Bolthole Index

St. Clair County, Illinois

Zoning, building permits and septic rules in Village of St. Libory, Illinois

Village of St. Libory is a village in St. Clair County, Illinois. Septic permits inside Village of St. Libory come from St. Clair County (St. Clair County Health Department – Water & Private Sewage · 618-233-7769). 9 rules below are quoted from official sources and independently re-checked, most recently on November 2, 2026. Rules for unincorporated land are on the St. Clair County page.

Answers from the rulebook for Village of St. Libory

Rules another office applies inside Village of St. Libory

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

  • Minimum lot sizeSpecified

    Residential lots inside St. Libory village that use a private sewage system (county health code, not zoning; no village zoning lot size located)

    • A greater area may be required where drainage, soil or other health factors warrant.
    • A variance may be granted if an approved system can be installed and no health hazard will exist; a second system area must remain available.
    • Lots platted before the code's effective date receive special consideration.
    • Excludes lakes, ponds and easements from usable area.

    minimum usable lot area for septic-served residential structure: 1 acre (usable space excluding lakes, ponds and easements; greater area may be required)

    “minimum lot size for a residential structure requiring a private sewage disposal system shall be one (1) acre usable space in size excluding lakes, ponds and easements”
  • Who permits septicCounty (with conditions)

    Individual domestic sewage (septic) systems inside St. Libory village; the St. Clair County private sewage code is countywide and its text does not exclude incorporated areas

    • Applications are made to the St. Clair County Health Department, which issues the permit.
    • The county code is the rule-maker here, not a village ordinance.
    “all applications for permits granted under the provisions of this code shall be made to the health department.”
  • Septic permitRequired

    Construction, alteration or extension of an individual domestic sewage system inside St. Libory village (countywide county code; village limits not excluded in the text)

    • A permit is issued only to a homeowner and/or a St. Clair County licensed private sewage disposal system installation contractor.
    • The health department must act on an application within fifteen days of receipt.
    • A construction permit is valid for one year from issuance and is void if construction is not completed in that period.
    • Persons who construct, install, repair or modify a system must notify the health department at least 48 hours before the work starts.
    • Where a sanitary sewer is available, the health department must refuse a septic permit (see utility_connection claim).

    initial construction permit fee: 300 USD (charged for the initial construction permit, alteration or extension of an individual sewage system as approved by the health department)

    “it shall be unlawful for any person to construct, alter or extend individual domestic sewage disposal systems within st. clair county unless he/she holds a valid permit issued by the health department”
  • Septic inspectionLimited

    Existing private sewage systems inside St. Libory village, when inspection is requested

    • Health department inspection is discretionary ('may be conducted'); a sale or refinancing triggers an application for inspection.
    • An inspection fee applies.
    • Owner or occupant must give the health department free access at reasonable times to inspect the system.

    operational inspection fee: 300 USD (charged for an operational inspection, collected at application)

    “an operational inspection may be conducted on any private sewage disposal system which is part of a sale of property.”
  • Off-grid sanitationLimited

    Non-sewer domestic sanitation (septic or other individual system) inside St. Libory village

    • Allowed only with a valid health department construction permit, and only where no sanitary sewer is available.
    “it shall be unlawful for any person to construct, alter or extend individual domestic sewage disposal systems within st. clair county unless he/she holds a valid permit issued by the health department”
  • Mandatory utility hookupConditional

    New single-family home inside St. Libory village, where a sanitary sewer is available (St. Clair County code; no village sewer-connection ordinance located)

    • Sewer is deemed available if a sanitary sewer line is in place in an adjoining street, alley, right-of-way or easement, or within a reasonable distance to which connection is practical and permitted by the sewer controlling authority.
    • Reasonable distance is treated as not greater than 300 feet for a single-family residence; 1,000 feet for commercial, subdivision or multi-family.
    • Where sewer is available the health department must refuse a septic permit, so a mandatory connection rule effectively applies; the village's own sewer-connection rule is unverified.

    reasonable distance to sanitary sewer, single-family residence: <= 300 feet (measured to a sewer to which connection is practical and permitted by the controlling authority)

    “a reasonable distance for the purpose of this provision shall be deemed to be not greater than three hundred (300) feet for a single-family residence”
  • Subdividing landLimited

    Subdividing property inside St. Libory village for septic use (county health code only; village subdivision ordinance not located)

    • Subdividers must furnish soil absorption information on health department forms.
    • A review fee applies, scaled by lot count; the fee table in the OCR text is garbled, so verify the amounts before relying on them.
    • Subdivision regulation by the village itself is unknown.
    “the health department shall require persons who subdivide property to furnish information on forms provided by the health department concerning soil absorption capacities”
  • Permit feesPublished (with conditions)

    Septic permit and inspection fees inside St. Libory village (county health code). Village building-permit fees are not published in any source located.

    • Fee is collected when the application is submitted.
    • Inspection fee applies to operational inspections.

    septic initial construction permit fee: 300 USD (initial construction, alteration or extension)

    “there shall be a three hundred dollar ($300.00) fee charged for the initial construction permit, alteration or extension of an individual sewage system as approved by the health department.”
  • Permit processPartial

    Septic permit process inside St. Libory village (county health code). The village's own building-permit process was not located.

    • Applications go to the St. Clair County Health Department.
    • The health department acts on applications within 15 days of receipt.
    • A permit is valid for one year.
    “the health department shall act upon all applications within fifteen (15) days of receipt thereof”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Village of St. Libory or St. Clair County directly.

  • Building permit — New construction inside St. Libory village limits
  • Owner-builder exemption — Owner-builder construction inside St. Libory village limits
  • Building code adopted — Building code adopted by St. Libory village
  • Inspections — Building inspections inside St. Libory village limits
  • Certificate of occupancy — Certificate of occupancy inside St. Libory village limits
16 more unanswered
  • Local zoning
  • Zoning districts
  • Minimum dwelling size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Well permit
  • 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 Village of St. Libory publishes no rule on the point, not that none exists. St. Clair County’s page lists the county offices to call.

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