Bolthole Index

Cass County, North Dakota

Zoning, building permits and septic rules in Gardner, North Dakota

Gardner is a city in Cass County, North Dakota. Septic permits inside Gardner come from the county and state together. 4 rules below are quoted from official sources and independently re-checked, most recently on November 6, 2026. Rules for unincorporated land are on the Cass County page.

Answers from the rulebook for Gardner

Rules another office applies inside Gardner

Gardner does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Who permits septicMixed (with conditions)

    Private sewage-treatment systems serving premises, including premises inside Gardner city limits.

    • The state rule directs an applicant to local or district health units where a written permit may be required.
    • A public or noncommunity sewage-treatment system is deemed available when the occupied premise is within 200 feet [60.96 meters].

    public or noncommunity sewer availability distance: <= 200 feet (A premise used for human occupancy within this distance must discharge sewage into that system.)

    “"Permit" means authorization from a local public health unit or other political subdivision [...] the department has the exclusive authority to adopt rules regarding licensing, permitting, and inspections of onsite wastewater treatment systems.”
  • Septic permitLimited

    Installation, addition to, or alteration of an individual sewage-treatment system at a building of human occupancy, including inside Gardner city limits.

    • The installer may be required to apply to local or district health units for a written permit before construction.
    • This provision applies where public or noncommunity sewage-treatment systems are not available.
    “Where public or noncommunity sewage treatment systems are not available [...] previous to beginning any construction may be required to make application to the local or district health units for a written permit to make the desired installation.”
  • Off-grid sanitationAllowed (with conditions)

    Human-waste disposal at premises inside Gardner city limits where water under pressure is not available.

    • Waste must be deposited in approved privies, chemical toilets, or another installation acceptable to the administrative authority.
    “Where water under pressure is not available [...] approved privies, chemical toilets, or such other installations acceptable to the administrative authority.”
  • Mandatory utility hookupSewer (with conditions)

    A premise used for human occupancy inside Gardner city limits, where a public or noncommunity sewage-treatment system is deemed available.

    • The rule concerns sewage discharge, not water-service connection.
    • The system is deemed available if the premise is within 200 feet [60.96 meters].

    sewer availability distance: <= 200 feet (The premise must discharge sewage into the available public or noncommunity sewage-treatment system.)

    “if such premise is within two hundred feet [60.96 meters], the approving authority shall require that sewage be discharged into that system.”

Still unanswered

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

  • Building permit — Residential construction inside Gardner city limits.
  • Owner-builder exemption — Owner-built dwellings inside Gardner city limits.
  • Building code adopted — Building-code adoption for land inside Gardner city limits.
  • Inspections — Building inspections inside Gardner city limits.
  • Certificate of occupancy — Certificates of occupancy inside Gardner city limits.
21 more unanswered
  • Local zoning
  • Zoning districts
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic inspection
  • Well permit
  • Agricultural exemption
  • Subdividing land
  • 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 Gardner publishes no rule on the point, not that none exists. Cass County’s page lists the county offices to call.

← All of Cass County: county rules, score and offices