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

No county building permit is required for a typical home in unincorporated Love County: Oklahoma law exempts a single-family dwelling, duplex, barn, shed, or carport attached to a single-family or duplex home there from the State Fire Marshal's building permit^1,2. The building-permit exemption does not waive construction standards: Oklahoma's adopted codes are statewide minimums, with the Construction Industries Board enforcing electrical, mechanical, plumbing, and fuel-gas codes in unincorporated areas and the State Fire Marshal enforcing the commercial building code³. Projects outside the residential exemption may require State Fire Marshal building-plan review and inspection^5,16. Oklahoma does not require a state general-contractor license, but regulated trades still follow their own requirements¹⁷.

Love County lists no county building department¹. For a regulated project under state jurisdiction, contact the Oklahoma State Fire Marshal's Office at 2501 North Lincoln Boulevard, Suite 219, Oklahoma City, OK 73105, phone (405) 522-5005¹⁶. State Fire Marshal building-plan review uses the OKSFM Accela Citizen Portal rather than email or paper submissions¹⁸. If that process applies, the certificate of occupancy comes only after the required steps are completed; there is no separate certificate application or certificate inspection¹⁶. A State Fire Marshal building permit has a $100 minimum and a $0.20-per-square-foot building fee; extra inspections caused by noncompliance or departure from approved plans cost $100 each¹⁹. For building permits that carry the Oklahoma Uniform Building Code Commission fee, that component is currently $4 per permit or renewal, and the issuing authority may add up to $0.50³. Inside Marietta, the city handles building-plan review, building permits, inspections, and zoning; septic permits remain with Oklahoma DEQ for addresses throughout Love County^5,6,7.

Love County's commissioners recorded that the county has no county-administered zoning code⁴. That means unincorporated Love County has no county-set minimum dwelling size, minimum lot size, setback, lot-coverage, or building-height rule, and no county zoning restriction on RVs, tiny homes, manufactured homes, accessory dwellings, or temporary camping on your own land¹⁰. Usual farm buildings used for agriculture are also outside Oklahoma county zoning authority, but that exception does not waive septic, subdivision, floodplain, or building-safety requirements²⁰. Farmers and ranchers operating for profit may separately qualify for an Oklahoma agricultural sales-tax exemption after obtaining the required permit card²¹. Marietta applies municipal zoning inside its corporate limits, but the available material does not supply a complete zoning code, district map, or parcel-specific standards; Oklahoma DEQ, not the city zoning authority, continues to handle septic permits^6,7.

Oklahoma DEQ administers the on-site sewage program statewide, including in Love County⁷. Every new or modified system needs a DEQ Authorization to Construct before installation⁸. Before use, the system must be inspected and approved by DEQ or installed, self-inspected, and approved by a certified installer⁸. Reach the program through your local DEQ representative or at (405) 702-6100⁸. Only about 19% of Love County soils are rated without severe limitations for a conventional drain field, so do not assume a standard system will fit the parcel²². If one cannot be designed, DEQ may approve an alternative based on lot shape and size, home size, and soil-test results⁸. Applications submitted July 1, 2026 or later use DEQ's increased fee schedule⁸.

Yes — Love County has no county zoning restriction on RV occupancy, tiny-home occupancy, manufactured-home siting, accessory dwellings, or temporary camping on your own unincorporated land^4,10. An occupied manufactured home still counts as a permanent installation under Oklahoma's rules, so installation must follow the federal model standards or approved manufacturer instructions and use a state-licensed installer²³. A dwelling not connected to public sewer still needs DEQ authorization for a new or modified septic system⁸. The answer changes inside the City of Marietta, where municipal zoning applies; the available ordinances do not provide a complete district map or property-specific standards, so confirm the parcel's district with the city⁹.

1. Confirm your build is on the exempt list — a single-family home, duplex, barn, shed, or attached carport in unincorporated Love County needs no State Fire Marshal building permit².
2. If the project is regulated by the State Fire Marshal, use the OKSFM Accela Citizen Portal; email and paper building-plan submissions aren't accepted¹⁸. Inside Marietta, confirm the city's building-permit and zoning requirements; septic permits remain with Oklahoma DEQ^5,6,7.
3. If you're your own general contractor, Oklahoma requires no state general-contractor license, but regulated trades keep their own requirements¹⁷.
4. Get a soil test and DEQ Authorization to Construct before installing septic; call (405) 702-6100 with questions⁸.
5. For a plat outside city limits with a lot smaller than 2.5 acres, obtain DEQ's approval stamp before recording¹⁰. If the plat designates public roads, present it to the Love County Board of County Commissioners for road review and developer assurance before filing¹⁰.
6. A domestic well needs no OWRB permit, but a non-domestic well needs approval before drilling^14,15.
7. A driveway onto a state or federal highway needs an approved ODOT Driveway Agreement before right-of-way work begins²⁴.

Love County is mostly gentle land: 98.8% lies at a 15% slope or less, but only about 19% of its soils are rated without severe limitations for a conventional septic drain field²². Severe drought has occurred in about 24.5% of years on record, and annual precipitation averages 38.4 inches, so verify the property's water source²². The nearest city of 100,000 or more is about 47 miles from the county center, and population density is 20 people per square mile²². A typical home value is about $201,177, the median property-tax bill is about $1,066 a year at a 0.6% effective rate, and typical homeowners insurance is about $2,546 a year²². Before closing, confirm whether the parcel lies inside Marietta and verify floodplain status, legal access, water, and septic feasibility; Love County-specific floodplain and driveway requirements could not be confirmed.