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

Town of Day’s own rules

• InspectionsLimited

  Buildings, structures, and land uses regulated by the Day zoning code.

  • This is a zoning-compliance inspection duty; the opened materials do not establish a full building-code inspection sequence for every construction project.

  “Conduct inspection of buildings, structures, and use of land to determine compliance with the terms of this Code;”

• Local zoningPresent (with conditions)

  Structures, land, air space, and surface and subsurface waters inside the Town of Day, Marathon County, Wisconsin.

  • Lands within 1,000 feet of a lake, within 300 feet of a stream, or to the landward side of a floodplain are also regulated by Marathon County shoreland and flood-land rules; the more restrictive regulation applies where both apply.

  “TOWN OF DAY ZONING CODE ORDINANCE NO. 2026-02 ADOPTED MARCH 18, 2026 EFFECTIVE DATE: APRIL 1ST, 2026”

• Zoning districtsPublished (with conditions)

  Zoning districts inside Day town.

  • District boundaries are established on the official zoning district map; parcel-specific zoning must be determined from that map and the boundary rules.

  district classifications: R-1, R-2, A, C, I

  “There are hereby established five (5) district classifications: Single-Family residential, Multiple-Family residential, Agricultural, Commercial and Industrial.”

• Building heightSpecified

  Agricultural buildings in the General Agricultural (A) District inside Day town.

  • This no-maximum rule is limited to agricultural buildings. Residential, commercial, and industrial building heights use cross-referenced district standards.

  maximum building height: No Maximum (Agricultural buildings in A District only.)

  “Maximum Building Height. i Agricultural Buildings. No Maximum.”

• Manufactured homesAllowed (with conditions)

  Manufactured homes inside Day town when installed and treated under the code as single- or two-family residences.

  • The home must be certified and labeled under 42 USC 5401 to 5425, on a qualifying foundation or one approved by the zoning administrator or building inspector, installed to manufacturer instructions, and properly connected to utilities.

  “For purposes of this Code, a "manufactured home" shall be treated the same as a "single-family residence" and, where appropriate, a "two-family residence".”

• Septic inspectionRequired

  Septic tank systems and holding tanks inside Day town.

  • Holding tanks must be pumped when full. Septic systems must be maintained at least once every three years by a licensed professional visual inspection; reports are due to County CPZ within 30 days of service.

  septic system visual-inspection interval: per 3 years (Holding tanks are pumped when full.)

  “This expanded program requires property owners to have their holding tanks pumped when full or their septic tank systems maintained at least once every 3 years by having a plumber, pumper, or other licensed professional visually inspect the system to determine the condition of the septic tank and if pumping is needed.”

• Permit processPublished (with conditions)

  Town zoning-permit applications inside Day town.

  • A zoning administrator must examine the application and certify code compliance before a town officer, department, or employee issues a land-use or building permit. Zoning-permit applications require a plat in duplicate as described by the code.

  “No permit pertaining to the use of land or buildings shall be issued by any officer, department, or employee of the Town unless the application for such permit has been examined by the Zoning Administrator and has affixed to it a certificate of the Zoning Administrator, indicating that the proposed building or structure complies with all the provisions of this Code.”

Still unanswered

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

• Owner-builder exemption — Owner-built residential construction inside Day town.
• Certificate of occupancy — Occupancy of buildings inside Day town.
• Minimum dwelling size — Single-family dwellings inside Day town.
• Lot coverage — Lots inside Day town.
• Living in an RV — RV occupancy on private land inside Day 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.