Bolthole Index

Saline County, Illinois

Zoning, building permits and septic rules in Mountain Township, Illinois

Mountain Township is a township in Saline County, Illinois. Septic permits inside Mountain Township come from the county and state together. 3 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the Saline County page.

Answers from the rulebook for Mountain Township

Rules another office applies inside Mountain Township

Mountain Township 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 septicMixed (with conditions)

    Private sewage disposal systems on land inside Mountain township, Saline County, IL: state standards plus local health district permitting.

    • The state (IDPH) regulates installation of systems with no surface discharge; local health agencies review plans by local ordinance or as agent of IDPH.
    • The Egyptian program page says the sewage program is performed in accordance with each county's private sewage ordinance.
    “the illinois department of public health (idph) regulates the installation of all private sewage disposal systems that have no surface discharge (such as septic tanks and seepage fields)”
  • Septic permitRequired

    New or renovated private sewage (septic) systems on land inside Mountain township, Saline County, IL, under the Egyptian Health Department environmental health program (the program page lists Saline County among its counties).

    • The program page states the sewage program is performed in accordance with each county's private sewage ordinance; the county ordinance text was not located and may add requirements.
    • Construction may proceed only after the permit is issued; the permit requires an application and a construction plan from the contractor or homeowner.
    • The page does not separately name Mountain township; the township-level application rests on the health district's Saline County coverage and should be confirmed with the Harrisburg office.
    “any new or renovated system must be installed by a licensed contractor or the homeowner and permitted through ehd.”
  • Septic inspectionRequired

    New or renovated private sewage (septic) systems on land inside Mountain township, Saline County, IL, under the Egyptian Health Department environmental health program.

    • Inspection is tied to the permit: the page says a permit is issued and an inspection is conducted during and after construction.
    • Local ordinance inspection details were not located.
    “once reviewed and approved, a permit is issued and an inspection of the system is conducted during and after construction.”

Still unanswered

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

  • Building permit — Building permits for new construction inside Mountain township
  • Owner-builder exemption — Owner-builder exemption from licensing or permits inside Mountain township
  • Building code adopted — Building code adopted for new construction inside Mountain township
  • Inspections — Building inspections for new residential construction inside Mountain township
  • Certificate of occupancy — Certificate of occupancy for new dwellings inside Mountain township
22 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
  • Off-grid sanitation
  • 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 Mountain Township publishes no rule on the point, not that none exists. Saline County’s page lists the county offices to call.

← All of Saline County: county rules, score and offices