Bolthole Index

Washington County, Utah

Zoning, building permits and septic rules in Enterprise, Utah

Enterprise is a city in Washington County, Utah. Enterprise adopts its own zoning, so inside its limits Enterprise’s rules apply, not the county’s. 4 rules below are quoted from official sources and independently re-checked, most recently on November 12, 2026. Rules for unincorporated land are on the Washington County page.

Answers from the rulebook for Enterprise

Enterprise’s own rules

  • Local zoningPresent

    Land inside Enterprise city limits; Enterprise Municipal Code Title 17 - Zoning (Washington County, UT assumed from Utah Public Notice-hosted code; county not named in the excerpt)

    • Chapter 17-36 shown here only; district chapters not opened
    • Source page states 'adopted: July 13, 2011'
    “the regulations set forth in this chapter qualify or supplement, as the case may be, the zone regulations appearing elsewhere in this title.”
  • Building heightSpecified

    Accessory buildings to one- or two-family dwellings inside Enterprise city, all districts

    • Exception where adequate setbacks or other conditions exist that would not impede solar sky space from adjoining properties
    • Main building heights by district not opened; roof structures such as chimneys, towers, silos may exceed limits per 17-36-100

    accessory building max height: <= 15 feet (unless adequate setbacks or other conditions preserve adjoining solar sky space)

    “no building which is accessory to a one-family or two-family dwelling shall be erected to a height greater than fifteen (15) feet unless adequate setbacks or other conditions exist which would not impede available solar sky space from adjoining properties.”
  • Mandatory utility hookupConditional

    Proposed buildings or uses involving sewerage or domestic water inside Enterprise city

    • If public sewer or approved public water connection is not available, sewage disposal and water supply must comply with state division and local board of health requirements
    • Building permit application must be accompanied by a certificate of approval from the board or division
    “in all cases where a proposed building or proposed use will involve the use of sewerage facilities, and a connection to a public sewer system as defined by the utah state division of environmental health is not available”
  • Subdividing landRegulated (with conditions)

    Lot creation inside Enterprise city

    • Flag lots only by conditional use permit in R-1 and R-A districts (17-36-060)
    “no parcel of land which has less than the minimum width and area requirements for the district in which it is located may be cut off from a larger parcel of land for the purpose, whether immediate or future, of building or development as a single lot.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Enterprise or Washington County directly.

  • Building permit — Building permits inside Enterprise city
  • Owner-builder exemption — Owner-builder exemption inside Enterprise city
  • Building code adopted — Building code inside Enterprise city
  • Inspections — Building inspections inside Enterprise city
  • Certificate of occupancy — Certificates of occupancy inside Enterprise city
21 more unanswered
  • Zoning districts
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Who permits septic
  • Septic permit
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Agricultural exemption
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees
  • Permit process

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

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