Bolthole Index

Teton County, Montana

Zoning, building permits and septic rules in Choteau, Montana

Choteau is a city in Teton County, Montana. Choteau adopts its own zoning, so inside its limits Choteau’s rules apply, not the county’s. 4 rules below are quoted from official sources and independently re-checked, most recently on October 18, 2026. Rules for unincorporated land are on the Teton County page.

Answers from the rulebook for Choteau

Choteau’s own rules

  • Building code adoptedAdopted (with conditions)

    Development within Choteau city limits.

    • The cited county growth-policy document describes the City as maintaining building codes; the specific edition and amendments were not retrievable from the City code host.
    “The City maintains [...] building codes that regulate development”
  • Local zoningPresent (with conditions)

    Land within Choteau city limits.

    • Zoning is administered through the City’s Municipal Code.
    “The City of Choteau [...] utilize zoning.”
  • Building in a floodplainLimited

    Development in regulated floodplain areas within Choteau city limits.

    • The cited official source establishes separate City maintenance and enforcement of floodplain regulations; the operative City floodplain regulation and permit thresholds were not retrievable.
    “The city of Choteau separately maintains and enforces floodplain regulations.”
  • Permit processPartial

    New homes, business construction, additions, fences, signs, and other listed work within Choteau city limits.

    • Approval must be obtained from the City Office before work begins.
    “Approval must be received from the City Office before any work can begin.”

Still unanswered

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

  • Owner-builder exemption — Owner-built residential construction within Choteau city limits.
  • Inspections — Building work within Choteau city limits.
  • Certificate of occupancy — Occupancy of buildings within Choteau city limits.
  • Minimum dwelling size — Residential districts within Choteau city limits.
  • Minimum lot size — Residential districts within Choteau city limits.
19 more unanswered
  • Setbacks
  • Lot coverage
  • Building height
  • 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
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Short-term rentals
  • Permit fees

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

Off-grid gear

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

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