Bolthole Index

Decatur County, Iowa

Zoning, building permits and septic rules in Le Roy, Iowa

Le Roy is a city in Decatur County, Iowa. Septic permits inside Le Roy come from Decatur County (Decatur County Environmental Health · 641-446-3665). 4 rules below are quoted from official sources and independently re-checked, most recently on November 2, 2026. Rules for unincorporated land are on the Decatur County page.

Answers from the rulebook for Le Roy

Rules another office applies inside Le Roy

Le Roy does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Who permits septicCounty (with conditions)

    New and replacement septic systems in Decatur County, Iowa, including land inside Le Roy city if county septic rules apply there. The packet does not name Le Roy city.

    • The packet names the Decatur County Environmental Health Office as the place to file the permit application.
    • The packet's procedures refer to state rules at IAC 567-69 (455B).
    • Confirm with the county office that these rules cover land inside Le Roy city.
    “the application for permit shall be filled out completely and turned into the decatur county environmental health office at 207 ne idaho st., leon iowa.”
  • Septic permitRequired

    New septic system installed on land inside Le Roy city, if the Decatur County septic rules apply there

    • A permit must be issued before a contractor starts work on a new septic system.
    • Replacing one stick (1 stick) of pipe or less does not require a permit; replacing a tank requires a permit and an upgrade of the entire system.
    • Rebuilding a home or moving a manufactured home onto a site with an existing system is treated as new construction.
    • The packet does not name Le Roy city, so the county's authority over city land is to be confirmed.
    • No effective date is stated in the packet text.
    “new construction requires an application be filled out and a permit issued prior to a contractor starting work on the septic system.”
  • Septic inspectionRequired

    Final inspection of a new septic system on land inside Le Roy city, if the Decatur County septic rules apply there

    • Notification for final inspection is needed 24 hours or more in advance.
    • The sanitarian is not always available, so special arrangements may be needed.
    • A time-of-sale inspection requires agreement from both parties.

    notice for final inspection: >= 24 hours

    “as the sanitarian is not always available, notification for final inspection is needed 24 hours or more in advance.”
  • Off-grid sanitationLimited

    Dwellings without indoor plumbing in Decatur County, including land inside Le Roy city if county septic rules apply there

    • A dwelling with no plumbing must be served by an impervious vault toilet meeting IAC 567-69.13(455B).
    • A dwelling with plumbing that drains out of the dwelling must be served by an on-site septic system with primary and secondary treatment under IAC 567-69.1(455B).
    • Dwellings without a toilet connected to plumbing must also have a vault toilet.
    “any dwelling where plumbing does not exist shall be served by an impervious vault toilet meeting the requirements of iac 567-69.13(455b).”

Still unanswered

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

  • Building permit — New buildings inside Le Roy city, Decatur County, Iowa
  • Owner-builder exemption — Owner-builder exemption for a home inside Le Roy city, Decatur County, Iowa
  • Building code adopted — New construction inside Le Roy city, Decatur County, Iowa
  • Inspections — Building inspections inside Le Roy city, Decatur County, Iowa
  • Certificate of occupancy — Certificates of occupancy inside Le Roy city, Decatur County, Iowa
21 more unanswered
  • Local zoning
  • Zoning districts
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees
  • Permit process

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 Le Roy publishes no rule on the point, not that none exists. Decatur County’s page lists the county offices to call.

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