Wayne County, Indiana
Washington Township is a township in Wayne County, Indiana. Septic permits inside Washington Township come from Wayne County (Wayne County Health Department (Indiana) · (765) 973-9245). 9 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the Wayne County page.
Washington Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Construction on land inside Washington township (Wayne County, IN) that is unincorporated Wayne County territory, not inside an incorporated town or city
alteration, addition or repair cost threshold: > 1000 USD (stated as exceed $1,000.00 in cost)
“the building code requires those in the unincorporated areas of wayne county to obtain a building permit prior to the construction of all new detached structures; any alteration, addition or repair to a structure that exceed $1,000.00 in cost; the moving of any building or structure; the construction of a swimming pool and the installation of a modular, manufactured or mobile home.”
Homeowner-built private homes and residential accessory structures in unincorporated Wayne County land inside Washington township
“any private home, residential room addition or accessory structure that is built or altered by the homeowner for their own occupancy or use, in which case other permits may be required and a notice of intent to build must be approved prior to construction.”
Building construction in unincorporated Wayne County land inside Washington township
“the current one in use, chapter 58: wayne county building code was adopted april 1, 1998.”
Building projects in unincorporated Wayne County land inside Washington township (not incorporated towns or cities)
“specific inspections are required for most building projects. they must be performed in the order listed and the work must be approved before commencing to the next inspection”
On-site sewage (septic) systems on land inside Washington township (Wayne County, IN); the Wayne County Health Department reviews, approves and permits them
“if at any time there are to be changes to the design of the approved system, an approval in writing must be issued by the health department.”
New, replacement and repair on-site sewage systems on land inside Washington township (Wayne County, IN)
new construction septic permit fee: 400 USD (per source fee list) · replacement septic permit fee: 300 USD (per source fee list) · repair septic permit fee: 100 USD (per source fee list)
“cost: new construction permit- $400 replacement permit- $300 repair permit- $100”
Permitted on-site sewage systems on land inside Washington township (Wayne County, IN)
“prior inspection- before work is to be performed on the permitted system, an onsite meeting must be scheduled with the health department.”
Agriculture use structures in unincorporated Wayne County land inside Washington township, only in A-1 or A-2 districts
minimum parcel size for agricultural structure exception: >= 5 acres (A-1 or A-2 district only)
“the exceptions would be any agriculture use structure on five acres or more in the a-1 agricultural district or the a-2 agricultural big-lot district;”
Building permit process in unincorporated Wayne County land inside Washington township
“all permits are valid for one year from issue date with an opportunity to extend, renew or replace the permit at a reduced cost.”
We looked and could not find an official answer yet. Silence is not permission; ask Washington Township or Wayne 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 Washington Township publishes no rule on the point, not that none exists. Wayne County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Washington Township means bringing your own water and power. The kit we’d start with:
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