Bolthole Index

San Juan County, Utah

Building permits, zoning and septic rules in Town of Bluff, Utah

Town of Bluff, Utah requires a building permit before new construction and regulated remodeling begin.1 Bluff administers its own zoning, and building applications require Land Use Clearance from the Planning and Zoning Commission.23 Septic systems inside Bluff, in San Juan County, are inspected and permitted by San Juan Public Health.4

At a glance

Building permits
Required for new construction and regulated alterations1
Zoning
Town zoning and Land Use Clearance apply23
Septic permits
San Juan Public Health permits and inspects systems4
Tiny homes
Allowed where dwellings or ADUs are permitted, subject to utilities, access and setbacks; wheeled units have narrower exceptions5
Owner-builder
Available for a qualifying primary residence; building permits and inspections remain required6
Agricultural A-2 lots
Minimum 3 acres; wastewater requirements may require more7
Subdivision water
Primary buildings requiring water service must connect to town public culinary water8

Who to call

Building permits

Bluff Building Department

Town building applications, building permits and project exemptions

435-672-9990

[email protected]

Zoning

Bluff Planning & Zoning Commission

Town planning process, zoning questions and Land Use Clearance

(435) 672-9990

[email protected]

Septic permits

San Juan Public Health

Septic system permits, inspections and existing-system records inside Bluff

435-587-3838

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 Bluff means bringing your own water and power. The kit we’d start with:

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Do you need a building permit in Town of Bluff, UT?

Bluff requires a building permit for new construction and renovations involving structural changes, electrical systems, plumbing systems or other work regulated by the building code.1 Bluff incorporates Utah’s adopted building codes, including subsequent state updates.9 Exemptions follow the current Utah Building Codes; ask the Bluff Building Department to determine whether your specific project qualifies before starting work.1

An owner-builder in Bluff must own the property, use the completed residential structure as a primary residence and sign the State of Utah Owner/Builder Certification Agreement before building-permit issuance.6 Owner-builders still need the necessary building permits and inspections, and subcontractors must hold the appropriate licenses.6

Who issues building permits in Town of Bluff?

The Bluff Building Department reviews and issues town building permits; send complete applications to [email protected].10 Call 435-672-9990 to arrange an appointment with the building office.10 Bluff’s Planning and Zoning Commission provides the Land Use Clearance required as part of the building-permit application.3

The Bluff Building Official reviews the application for compliance, may request more information and gives a written approval or denial.3 Building permits are issued only after the building-permit fees have been paid in full.10 Septic approval remains with San Juan Public Health, rather than moving to the town building office.4

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

Bluff has its own zoning regulations and official zoning map, with regulations amended in December 2025.2 Ask the Bluff Planning and Zoning Commission about the planning review for your proposed development before submitting the building application.11

In Bluff’s Agricultural A-2 district, the minimum lot size is 3 acres, and onsite-wastewater requirements may require a larger area.7 A-2 setbacks are 30 feet from the front right of way and 15 feet from the side and rear property boundaries.12 These dimensions describe A-2 parcels, so use the parcel’s actual district when planning a home.712 Bluff regulates subdivisions and subdivision amendments separately, with application materials and processing fees specified by the town subdivision title.13

How do septic permits work inside Town of Bluff?

San Juan Public Health permits and inspects septic wastewater systems inside Bluff and maintains existing-system records that residents can request.414 The individual wastewater-system permit fee is $440 plus mileage; call 435-587-3838 for septic questions or inspection scheduling.1516 Bluff’s building-application checklist includes approval of the sewage system by the county health department.10

Across San Juan County, 19.2% of surveyed soils are rated “not limited” for conventional septic drain fields; that county-wide figure does not establish suitability on a Bluff lot, so plan for a site evaluation and potentially an engineered system.17 In Bluff subdivisions, primary buildings needing culinary-water and sanitary-waste service must connect to town public culinary water and individual septic systems or other town-approved sanitary-waste facilities.8

Can you live in an RV or tiny home in Town of Bluff?

Bluff permits mobile, modular and tiny houses as primary dwellings or accessory dwelling units wherever the corresponding residential use is permitted, provided the homes connect to utilities, have adequate public-road access and meet dimensional standards and setbacks.5 Tiny houses on wheels in Bluff are limited to authorized RV or mobile-home parks, with specified temporary, storage, short-term and nonconforming-lot exceptions.5 Ask the Bluff Planning and Zoning Commission which exception, if any, fits a proposed wheeled dwelling.511

A manufactured home also needs the applicable building permits, utilities, road access and setbacks.18 Bluff prohibits newly placing pre-HUD mobile homes manufactured before 1976 for dwelling or business use, while existing homes may continue as nonconforming uses.18

Building a home in Town of Bluff: what comes first?

  1. Start with Bluff Planning and Zoning for the town planning process and the Land Use Clearance needed in the building application.113
  2. Arrange septic approval through San Juan Public Health; the town building checklist calls for an approved sewage system.104
  3. Submit a complete, signed, legible Town of Bluff Building Permit Application with required documentation to the Building Official before covered work begins.3
  4. Resolve requests for additional information, receive written approval and pay the building-permit fees before the permit is issued.310
  5. Provide access for required construction inspections; the Bluff Building Official determines which inspections the project needs.19

For land outside Bluff town limits, use the San Juan County guide for county building and zoning authority in unincorporated areas.2021

Watch-outs

  • Do not treat a tiny house on wheels as automatically eligible for a permanent residential site in Bluff; park placement and the specified exceptions control.5
  • We could not confirm a minimum primary-dwelling floor area or general lot-coverage limit in Bluff; ask the Bluff Planning and Zoning Commission about the proposed parcel and design.11
  • For a shallow well serving Bluff, Utah requires a valid water right and a Start Card before construction; confirm the parcel’s town water-connection obligations with Bluff Planning and Zoning.228

Sources

  1. Ordinance Enacting Building Code Enforcement and Administration (Town of Bluff), quoted and re-checked
  2. Bluff Zoning Regulations, amended December 2, 2025 (Town of Bluff), quoted and re-checked
  3. Ordinance Enacting Building Code Enforcement and Administration (Town of Bluff), quoted and re-checked
  4. Environmental Health – San Juan Public Health (Town of Bluff), quoted and re-checked
  5. Bluff Zoning Regulations, amended December 2, 2025 (Town of Bluff), quoted and re-checked
  6. Ordinance Enacting Building Code Enforcement and Administration (Town of Bluff), quoted and re-checked
  7. Bluff Zoning Regulations, amended December 2, 2025 (Town of Bluff), quoted and re-checked
  8. Town of Bluff Subdivision Title (Town of Bluff), quoted and re-checked
  9. Ordinance Enacting Building Code Enforcement and Administration (Town of Bluff), quoted and re-checked
  10. Bluff Building Department (townofbluffutah.gov)
  11. Bluff Planning & Zoning Commission (townofbluffutah.gov)
  12. Bluff Zoning Regulations, amended December 2, 2025 (Town of Bluff), quoted and re-checked
  13. Town of Bluff Subdivision Title (Town of Bluff), quoted and re-checked
  14. Environmental Health - San Juan County Public Health, Utah, quoted and re-checked
  15. Environmental Health - San Juan County Public Health, Utah, quoted and re-checked
  16. San Juan Public Health (sanjuanpublichealth.org)
  17. 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
  18. Bluff Zoning Regulations, amended December 2, 2025 (Town of Bluff), quoted and re-checked
  19. Ordinance Enacting Building Code Enforcement and Administration (Town of Bluff), quoted and re-checked
  20. Utah Code Section 17-60-204, County safety and welfare regulations (Utah statewide rule), quoted and re-checked
  21. Utah Code, Title 17, Chapter 79, Section 17-79-101 (Utah statewide rule), quoted and re-checked
  22. Water Well Drilling Information (Utah 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 Bluff

Town of Bluff’s own rules

  • Building permitRequired

    New construction and regulated renovations, remodels, restorations, or modifications inside Bluff.

    • Permit exemptions align with the most current Utah Building Codes.
    • A permit is required before commencing covered work.
    • The 2022 zoning ordinance separately identified structures over 200 square feet, remodeling, permanently affixed prefabricated dwellings, foundations, and inspected construction as permit-triggering categories.
    “A building permit is required for all new construction, as well as any renovations, remodels, restorations or modifications that involve structural changes, electrical systems, plumbing systems, or other work regulated by the building code.”
  • Owner-builder exemptionAvailable (with conditions)

    Owner-builders constructing, altering, or repairing residential structures on their own property inside Bluff.

    • Owner must personally own the property and use the completed structure as a primary residence.
    • Limit is one residence per year and no more than three residential structures in the past five years.
    • All necessary permits and required inspections are mandatory.
    • Owner must sign the State of Utah Owner/Builder Certification Agreement before permit issuance.
    • Commercial buildings and multifamily dwellings require appropriate contractor licenses.
    • Subcontractors must be appropriately licensed.
    “Per Utah State Law: Owner-builders are permitted to construct, alter, or repair residential structures on their own property within the Town of Bluff, subject to the following conditions:”
  • Building code adoptedAdopted

    All construction within Bluff town.

    • The most current edition of Utah building codes adopted by Utah automatically applies within Bluff without further Town Council action.
    • Utah State Building Codes are incorporated by reference.
    “All Utah State Building Codes apply within the Town and are hereby incorporated by reference.”
  • InspectionsRequired

    Permitted construction and other work subject to required inspections inside Bluff.

    • The Building Official determines the number of required inspections.
    • The applicant must provide access for inspections.
    • Failure to permit lawful entry may result in suspension or revocation of the building permit or land use clearance.
    “The property owner, applicant, or authorized representative shall provide access to all areas of the site necessary for the Town of Bluff to perform required inspections.”
  • Local zoningPresent

    Land inside Bluff town limits; Bluff adopts and administers zoning regulations and an official zoning map.

    • The current zoning regulations were amended December 2, 2025.
    “BLUFF ZONING REGULATIONS AMENDED DEC. 2, 2025”
  • Tiny homesLimited

    Tiny houses and tiny houses on wheels inside Bluff town.

    • Mobile, modular, or tiny houses are permitted by right where residential dwellings or ADUs are permitted.
    • They must connect to utilities, have adequate public-road access, and comply with lot dimensional standards and setbacks.
    • Tiny houses on wheels are limited to authorized RV or mobile-home parks except specified temporary, storage, short-term, and nonconforming-lot exceptions.
    “Mobile Homes, Modular Homes, or Tiny Houses shall be permitted as a use by right as a primary dwelling or as an Accessory Dwelling Unit (ADU) in all zoning districts in which a residential dwelling or ADU are permitted uses; all such dwellings shall be connected to utilities, have adequate access to a public road, and comply with lot dimensional standards including, but not limited to, setbacks.”
  • Manufactured homesLimited

    Manufactured/mobile homes inside Bluff town.

    • Manufactured homes are permitted where residential dwellings or ADUs are permitted, subject to utilities, public-road access, dimensional standards, setbacks, and applicable building permits.
    • Pre-HUD mobile homes manufactured before 1976 may not be placed, moved, or constructed for dwelling or business use, except existing pre-HUD homes may continue as nonconforming uses.
    • Mobile-home parks require site-plan review and other standards.
    “Pre-Hud Mobile Homes Prohibited. Mobile Homes that were manufactured prior to 1976 (Pre-Hud Mobile Homes) shall not be placed, moved, or constructed upon any lot within the Town for use as a dwelling or business use.”
  • Mandatory utility hookupWater (with conditions)

    Primary buildings in Bluff subdivisions requiring culinary water and sanitary-waste services.

    • Buildings must connect to Town public culinary water.
    • Sanitary waste may be provided through individual septic systems or other sanitary-waste facilities approved by the Town; the cited rule does not require connection to a public sewer.
    “All primary buildings requiring culinary water and sanitary waste services shall be connected to the public culinary water of Town of Bluff and individual septic systems or other Sanitary Waste Facilities, as approved by the Town.”
  • Agricultural exemptionConditional

    Subdivision improvements inside Bluff that qualify for the Agricultural Land exemption in Section 5.02.02(A).

    • The subdivision improvement requirements expressly exclude qualifying agricultural land exemptions.
    • The cited excerpt does not establish that every agricultural use is exempt from all permits or zoning requirements.
    “The following improvements are required for all subdivisions, except those that qualify under the Agricultural Land exemption of Section 5.02.02(A):”
  • Subdividing landRegulated (with conditions)

    Subdivision, subdivision amendments, and related development inside Bluff town.

    • Applications require the materials specified by the Town subdivision title, including payment of application-processing fees required by the Town fee schedule.
    • Minor-subdivision exceptions include limits such as no more than six parcels, public-street frontage, culinary-water and sanitary-waste approval, and location in a zoned area.
    “Payment of any application-processing fees required by the Town (see the Town’s Fee Schedule).”
  • Permit processPublished (with conditions)

    Building-permit applications inside Bluff town.

    • Applicant submits the completed Town building permit application before covered work begins.
    • Applications must be complete, signed, legible, and include required documentation.
    • The Building Official reviews compliance, may request additional information, and issues a written approval or denial.
    • A Land Use Clearance from the Planning and Zoning Commission is a required part of the building-permit application.
    “Any individual or entity seeking a building permit must submit a completed Town of Bluff Building Permit Application to the Building Official before commencing any construction, alteration, or repair work requiring a permit under this ordinance.”

Rules another office applies inside Town of Bluff

Town of Bluff 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

    Agricultural A-2 zoning district inside Bluff.

    • Maximum dwelling density, including ADUs, is two units per three acres.
    • Applicable onsite-wastewater regulations may require a larger area.

    minimum lot size: 3 acres

    “Minimum lot size in the A-2 district shall be three (3) acres. Maximum dwelling density, including accessory dwelling units, shall be two (2) units per three (3) acres.”
  • SetbacksSpecified

    Agricultural A-2 zoning district inside Bluff.

    front setback: 30 feet (from front right of way) · side setback: 15 feet (from side property boundary) · rear setback: 15 feet (from rear property boundary)

    “Setbacks in the A-2 district shall be thirty (30) feet from the front right of way, fifteen (15)feet from side property boundary, and fifteen (15) feet from the rear property boundary.”
  • Building heightSpecified

    Residential dwellings in Bluff's Residential zoning district.

    • Chimneys, antennae, ornamental elements, and similar features are excluded from the height calculation.
    • Dwellings may not exceed two stories above finished grade.
    • Accessory structures may not exceed 18 feet.

    maximum primary building height: 26 feet (measured from finished grade to roof peak) · maximum dwelling stories: <= 2 stories (above finished grade)

    “The maximum building height in all zoning districts for residential dwellings, where allowed, is twenty-six (26) feet measured from finished grade of the primary structure to the peak of the roof.”
    One more reviewed finding on this topic
    • Specified — Agricultural A-2 zoning district inside Bluff.
      “Building Height. The maximum building height shall be thirty-five (35)feet measured from finished grade of the primary structure to the peak of the roof.”
  • Who permits septicCounty

    Septic systems inside Bluff town, which is within San Juan County.

    • San Juan Public Health is the county public-health authority administering septic inspections and permits.
    “All septic wastewater systems in San Juan County are inspected and permitted by San Juan Public Health.”
  • Septic inspectionRequired

    Septic wastewater systems inside Bluff town.

    • San Juan Public Health performs the inspections and maintains septic records.
    • Inspection scheduling is through San Juan Public Health.
    “All septic wastewater systems in San Juan County are inspected and permitted by San Juan Public Health.”

Still unanswered

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

  • Minimum dwelling size — Dwellings inside Bluff town limits.
  • Lot coverage — Development inside Bluff town limits.
  • Well permit — Private wells serving land inside Bluff town limits.

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 Bluff publishes no rule on the point, not that none exists. San Juan County’s page lists the county offices to call.

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