Tazewell County, Illinois
Cincinnati Township is a township in Tazewell County, Illinois. Septic permits inside Cincinnati Township come from Tazewell County (Tazewell County Health Department · 309-925-5511). 11 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the Tazewell County page.
Cincinnati Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Construction of structures other than commercial and industrial in unincorporated Tazewell County, including Cincinnati township land outside incorporated villages
late permit penalty: doubling of the fee required (applies when no permit is obtained)
“failure to obtain a permit will result in doubling of the fee required.”
New construction in unincorporated Tazewell County, including Cincinnati township land outside incorporated villages
“plans are reviewed for compliance where applicable with the tazewell county code, state of illinois plumbing code, 2018 international residential code, 2017 national electric code and illinois energy conservation code”
Tazewell County zoning districts applied to unincorporated land in Cincinnati township
“a-1, a-2 & cons. 50' 30' 25' 15' c-1 & c-2 20' 10' 5' 5' i-1 & i-2 20' 15' 10' 10'”
Principal and accessory structures in the Tazewell County A-1 and A-2 agricultural zoning districts (and the conservation district listed with them), unincorporated land in Cincinnati township
principal structure rear yard setback: 50 ft · principal structure side yard setback: 30 ft · accessory structure rear yard setback: 25 ft · accessory structure side yard setback: 15 ft
“rear & side yard setbacks principal structure accessory structure rear side rear side r-1 & r-2 20' 10' 5' 5' r-r 30' 30' 15' 15' a-1, a-2 & cons. 50' 30' 25' 15'”
“rear & side yard setbacks principal structure accessory structure rear side rear side r-1 & r-2 20' 10' 5' 5'”
“rear & side yard setbacks principal structure accessory structure rear side rear side r-1 & r-2 20' 10' 5' 5' r-r 30' 30' 15' 15' a-1, a-2 & cons. 50' 30' 25' 15'”
Sewage disposal facilities for land in Cincinnati township, Tazewell County, IL, where the Tazewell County Health Department approves the sewage disposal facility
“copy of septic permit from the tazewell county health department approving sewage disposal facility, when applicable.”
New residential construction in Cincinnati township that uses an onsite sewage disposal facility, Tazewell County, IL
septic permit processing time: 2 working days (approximate, per brochure)
“note; takes approximately 2 working days - check with health department. (309) 477-2223”
New or utilized driveways serving residential construction in unincorporated Cincinnati township
“copy of access permit from township, state or county road official responsible for road jurisdiction. when installing a new driveway or utilizing an existing driveway.”
Tazewell County building permit fees for residential construction in unincorporated Cincinnati township
dwelling 1 and 2 family, 200 sq ft or less: 200 USD (new, additions, alteration and repairs) · dwelling 1 and 2 family, over 4,000 sq ft: per 50 USD (per 1,000 square feet or fraction thereof) · accessory structure, less than 200 sq ft: 100 USD (new, additions, alterations and repairs) · 911 addressing fee: 50 USD (per unit)
“in excess of 4,000 square feet $50.00 per 1,000 square feet or fraction thereof”
Residential building permit submittal in unincorporated Tazewell County, including Cincinnati township land outside incorporated villages
plan review turnaround: 48 hours (on most applications requiring plan review)
“upon submittal of an application, there will be a 48 hour turn around on most applications requiring a plan re”
We looked and could not find an official answer yet. Silence is not permission; ask Cincinnati Township or Tazewell County directly.
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 Cincinnati Township publishes no rule on the point, not that none exists. Tazewell County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Cincinnati Township means bringing your own water and power. The kit we’d start with:
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