Montgomery County, Indiana
Madison Township is a township in Montgomery County, Indiana. Septic permits inside Madison Township come from Montgomery County (Montgomery County Health Department · (765) 364-6440). 5 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the Montgomery County page.
Madison Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Onsite sewage (septic) systems for dwellings inside Madison township, Montgomery County, Indiana, administered by the Montgomery County Health Department
“the installer or owner must submit their proposal to the montgomery county health department for approval.”
New dwelling in Madison township, Montgomery County, Indiana that is not connected to a public or municipal sanitary sewer
“an onsite sewage system permit is required before a building permit will be issued.”
Land divisions in unincorporated Montgomery County, Indiana, which includes land inside Madison township outside any incorporated town
“we handle land use information; building, subdivision, flood control and sugar creek ordinances.”
Septic system permit fee for a dwelling inside Madison township, Montgomery County, Indiana (building permit fees not confirmed)
septic permit fee, new system or repair: 200 USD (commercial permits for construction or repair are $300.00)
“the permit fee for the construction of a new system or the repair of an existing system is $200.00.”
Septic permit process for a dwelling inside Madison township; building permit process not confirmed
“the first step in acquiring a permit for new construction is to obtain an application at the health department.”
We looked and could not find an official answer yet. Silence is not permission; ask Madison Township or Montgomery 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 Madison Township publishes no rule on the point, not that none exists. Montgomery County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Madison Township means bringing your own water and power. The kit we’d start with:
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