Bolthole Index

De Witt County, Illinois

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

Barnett Township is a township in De Witt County, Illinois. Septic permits inside Barnett Township come from Barnett Township. 4 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the De Witt County page.

Answers from the rulebook for Barnett Township

Rules another office applies inside Barnett Township

Barnett 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 septicLocal (with conditions)

    Individual sewage disposal systems inside Barnett township, as part of DeWitt County.

    • The county code requires a permit issued by the Health Department before construction, alteration, or extension.
    “it shall be unlawful for any person to construct, alter, or extend individual sewage disposal systems within dewitt county unless he or she holds a valid permit issued by the health department stating the name of such person for whom the specific construction, alteration or extension is proposed.”
  • Septic permitRequired

    Construction, alteration, or extension of an individual sewage disposal system inside Barnett township, as part of DeWitt County.

    • A valid Health Department permit must state the name of the person for whom the construction, alteration, or extension is proposed.
    “it shall be unlawful for any person to construct, alter, or extend individual sewage disposal systems within dewitt county unless he or she holds a valid permit issued by the health department stating the name of such person for whom the specific construction, alteration or extension is proposed.”
  • Well permitRequired

    Construction or deepening of a water well inside Barnett township, as part of DeWitt County.

    • The permit must be obtained from the Health Authority before work proceeds.
    • A non-community public water supply requires a State Department of Public Health permit.
    “no water well shall be constructed or deepened, except in accordance with this chapter, and it shall be unlawful to proceed with the work unless a permit has first been obtained from the health authority. a non-community public water supply shall not be operated without first obtaining a permit from the state department of public health.”
  • Mandatory utility hookupWater (with conditions)

    Drinking and culinary water supply at properties inside Barnett township, as part of DeWitt County.

    • A public supply is reasonably available when the property is within 200 feet of it, connection is practical, and connection is permitted by the controlling authority.

    public-water availability distance: <= 200 feet (Connection must be practical and permitted by the controlling authority for the water supply.)

    “in those locations where a public water supply is reasonably available, that supply shall be the sole source of water for drinking and culinary purposes. a public water supply shall be deemed reasonably available when the subject property is located within 200 feet of the public water supply to which connection is practical and is permitted by the controlling authority for the water supply.”

Still unanswered

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

  • Building permit — New residential construction inside Barnett township.
  • Owner-builder exemption — Owner-built residences inside Barnett township.
  • Building code adopted — Residential construction inside Barnett township.
  • Inspections — Residential building inspections inside Barnett township.
  • Certificate of occupancy — Residential occupancy inside Barnett township.
18 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
  • Agricultural exemption
  • Subdividing land
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees

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 Barnett Township publishes no rule on the point, not that none exists. De Witt County’s page lists the county offices to call.

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