County?

Tulsa County gets about 41.8" of rain a year, with severe drought in roughly 16.8% of years.

How remote is Tulsa County?

A representative private-land location has about 748,160 people within a 30-minute drive and 3,766,074 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.

How Tulsa compares in Oklahoma

Compare side-by-side →See all 77 Oklahoma counties ranked →