Decatur County, Indiana
Clay Township is a township in Decatur County, Indiana. Septic permits inside Clay Township come from Decatur County (Decatur County Health Department, Environmental Health · (812) 663-8301). 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 Decatur County page.
Clay Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Zoning of property inside Clay township (unincorporated Decatur County, outside the City of Greensburg). This is county-administered zoning by the Decatur County Area Plan Office, not a Clay township ordinance.
“the area plan office covers all of decatur county (except the city of greensburg). the office is responsible for the following: zoning of property”
On-site sewage systems for residential construction inside Clay township, Decatur County, Indiana, administered by the Decatur County Health Department (environmental health)
“environmental health includes permitting and inspecting on-site sewage systems (oss) and food facilities, whether old or new, temporary or permanent.”
Residential on-site sewage system (septic) permit for construction inside Clay township, Decatur County, Indiana
septic permit fee: 600 USD (subject to modification by appropriate action of the Decatur County Department of Health) · septic repair, replacement, or expansion fee: 300 USD (subject to modification by appropriate action of the Decatur County Department of Health)
“septic permits: $600.00 septic repair, replacement, or expansion: $300.00 make a payment online.”
Residential on-site sewage systems inside Clay township, Decatur County, Indiana, inspected before construction and during installation
“the decatur county environmentalists inspect all residential on-site sewage systems (oss) sites in the county before construction and during installation.”
Septic (on-site sewage system) permit fees for construction inside Clay township. Building permit fees from the Area Plan Office were not found.
septic permit fee: 600 USD (subject to modification by the Decatur County Department of Health)
“septic permits: $600.00 septic repair, replacement, or expansion: $300.00 make a payment online.”
We looked and could not find an official answer yet. Silence is not permission; ask Clay Township or Decatur 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 Clay Township publishes no rule on the point, not that none exists. Decatur County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Clay Township means bringing your own water and power. The kit we’d start with:
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