Bolthole Index

Creek County, Oklahoma

Building permits, zoning and septic in the Town of Mounds, Oklahoma

The Town of Mounds, Oklahoma requires a building permit to build, enlarge, alter or move a building or other structure inside town limits.1 Mounds sets its own zoning; Oklahoma DEQ issues septic construction approval for properties using on-site sewage systems.23 Outside town limits, the building-permit answer changes in Creek County: unincorporated land does not require a county building permit.4

At a glance

Building permits
Required for building, enlarging, altering or moving structures1
Zoning
Town zoning; uses and dimensions vary by district5
Septic permits
Oklahoma DEQ Authorization to Construct required6
RV parking
Accessory parking allowance is for an unoccupied RV no longer than 35 feet; it does not authorize living in the RV7
Residential building fee
$750 permit fee plus $300 basic plan review under the published schedule8
Agricultural district lots
AG: minimum 2-acre lot and 2.2 acres of land per dwelling unit9

Who to call

Building permits

Town of Mounds Building Permits and Inspections Department

Town building applications, plan review, construction inspections and certificates of occupancy

918-827-6711

1319 Commercial Ave. Mounds, OK

Zoning

Town of Mounds Planning & Inspection Department

Town zoning enforcement and building-code questions

918-827-6711

1319 Commercial Ave. Mounds, OK

Septic permits

Oklahoma Department of Environmental Quality — On-Site Sewage Programs

State on-site sewage program, septic-system and soil-evaluation questions

405-702-0100

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

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

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Do you need a building permit in the Town of Mounds, OK?

Mounds requires a town building permit before a building or other structure is built, enlarged, altered or moved.1 Submit the application to the town clerk; issuance depends on compliance with town ordinances and laws and payment of the applicable fee.1 Minor alterations or repairs may be excused from submitting plans when the building official determines the work is minor, but that is not a blanket building-permit exemption.10 Mounds has adopted the International Building Code with town amendments; ask the building office which edition and amendments apply to your project.11

Who issues building permits in the Town of Mounds, and what do they cost?

The Mounds Building Permits and Inspections Department reviews plans, handles construction inspections and issues certificates of occupancy.12 Reach the town through City Hall at 918-827-6711, at 1319 Commercial Ave. Mounds, OK.12 The published residential and light-commercial schedule lists $300 for basic plan review and $750 for the building permit, including five inspections.8 Mobile-home setup costs $450 and includes three inspections; plumbing, electrical and HVAC permits are separately listed at $150 each.8 Larger commercial projects are priced case by case, and re-inspections cost $150.8 Ask the department to confirm the current fee total and certificate-of-occupancy requirements before submitting.

Does the Town of Mounds have zoning, lot-size rules and setbacks?

Mounds has town zoning, with district boundaries established by ordinance and shown on the official zoning map.5 For one-family dwellings, minimum lot areas are 13,500 square feet in RS-1, 6,000 in RS-2 and 5,500 in RS-3, subject to the code’s exceptions and restrictions.131415 The AG district instead requires a minimum 2-acre lot and 2.2 acres of land per dwelling unit.9 AG side yards are 15 feet each and the rear yard is 40 feet; street setbacks use a centerline measurement with an additional right-of-way allowance.16 Ask Mounds Planning & Inspection to identify the parcel’s district and confirm the complete buildable envelope.17

How do septic permits work inside the Town of Mounds?

For property inside Mounds using septic, Oklahoma DEQ must issue an Authorization to Construct before a new system is installed or an existing system is modified.6 DEQ must review the Report for On-Site Sewage before issuing that authorization.6 New or modified systems need DEQ inspection and approval, or installation, self-inspection and approval by a certified installer, before operation.18 Alternative sanitation systems also need DEQ approval before installation.19 System design depends on lot shape, lot size, residence size and soil-test results, so settle the sewage design before finalizing the house location.20 A town building permit does not replace DEQ septic authorization.16

Can you live in an RV, tiny home or manufactured home in the Town of Mounds?

Mounds allows an unoccupied recreational vehicle no longer than 35 feet to be parked on a residential lot as an accessory use; that provision does not authorize residential occupancy.7 Ask the town planning office about occupied RV use or temporary accommodation while building.17 Mounds allows mobile/manufactured-home dwellings in RS-3 and RMH subject to certification and installation requirements, while RS-2 limits the listed mobile-home dwelling use to doublewides.2122 We could not confirm a separate tiny-home occupancy rule, minimum dwelling floor area or independent accessory-dwelling allowance inside Mounds; ask Planning & Inspection to classify the proposed dwelling before buying a home or trailer.

Building a home in the Town of Mounds: what are the steps?

  1. Ask Mounds Planning & Inspection to confirm the parcel’s zoning district and proposed dwelling use.175
  2. Resolve the sewage design with DEQ if the property will use an on-site system, and obtain its Authorization to Construct before installation.6
  3. Submit the town application, required plans and plan-review fee; the published schedule asks applicants to allow 7 business days for basic plan review.108
  4. Obtain the town building permit with the required wet signature, then arrange construction inspections with the building department.112
  5. Complete septic approval before operating the system, and ask the town building department which certificate of occupancy is required for the finished project.1812

What should you check before buying land in the Town of Mounds?

Ask Mounds City Hall to confirm town limits, public-water and sewer availability, connection obligations, flood-zone review and driveway requirements for the specific parcel. We could not confirm the town’s mandatory utility-connection rule or separate floodplain-development and driveway-approval requirements. Oklahoma exempts domestic groundwater use from the OWRB water-use permit, but that exemption does not settle every well-construction or local requirement.23 Work on a state-highway right-of-way requires an approved ODOT Driveway Agreement; inside city limits the agreement also needs a city authority’s signature or written permission.24 Ask the town building office about owner-built work; we could not confirm a town owner-builder exemption.

Watch-outs

  • Mounds says building permits bearing the City Inspector’s signature issued between April 7, 2025, and June 26, 2025, are invalid; contact the Town Office for verification and possible reissuance.12
  • Mounds requires permits dated June 26, 2025, onward to include the City Inspector’s wet signature to be valid and approved.12
  • An unoccupied-RV parking allowance in Mounds does not establish permission to live in that RV.7

Sources

  1. Mounds Code § 8-27, Building permit required (Town of Mounds), quoted and re-checked
  2. Mounds Code, Chapter 44, Residential Districts (Town of Mounds), quoted and re-checked
  3. Oklahoma DEQ, On-Site Sewage Information (Town of Mounds), quoted and re-checked
  4. FAQ's - Creek County Oklahoma (2026 county census)
  5. Mounds Code, Chapter 44, Residential Districts (Town of Mounds), quoted and re-checked
  6. Oklahoma DEQ, On-Site Sewage Information (Town of Mounds), quoted and re-checked
  7. Mounds Code § 44-84, Accessory uses (Town of Mounds), quoted and re-checked
  8. Town of Mounds 2025 Building Permit Application and Fee Schedule (Town of Mounds), quoted and re-checked
  9. Mounds Code § 44-53, Agriculture district dimensions (Town of Mounds), quoted and re-checked
  10. Town of Mounds 2025 Building Permit Application and Fee Schedule (Town of Mounds), quoted and re-checked
  11. Mounds Code § 8-60, Building code adopted (Town of Mounds), quoted and re-checked
  12. Town of Mounds Building Permits and Inspections Department (townofmounds.com)
  13. Mounds Code § 44-85, Area and dimension requirements in residential districts (Town of Mounds), quoted and re-checked
  14. Mounds Code § 44-85, Area and dimension requirements in residential districts (Town of Mounds), quoted and re-checked
  15. Mounds Code § 44-85, Area and dimension requirements in residential districts (Town of Mounds), quoted and re-checked
  16. Mounds Code § 44-53, Agriculture district dimensions (Town of Mounds), quoted and re-checked
  17. Town of Mounds Planning & Inspection Department (townofmounds.com)
  18. Oklahoma DEQ, On-Site Sewage Information (Town of Mounds), quoted and re-checked
  19. Oklahoma DEQ, On-Site Sewage Information (Town of Mounds), quoted and re-checked
  20. On-Site Sewage Information (Oklahoma statewide rule), quoted and re-checked
  21. Mounds Code § 44-208, Mobile home dwelling (Town of Mounds), quoted and re-checked
  22. Mounds Code § 44-208, Mobile home dwelling (Town of Mounds), quoted and re-checked
  23. Apply for a Water Permit (Oklahoma statewide rule), quoted and re-checked
  24. Instructions for Driveway Permit Application (Oklahoma statewide rule), quoted and re-checked

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.

Answers from the rulebook for Town of Mounds

Town of Mounds’s own rules

  • Building permitRequired

    Building, enlarging, altering, or moving a building or other structure inside Mounds town limits.

    • The application is submitted to the town clerk.
    • The permit is issued if the application complies with town ordinances and laws and the applicable fee is paid.
    • Minor alterations and repairs may not require plans under the town application materials.
    “No building or other structure shall be built, enlarged, altered or moved without a building permit as required by the town's building code.”
  • Building code adoptedAdopted (with conditions)

    Buildings and structures inside Mounds town limits.

    • The adopted code is the latest edition published by the International Code Council, subject to additions, insertions, deletions, and changes prescribed in Chapter 8.
    “The International Building Code, the latest edition thereof, as published by the International Code Council, is hereby adopted as the building code of the town for the control of buildings and structures as therein provided.”
  • InspectionsRequired

    Construction-related permits inside Mounds town limits.

    • The town department conducts construction inspections.
    • The 2025 fee schedule states that the basic permit fee includes five inspections for residential and light commercial work, while mobile-home setup permits include three inspections.
    • Re-inspections cost $150.00.

    re-inspection fee: 150 USD

    “They are responsible for permitting all construction and conducting inspections of all construction-related permits as well as issuance of Certificates of Occupancy, Fire Prevention, and Special Events.”
  • Local zoningPresent

    Land inside Mounds town limits; the town's Chapter 44 establishes residential and agricultural zoning districts.

    • The code contains district-specific use, dimensional, and development requirements.
    “The locations and boundaries of the various districts as defined herein shall be established by ordinance and shall be shown and delineated on the official zoning map of the town.”
  • Zoning districtsPublished

    Zoning districts inside Mounds town limits, including AG, RS-1, RS-2, RS-3, and RMH.

    • District boundaries are established by ordinance and shown on the official zoning map.
    • Use and dimension requirements vary by district.
    “The locations and boundaries of the various districts as defined herein shall be established by ordinance and shall be shown and delineated on the official zoning map of the town.”
  • Living in an RVLimited

    Parking or accessory use of an unoccupied recreational vehicle on a residential lot inside Mounds town limits.

    • The recreational vehicle must be unoccupied.
    • It must be 35 feet or less in length.
    • The provision is an accessory-use allowance and does not establish permission for residential occupancy.

    maximum RV length: <= 35 feet (unoccupied recreational vehicle)

    “One unoccupied recreational vehicle, a length of 35 feet or less, may be parked upon a lot as an accessory use.”
  • Manufactured homesAllowed (with conditions)

    Mobile/manufactured-home dwellings in the RS-3 and RMH districts inside Mounds town limits.

    • The dwelling must be certified as complying with the National Mobile Home Construction and Safety Standards.
    • Singlewide homes up to and including 16 feet wide must be skirted and anchored.
    • Doublewide homes must have a permanent foundation at least 16 inches deep and 16 inches wide in grid form and must be anchored and skirted.
    • RMH mobile-home-park standards also impose tract, lot, setback, height, age, parking, and coverage requirements.
    “9. Mobile home dwelling | | D | X | X ;le=2;*X = Use by right; E=Special exception; D=Doublewide mobile home”
    One more reviewed finding on this topic
    • Limited — Doublewide mobile-home dwelling use in the RS-2 district inside Mounds town limits.
      “9. Mobile home dwelling | | D | X | X ;le=2;*X = Use by right; E=Special exception; D=Doublewide mobile home”
  • Permit feesPublished (with conditions)

    Residential and light-commercial permits inside Mounds town limits under the town's March 18, 2025 fee schedule.

    • Larger commercial permits are charged case-by-case per IBC.
    • The first revise-and-resubmit is no charge; subsequent revise-and-resubmit is $75.
    • The permit fee includes five inspections.
    • Mobile-home setup, plumbing, electrical, HVAC, letters, and re-inspections have separate stated charges.

    basic plan review: 300 USD (allow 7 business days) · revise and resubmit: 75 USD (first one no charge) · residential/light-commercial permit fee: 750 USD (includes five inspections) · mobile-home setup permit: 450 USD (includes three inspections) · plumbing permit: 150 USD (includes one inspection) · electrical permit: 150 USD (includes one inspection) · HVAC permit: 150 USD (includes one inspection) · re-inspection: 150 USD

    “BASIC Plan Review (allow 7 business days) $ 300.00 Revise & Resubmit (first one, no charge) $ 75.00 Permit Fee (includes 5 inspections, see below) $ 750.00”
  • Permit processPublished (with conditions)

    Residential and commercial construction permit applications inside Mounds town limits.

    • Submit the application and required plan-examination materials before a permit can be issued.
    • Plans are not required for minor alterations and repair work determined by the building official.
    • Other building plans and specifications must be prepared under the direct supervision of an Oklahoma-licensed architect or engineer and bear the required seal and signature.
    • The official site says permits dated June 26, 2025 and later must include a wet signature from the City Inspector.

    plan review processing time: 7 business days

    “Plans must be submitted with an Application for Plan Examination and the appropriate fee before a permit can be issued, except as listed below. Plans are not required for alterations and repair work determined by the building official to be of a minor nature.”

Rules another office applies inside Town of Mounds

Town of Mounds does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Minimum lot sizeSpecified

    Lots and dwellings in the AG agriculture district inside Mounds town limits.

    • The table also requires minimum land area of 2.2 acres per dwelling unit.

    minimum lot area: 2 acres · minimum land area per dwelling unit: 2.2 acres

    “Lot area 2 acres (minimum) Land area 2.2 acres per dwelling unit (minimum)”
    3 more reviewed findings on this topic
  • SetbacksSpecified

    AG agriculture district inside Mounds town limits.

    • Street setbacks are measured from the centerline and add one-half of the major-street-plan right-of-way, or 25 feet if not designated.

    arterial front setback: 40 feet · non-arterial front setback: 35 feet · side yards: 15 feet (each side) · rear yard: 40 feet

    “Arterial 40 Not an arterial 35 Side yards One side yard 15 Other side yard 15 Rear yard 40”
  • Lot coverageSpecified

    Mobile-home spaces in the RMH district inside Mounds town limits.

    • Roofed area includes the mobile-home dwelling, carport, outdoor recreation shelters, and independent accessory buildings, with a stated reduction for certain open structures.

    maximum roofed-area coverage: 50 percent (mobile home space in RMH)

    “Percentage of mobile home space coverage by roofed area [...] 50% (maximum)”
  • Building heightSpecified

    Structures in RS-1, RS-2, and RS-3 residential districts inside Mounds town limits.

    • The table's provisions are subject to exceptions and restrictions established in Articles III and IV.

    maximum structure height: 26 feet (RS-1, RS-2, and RS-3)

    “Structure height (maximum, in feet) 26 26 26”
  • Who permits septicState (with conditions)

    On-site sewage treatment systems serving property inside Mounds town limits.

    • The Oklahoma Department of Environmental Quality issues the Authorization to Construct.
    • The report for on-site sewage must be reviewed by DEQ before issuance.
    • Alternative systems require DEQ approval before installation.
    “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 permitRequired

    Installing a new or modifying an existing on-site sewage treatment system inside Mounds town limits.

    • An Authorization to Construct must be purchased and issued by DEQ before installation or modification.
    • The required 581 report must be reviewed by DEQ before the ATC may issue.
    “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

    New installations or modifications to on-site sewage systems inside Mounds town limits.

    • Inspection and approval must occur before the system may be placed into operation.
    • The system may be installed, self-inspected, and approved by a certified installer instead of being inspected by DEQ.
    • Certified-installer final inspections must be submitted to DEQ within 15 days.

    submission deadline: 15 days (for final inspections performed by a certified installer)

    “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 sanitationLimited

    Private on-site sanitation inside Mounds town limits.

    • A DEQ Authorization to Construct is required before installation or modification.
    • DEQ inspection and approval, or certified-installer self-inspection and approval, is required before operation.
    • Alternative systems require prior DEQ approval.
    “Alternative systems must be approved by the DEQ prior to the system installation.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Mounds or Creek County directly.

  • Owner-builder exemption — Owner-built construction inside Mounds town limits.
  • Certificate of occupancy — Buildings and uses inside Mounds town limits.
  • Minimum dwelling size — Single-family dwellings in Mounds town residential and agricultural districts.
  • Camping on your land — Temporary camping on private land inside Mounds town limits.
  • Tiny homes — Tiny-home occupancy inside Mounds town limits.
8 more unanswered
  • Accessory dwellings
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • 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.

Unanswered questions are usually a sign that Town of Mounds publishes no rule on the point, not that none exists. Creek County’s page lists the county offices to call.

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