Unincorporated Rusk County, Texas does not require a county residential building permit and has no county zoning12. Inside Henderson, the city issues building permits and administers zoning34. Septic approval remains a separate matter for Rusk County’s Designated Representative; dividing rural land or adding state-highway access can also require approval567.
At a glance
- Building permit
- No county residential building permit on unincorporated land1
- Zoning
- No county zoning on unincorporated land2
- Setbacks, lot size & building height
- No county zoning rule; septic and plat requirements still apply896
- RV, tiny home & manufactured home living
- Not restricted by county zoning (Rusk County has none)8
- Subdivision plat
- Generally required when land outside a city is divided into two or more parts, subject to exceptions10
- Septic permits
- Rusk County's own Designated Representative (OSSF program)5
- Owner-builder exemption
- Owner septic installation only if the county allows it; requirements still apply11
- State-highway driveway permit
- Required from TxDOT before work begins in the highway right-of-way7
Who to call
Septic permits
Rusk County Designated Representative - On-Site Septic Inspection
OSSF (septic) plan review, permitting and installation inspection for Rusk County under the TCEQ authorized-agent program
Rusk County Courthouse, 115 N. Main, Henderson, TX 75652
Health department
County public-health and food-service permitting and inspection; separate from the OSSF/septic Designated Representative role
115 N. Main Suite 500A, Henderson, TX 75652
Roads & driveways
Rusk County Commissioners Court
County road, right-of-way and driveway/entrance matters on county roads, handled through the Commissioners Court and the elected commissioner for each of the county's four precincts
Rusk County Courthouse, 115 N. Main, Henderson, TX 75652
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 Rusk County means bringing your own water and power. The kit we’d start with:
- Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
- Power Bluetti Solar generators and home battery backup for living off the grid.
- Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
- Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.
Do you need a building permit in Rusk County, Texas?
Unincorporated Rusk County does not require a county residential building permit1. We could not confirm a county residential-inspection or occupancy-certificate requirement; ask the Commissioners Court before construction12. Inside Henderson, new construction, demolition and structural alterations require city building permits, and construction must wait until the permit is issued3. Septic approval is separate from city building permits: Rusk County’s Designated Representative administers the county OSSF program5. Texas owner-builders acting as their own contractor for a primary residence can receive a specific notice-penalty exemption under the county residential-construction statute, but that exemption does not waive building standards or inspections; Rusk County’s adoption of that statutory program could not be confirmed13.
Who handles building permits, septic permits and road questions in Rusk County?
For unincorporated Rusk County, the residential-building answer is no county building permit; septic questions go to the Rusk County Designated Representative for On-Site Septic Inspection1514. The separate Rusk County Health Department handles public-health permitting and inspection15. Ask the Commissioners Court about county-road entrances and subdivision procedures12. For new or modified state-highway access, contact the local TxDOT district office about Form 105816. We could not confirm county-specific development fees, subdivision application instructions or a floodplain administrator; ask the Commissioners Court which requirements apply to the parcel12.
Does Rusk County have zoning?
Unincorporated Rusk County has no county zoning ordinance2. Rusk County sets no county zoning rule on minimum dwelling size, lot size, setbacks, lot coverage, building height, accessory dwellings, RVs, tiny homes, manufactured homes or temporary camping on unincorporated land8. Inside Henderson, the city’s Planning and Zoning Division administers zoning ordinances4. Septic remains a separate county OSSF matter handled by Rusk County’s Designated Representative5. A lack of county zoning does not remove septic permitting or subdivision platting requirements, including the separate municipal and extraterritorial-jurisdiction considerations for a proposed land division96.
How do septic permits work in Rusk County?
Rusk County’s Designated Representative handles septic permitting and inspection, rather than defaulting applicants to a TCEQ regional office5. Texas allows local OSSF programs to impose requirements stricter than state minimums17. A septic permit is generally required for construction, installation, alteration, extension or repair, and the system must pass inspection before use918. The 10-acre exemption requires a licensed site evaluator or engineer to confirm all conditions: only one dwelling, all system parts at least 100 feet from property lines, on-property effluent disposal, and no nuisance or groundwater pollution19. Only about 16% of Rusk County soils avoid a “very limited” rating for conventional drain fields, so arrange a site evaluation before choosing the house location20. An owner may install septic for an owned single-family dwelling on owned land only if the county allows it, no part of the property is developed for sale or lease, and all permitting, construction and maintenance requirements are met21. The owner needs the knowledge, skills and equipment; helpers generally need the appropriate installer license, with narrow exceptions for electrical work and tank delivery and placement11.
Can you live in an RV or tiny home on your land in Rusk County?
For an RV or tiny home on unincorporated Rusk County land, resolve wastewater disposal and access before relying on the county’s lack of zoning: septic generally requires approval before use, and a new or modified state-highway driveway requires separate authorization29187. Texas industrialized housing must meet state factory-construction rules; an owner placing a unit for personal use may apply for an installation permit instead of registering as an industrialized builder2223. Inside Henderson, ask the city’s Planning and Zoning Division about the intended residential use; septic questions remain with the county Designated Representative45.
What are the steps to building a home in Rusk County?
- Confirm the parcel’s jurisdiction: unincorporated Rusk County has no county residential building permit, while Henderson requires city building permits; septic remains with the county Designated Representative135.
- Before dividing land outside city limits, ask the Commissioners Court about platting; a division into lots or a subdivision generally requires a plat, subject to statutory exceptions1012.
- A qualifying agricultural, farm, ranch, wildlife-management or timber-production division can be exempt if no public-use component is laid out, but platting requirements apply if that primary use ends24.
- Arrange the septic site evaluation and obtain any required septic permit and inspection approval before use918.
- For new or modified state-highway access, submit Form 1058, receive the executed permit and give TxDOT 24-hour notice before right-of-way construction; TxDOT must find the completed work satisfactory7.
What should you check before buying land in Rusk County?
Rusk County’s center is about 35 miles in a straight line from the nearest city of 100,000 or more, and the county has roughly 57.4 people per square mile2526. About 60.8% of the county is wooded and 99.1% has a slope of 15% or less2728. Typical property taxes run about 1% of value, with a median annual bill near $1,670; the typical annual home-insurance premium is about $1,979293031. Before closing, ask the Commissioners Court about the proposed land division and floodplain requirements, which we could not confirm, and ask the septic Designated Representative about the proposed wastewater system1214. For rental plans, Texas generally requires collection and remittance of 6% state hotel occupancy tax on residential rentals of 29 days or less, subject to guest exemptions; the owner is responsible if the platform has not agreed to collect it32.
Watch-outs
- Texas owner septic installation is conditional on local approval and is unavailable when any part of the property is developed for sale or lease; ask Rusk County’s Designated Representative before planning a DIY system1114.
- Agricultural subdivision exemptions end when the qualifying primary use ends; do not assume an agricultural division remains exempt after conversion to residential use24.
- A state-highway driveway needs an executed permit and 24-hour notice to TxDOT before right-of-way construction, and highway drainage impacts need TxDOT approval7.
- State hotel occupancy tax compliance does not establish permission to operate a short-term rental in Rusk County; we could not confirm a county-specific rental rule32.
Sources
- Texas Real Estate Research Center (Texas A&M) - Land-Use Restrictions in Texas (2026 county census)
- Texas Real Estate Research Center (Texas A&M) - Land-Use Restrictions in Texas (2026 county census)
- Henderson: Permits | Henderson, TX (Rusk County), quoted and re-checked
- Henderson: Community Development | Henderson, TX (Rusk County), quoted and re-checked
- Rusk County, Texas - County Septic Inspection (2026 county census)
- Texas Local Government Code, Chapter 232, Section 232.001, quoted and re-checked
- General Access Driveway Policy, quoted and re-checked
- Texas law on county zoning and building authority
- Getting a Permit for an OSSF - Such as a Septic System, quoted and re-checked
- Texas Local Government Code Chapter 232, County Regulation of Subdivisions, quoted and re-checked
- Getting a Permit for an OSSF - Such as a Septic System, quoted and re-checked
- Rusk County Commissioners Court (ruskcountytx.gov)
- Local Government Code Chapter 233. County Regulation of Housing and Other Structures, quoted and re-checked
- Rusk County Designated Representative - On-Site Septic Inspection (ruskcountytx.gov)
- Rusk County Health Department (ruskcountytx.gov)
- Access Management Manual — Section 4: Driveway Permits, Design, and Materials, quoted and re-checked
- Getting a Permit for an OSSF - Such as a Septic System, quoted and re-checked
- On-Site Sewage Facility Rules Compilation, quoted and re-checked
- Getting a Permit for an OSSF - Such as a Septic System (Texas statewide rule), quoted and re-checked
- 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
- Getting a Permit for an OSSF - Such as a Septic System, quoted and re-checked
- Industrialized Housing and Buildings – Adoption of New Code Editions (Texas statewide rule), quoted and re-checked
- tdlr.texas.gov (Texas statewide rule), quoted and re-checked
- Texas Local Government Code Section 232.0015, Exceptions to Plat Requirement, quoted and re-checked
- Straight-line distance from the county center to the nearest city of 100,000+ people: Bolthole Index county data
- Population density: Bolthole Index county data
- Wooded share of land: Bolthole Index county data
- Share of land at 15% slope or less: Bolthole Index county data
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Typical home insurance premium: Bolthole Index county data
- Hotel Occupancy Tax FAQs, 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.