Bolthole Index

Cass County, North Dakota

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

Fargo is a city in Cass County, North Dakota. 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 Cass County page.

Answers from the rulebook for Fargo

Fargo’s own rules

  • Building permitRequired

    New construction, additions, remodeling, structural alterations, and mechanical, electrical, and plumbing projects inside Fargo city limits.

    • The City states permits are not required for finish work such as new cabinets, painting, replacing or covering shingles, or flatwork on which nothing will be built.
    • A permit is required for projects involving Sheetrock, siding, stairs or steps, or a deck.
    “Permits are required for any new construction, addition, remodeling project or structural alteration as well as mechanical, electrical and plumbing projects. We do not require permits for finish work (such as new cabinets), painting or replacing/covering shingles, or for flat work (such as patios made of brick, paving stones or concrete slabs on which you will not be building anything).”
  • SetbacksDistrict specific (with conditions)

    Accessory structures in Fargo zoning districts; principal-structure setbacks require the applicable district schedule.

    • Except in the UMU district, the cited rule applies to accessory structures in a rear yard.
    • Fences and walls are excluded from the cited three-foot rule.
    • In UMU, the rear-setback requirements of Sec. 20-0501 apply.

    accessory-structure rear and interior-side setback: >= 3 feet (In zoning districts other than UMU; does not apply to fences or walls.)

    “In all zoning districts, except the UMU zoning district, accessory structures, when located within the rear yard area, are exempt from the rear and interior-side setback requirements of the underlying zoning district and shall be set back at least 3 feet from rear and interior-side lot lines.”
  • Building in a floodplainRequired

    Permanent or temporary development in areas designated as floodplain inside Fargo city limits.

    • The City page includes structures, levees, and earthen fill as examples of covered development.
    • The City directs applicants to use its floodplain-development-permit form.
    “The City of Fargo, State of North Dakota, and the federal government have specific rules and requirements regarding development in areas designated as floodplain. This includes, but is not limited to, permanent or temporary construction of structures, levees, and earthen fill. Please use the form below to apply for floodplain development permission.”
  • Permit processPublished (with conditions)

    Commercial project permit applications in Fargo city limits.

    • Applicants must submit complete project plan sets.
    • Plans are routed to various City departments for review.
    “This step consists of submitting the appropriate number of complete project plan sets to the City of Fargo Inspections Department. The plans will then be routed by the Inspections Department to the various City departments for an in-depth review.”

Still unanswered

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

  • Owner-builder exemption — Owner-built residential construction inside Fargo city limits.
  • Inspections — Building work inside Fargo city limits.
  • Certificate of occupancy — Occupancy of buildings inside Fargo city limits.
  • Minimum dwelling size — Single-family residential districts inside Fargo city limits.
  • Minimum lot size — Single-family residential districts inside Fargo city limits.
17 more unanswered
  • 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

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

Off-grid gear

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

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