Bolthole Index

Decatur County, Indiana

Zoning, building permits and septic rules in Washington Township, Indiana

Washington Township is a township in Decatur County, Indiana. Septic permits inside Washington Township come from Decatur County (Decatur County Health Department, Environmental Health · (812) 663-8301). 7 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.

Answers from the rulebook for Washington Township

Rules another office applies inside Washington Township

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.

  • Building permitRequired

    New construction on unincorporated land inside Washington township, Decatur County, Indiana, outside the City of Greensburg, handled by the county Area Plan Office.

    • Permit requirement is stated for the Area Plan Office's jurisdiction, which excludes the City of Greensburg.
    • The Area Plan home page links 'what you need to get a building permit' and an online permit application; the linked requirements were not opened.
    “the office is responsible for the following: zoning of property variances special exceptions pond permits new addresses address changes survey approvals building permits electrical permits sign permits building inspections”
  • InspectionsRequired

    Construction inside unincorporated Washington township, Decatur County, Indiana, outside the City of Greensburg.

    • Listed as an Area Plan Office responsibility; the 'building inspection requirement' page linked from the Area Plan home page was not opened, so inspection stages are unknown.
    “the office is responsible for the following: zoning of property variances special exceptions pond permits new addresses address changes survey approvals building permits electrical permits sign permits building inspections”
  • Local zoningPresent (with conditions)

    Unincorporated land inside Washington township, Decatur County, Indiana, outside the City of Greensburg. Zoning is administered by the county Area Plan Office, not by the township.

    • The Area Plan Office covers all of Decatur County except the City of Greensburg, and lists zoning of property among its duties.
    • The source does not show the township itself adopting a zoning ordinance; this claim records county zoning, not a township ordinance.
    • Dimensional, occupancy and use rules are in the county zoning ordinance, which was not opened for this record.
    “the area plan office covers all of decatur county (except the city of greensburg). the office is responsible for the following: zoning of property”
  • Who permits septicCounty (with conditions)

    Residential on-site sewage systems on land in Washington township, Decatur County, Indiana, administered by the Decatur County Health Department (county-wide service).

    • Commercial on-site systems also need an approval letter from the Indiana Department of Health.
    • The health department's service area is stated as 'in the county'; no township-specific boundary text was found.
    “environmental health includes permitting and inspecting on-site sewage systems (oss) and food facilities”
  • Septic permitRequired

    New residential on-site sewage systems on land in Washington township, Decatur County, Indiana.

    • Fees are subject to modification by appropriate action of the Decatur County Department of Health.
    • Commercial on-site systems need an approval letter from the Indiana Department of Health instead of this residential permit path.

    septic permit fee: 600 USD · septic repair, replacement, or expansion fee: 300 USD

    “septic permits: $600.00 septic repair, replacement, or expansion: $300.00”
  • Septic inspectionRequired

    Residential on-site sewage systems in Washington township, Decatur County, Indiana, before construction and during installation.

    • Inspection is by the county environmentalists 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.”
  • Permit feesPublished (with conditions)

    Septic permit and septic repair fees for on-site sewage systems in Washington township. Building permit fees were not located.

    • Fees are subject to modification by appropriate action of the Decatur County Department of Health.

    septic permit fee: 600 USD

    “septic permits: $600.00 septic repair, replacement, or expansion: $300.00”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Washington Township or Decatur County directly.

  • Owner-builder exemption — Owner-builder permit exemption in unincorporated Washington township.
  • Building code adopted — Residential building code for unincorporated Washington township, Decatur County, Indiana.
  • Certificate of occupancy — Certificate of occupancy for new homes in unincorporated Washington township.
  • Minimum dwelling size — Minimum dwelling size in unincorporated Washington township, A-1/A-2/R-1 districts.
  • Minimum lot size — Minimum lot size in the main residential district for unincorporated Washington township.
15 more unanswered
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Driveway access
  • Building in a floodplain
  • Short-term rentals

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. Decatur County’s page lists the county offices to call.

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