Jefferson County, Wisconsin
Town of Palmyra is a town in Jefferson County, Wisconsin. Septic permits inside Town of Palmyra come from Jefferson County (Jefferson County Planning and Zoning Department - POWTS Program · 920-674-7130). 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 Jefferson County page.
Town of Palmyra does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Private onsite wastewater treatment systems (septic) on land inside Palmyra town, outside the Village of Palmyra. The county planning and zoning department administers the permit under Jefferson County POWTS Chapter 12. Recorded as county scope because the county schema does not allow a municipality-specific geography for county authority.
“County: Jefferson County or the Jefferson County Planning and Zoning Department. [...] The requirements of this ordinance shall apply to all geographic areas of the County.”
New or existing structures served by a private sewage system on land inside Palmyra town, outside the Village of Palmyra
“The POWTS for newly constructed structures or existing structures shall be installed, inspected and approved a by person licensed by the State as a master plumber or master plumber restricted service, and also inspected and approved by the Planning and Zoning Department before the structure may be occupied.”
Composting or incinerating toilets and vault privies on land inside Palmyra town, outside the Village of Palmyra
“Composting and/or incinerating toilets may be allowed on properties that are not connected to a water supply and are not connected to a plumbing system upon approval from the Planning and Zoning Committee.”
Sanitary permit process for private sewage systems on land inside Palmyra town, outside the Village of Palmyra
“Permits shall be approved within 30 days of receiving a completed sanitary permit application that has provided all required information as prescribed in this ordinance and SPS 383.”
We looked and could not find an official answer yet. Silence is not permission; ask Town of Palmyra or Jefferson County directly.
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 Palmyra publishes no rule on the point, not that none exists. Jefferson County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Town of Palmyra means bringing your own water and power. The kit we’d start with:
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.