Bolthole Index

Livingston County, Illinois

Building permits, zoning and septic in Chatsworth Township, Illinois

We could not confirm whether Chatsworth Township, Illinois requires a building permit or which office administers township zoning. Ask the township clerk to identify the authority for your parcel before planning construction. In Livingston County, homes in Chatsworth Township without public sewer need county health department approval for private sewage disposal, and well work also requires approval.12

At a glance

Building permits
Local requirement unconfirmed; Illinois does not issue building permits for privately funded construction.3
Zoning
Township authority and district rules unconfirmed; ask the township clerk. State building-code baseline requirements still apply.4
Septic permits
Livingston County Health Department approves system plans and issues septic permits.1
Well permits
County health department applications cover well construction, modification and abandonment.2
Owner installation
A homeowner may install a septic system for the homeowner’s personal residence, with approval and inspection.15

Who to call

Septic permits

Livingston County Health Department

Private sewage disposal plan approval, septic permits and inspections for Chatsworth Township homes without public sewer.

815/844-7174

310 E. Torrance Ave.

Well permits

Livingston County Health Department water-well program

Applications for water-well construction, modification and abandonment.

Contact details are copied from each office’s official page and were checked against it on October 12, 2026.

Off-grid gear

Going off-grid in Chatsworth Township means bringing your own water and power. The kit we’d start with:

These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.

Do you need a building permit in Chatsworth Township, IL?

We could not confirm Chatsworth Township’s building-permit requirement, inspection procedure or occupancy-certificate requirement. Ask the township clerk to identify the local authority for the parcel and proposed work before commissioning house plans. Illinois does not issue building permits for privately funded construction; any required building permit is administered locally.3 Illinois’s statewide building-code baseline took effect in 2025, including requirements for jurisdictions without locally adopted codes.4 An unanswered local building-permit question therefore does not establish that construction is exempt from code requirements.4

Does Chatsworth Township have zoning for RVs or tiny homes?

We could not confirm Chatsworth Township’s zoning districts, setbacks, minimum lot size or minimum dwelling size. We also could not confirm permission to live in an RV, tiny home or manufactured home on a township parcel. Ask the township clerk to identify the zoning authority, then request an address-specific answer covering the intended dwelling and any temporary occupancy while building. For a home without public sewer, the Livingston County Health Department regulates sewage disposal regardless of the proposed off-grid arrangement.6 Illinois allows specified human-waste disposal alternatives under conditions, but other domestic wastewater still needs compliant disposal.7

How do septic permits work in Chatsworth Township?

For Chatsworth Township homes without public sewer, the Livingston County Health Department administers private sewage disposal.8 A subsurface seepage-field application requires a soil investigation by an Illinois-licensed soil classifier or registered engineer, followed by approval of the system plan and a septic permit.1 The current county application lists a $300 septic permit fee; ask the health department how the fee applies to repairs.9 A homeowner may install a system serving the homeowner’s personal residence, but approval and inspection still apply.1 The system must be inspected before backfilling.9 Livingston County’s soil estimate shows 0% rated not limited for conventional drain fields; that county-level rating supports obtaining a site evaluation, not assuming septic is impossible on a particular lot.10

Building a home in Chatsworth Township: what comes first?

  1. Ask the township clerk to identify the building and zoning authority for the parcel; request written answers about dwelling use, building permits, inspections and occupancy before finalizing plans.
  2. For a home without public sewer, arrange the soil investigation and submit the septic system plan to the Livingston County Health Department for approval before installation.1
  3. If a private well is planned, apply through the county health department before well work begins.211
  4. Arrange septic inspection before covering the system; a homeowner installer must give the health department advance notice before excavation and before covering.5

What should you check before buying in Chatsworth Township?

Ask the Livingston County Health Department to review the proposed well location alongside the septic layout: Illinois’s well application requires a plan showing distances to sewage components and other contamination sources.11 The county’s current well form lists a $100 permit fee plus a $50 water-sample fee, totaling $150.12 For access work in a state-maintained highway right-of-way, obtain an IDOT highway permit before work begins.13 We could not confirm township-road driveway requirements; identify the road authority before designing the entrance. For the county’s separate answers about unincorporated land, see Livingston County; the county administers a zoning ordinance.14

Watch-outs

  • We could not confirm RV or tiny-home occupancy permission in Chatsworth Township; ask the township clerk to identify the land-use authority, and discuss sewage disposal with the Livingston County Health Department.6
  • Owner installation of a septic system is limited to the owner’s personal residence and still requires approval and inspection.15

Sources

  1. Private Sewage Disposal Permit Application (Chatsworth Township), quoted and re-checked
  2. Water & Geothermal | Livingston County Health Department, IL (Chatsworth Township), quoted and re-checked
  3. Illinois Codes FAQ (Illinois statewide rule), quoted and re-checked
  4. Illinois Codes (Illinois statewide rule), quoted and re-checked
  5. Private Sewage Disposal Permit Application (Chatsworth Township), quoted and re-checked
  6. Septic Systems | Livingston County Health Department, IL (Chatsworth Township), quoted and re-checked
  7. 77 Ill. Adm. Code 905.130 Human Waste Disposal (Illinois statewide rule), quoted and re-checked
  8. Septic Systems | Livingston County Health Department, IL (Chatsworth Township), quoted and re-checked
  9. Livingston County Health Department (lchd.us)
  10. Share of soils USDA rates "not limited" for a conventional septic drain field (SSURGO). A strict rating: the median county is about 6% and a tenth of counties are 0%, so a low figure means most lots need a site evaluation or an engineered system, not that septic is impossible. Cite it only with that caveat: Bolthole Index county data
  11. 77 Ill. Admin. Code 920.130, Water Well Permit Requirements (Illinois statewide rule), quoted and re-checked
  12. Livingston County Health Department water-well program (lchd.us)
  13. Highway Permits (Illinois statewide rule), quoted and re-checked
  14. Regional Planning & Zoning (2026 county census)

Written October 12, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

Answers from the rulebook for Chatsworth Township

Rules another office applies inside Chatsworth Township

Chatsworth 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 septicCounty

    Private sewage disposal for homes inside Chatsworth township that are not served by public sewer; administered by the Livingston County Health Department

    • The source describes the program as applying to facilities and homes not served by public sewer, including some rural areas.
    “Private Sewage Disposal Program Activities [...] Approving plans for new sewage disposal installations [...] Inspecting private sewage disposal systems [...] Issuing private sewage disposal permits”
  • Septic permitRequired

    Construction or alteration of private sewage disposal systems inside Chatsworth township

    • The Livingston County Public Health Department issues the permit after system-plan approval.
    • A soil investigation by an Illinois-licensed soil classifier or registered engineer is required for a subsurface seepage field.
    • The application identifies a $150 permit fee.
    • If the installer is the homeowner, the system must be for the owner’s personal residence; otherwise a State Licensed Contractor may be used.

    permit fee: 150 USD (The application states repairs may be marked not applicable for the permit fee.)

    “Upon approval of your system plan, the Livingston County Public Health Department will issue a Permit to Construct or Alter a Sewage Disposal System.”
  • Septic inspectionRequired

    Private sewage disposal construction inside Chatsworth township

    • For homeowner installation, notice is required at least 48 hours before excavation and before covering the system for final inspection and approval.
    • For a second-party installer, the contractor must notify the department 48 hours before covering the system for final inspection and approval.
    “If you install the system yourself, you must notify the Livingston County Public Health Department at least 48 hours in advance so arrangements can be made for Health Department personnel to be present on the site before you begin excavating and again before covering the system for final inspection and approval.”
  • Off-grid sanitationLimited

    Private sewage disposal for homes inside Chatsworth township that are not served by public sewer

    • The Livingston County Health Department regulates the disposal method and requires plan approval, inspection, and permitting through its private sewage disposal program.
    “The Private Sewage Disposal Program regulates methods of disposing of sewage from facilities and homes that are not served by public sewer systems, such as homes located in some rural areas.”
  • Well permitRequired

    Water-well construction, modification, or abandonment inside Chatsworth township

    • Applications must be completed in full, printed, mailed to the Livingston County Health Department, and submitted with the corresponding fee.
    • The page states that well-sealing applications have no fee; it lists $100 for water-well permits and $100 for water modification.

    water well permit fee: 100 USD · water modification fee: 100 USD · well sealing fee: 0 USD

    “APPLICATION FOR PERMIT TO CONSTRUCT, MODIFY OR ABANDON A WATER WELL”

Still unanswered

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

  • Building permit — New construction and other building work inside Chatsworth township
  • Owner-builder exemption — Owner-builders constructing inside Chatsworth township
  • Building code adopted — Building-code adoption inside Chatsworth township
  • Inspections — Building inspections inside Chatsworth township
  • Certificate of occupancy — New or altered buildings inside Chatsworth township
20 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
  • 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 Chatsworth Township publishes no rule on the point, not that none exists. Livingston County’s page lists the county offices to call.

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