Bolthole Index

Dane County, Wisconsin

Zoning, building permits and septic rules in Town of Cross Plains, Wisconsin

Town of Cross Plains is a town in Dane County, Wisconsin. Septic permits inside Town of Cross Plains come from Dane County (Public Health Madison & Dane County - Environmental Health (Well & Septic Program) · 608-242-6515). 4 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Dane County page.

Answers from the rulebook for Town of Cross Plains

Town of Cross Plains’s own rules

  • Building code adoptedAdopted

    All buildings within the scope of the Cross Plains town building information permit ordinance

    • Adopts the Wisconsin Uniform Dwelling Code and Wisconsin commercial building code by reference, including amendments and appendices.
    • Ordinance adopted by the town board August 13, 2020; published August 28, 2020.
    “WISCONSIN UNIFORM DWELLING CODE AND COMMERCIAL BUILDING CODE ADOPTED”

Rules another office applies inside Town of Cross Plains

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

  • Zoning districtsPublished (with conditions)

    Land inside Cross Plains town, which has adopted Dane County Zoning Chapter 10 under s. 59.69(5), Wis. Stats.; the county administers this zoning

    • Chapter 10 applies to the territory in the town because the town board adopted it effective May 17, 2019.
    • Chapter 10 does not apply to areas under city or village extraterritorial zoning under s. 62.23(7a), Wis. Stats.
    • The district-by-district dimensional and use standards were not retrieved; see the unknown dimensional and occupancy claims.
    • Geography recorded as unincorporated-only because the schema does not allow municipality-specific geography for a county authority; the applies_to field names Cross Plains town.

    town adoption effective date: 2019-05-17 date

    “(a) unincorporated areas. this chapter is applicable to all territory, except for areas under city or village extraterritorial zoning under s. 62.23(7a), wis. stats., located within those portions of the unincorporated areas of dane county in which the associated town board has adopted this chapter pursuant to s. 59.69(5), wis. stats.”
  • Who permits septicCounty (with conditions)

    Private on-site sewage systems for homes inside Cross Plains town

    • Town ordinance section IX requires county sanitary permits in addition to the town permit.
    • Dane County Chapter 46 (Private Sewage System Ordinance) is referenced in county zoning forms but its text was not retrieved in this research run.
    “A county sanitary permit shall be required”
  • Septic permitRequired

    Installation of on-site sewage disposal systems for homes inside Cross Plains town

    • Required as a county sanitary permit alongside the town building permit (town ordinance section IX.a.1).
    • Permit details, fees, and application process are under the county Chapter 46 ordinance and were not retrieved.
    “No person shall install [...] a private sewage system [...] unless [...] the property [...] holds a valid sanitary permit.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Cross Plains or Dane County directly.

  • Owner-builder exemption — Owner-builder permit exemption inside Cross Plains town
  • Certificate of occupancy — Certificate of occupancy for new homes inside Cross Plains town
  • Local zoning — Whether Cross Plains town administers its own zoning ordinance for land inside the town
  • Minimum dwelling size — Minimum dwelling size in the main single-family residential district and the agricultural district inside Cross Plains town under Dane County Chapter 10
  • Minimum lot size — Minimum lot size in the main single-family residential district (RH-1 family) and agricultural district (A-1 family) inside Cross Plains town under Dane County Chapter 10
18 more unanswered
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • 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 Town of Cross Plains publishes no rule on the point, not that none exists. Dane County’s page lists the county offices to call.

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