Zoning, building permits and septic rules in Town of Vienna, Wisconsin

Town of Vienna’s own rules

• Building code adoptedAdopted (with conditions)

  Construction inside Vienna town's limits

  • The town's ordinance index lists a 'building code' ordinance and an 'additional residential & commercial building codes' ordinance; the ordinance text was not opened, so the adopted code edition and scope are unverified.
  • The ordinance title shows the town appoints a building inspector; the code text was not read.

  “building code building construction & appointment of a building inspector cellular towers”

• Subdividing landRegulated (with conditions)

  Land divisions inside Vienna town

  • The town's ordinance index lists 'land division & subdivision regulations'; the text was not opened, so the review steps and thresholds are unverified.
  • Dane County land division rules may also apply; not opened.

  “land division & subdivision regulations livestock facilities mailbox”

• Permit feesPublished

  Town of Vienna fee schedule for permits and services

  • The ordinance index lists a town fee schedule adopted 5/5/2026; the schedule itself was not opened, so individual permit fee amounts are unverified.

  “false alarm charge - waunakee fire sections fee schedule (adopted 5/5/2026)”

Still unanswered

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

• Building permit — Whether a building permit is required for new construction inside Vienna town
• Owner-builder exemption — Whether an owner-builder may build a home inside Vienna town without a licensed contractor
• Certificate of occupancy — Certificate of occupancy for new homes inside Vienna town
• Minimum dwelling size — Minimum dwelling size for land inside Vienna town
• Minimum lot size — Minimum lot size for the main single-family residential district and any agricultural or rural-residential district inside Vienna town

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.