Bolthole Index

Tazewell County, Illinois

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

Washington Township is a township in Tazewell County, Illinois. Septic permits inside Washington Township come from Tazewell County (Tazewell County Health Department · 309-925-5511). 8 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.

Answers from the rulebook for Washington Township

Rules another office applies inside Washington Township

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

  • Building permitRequired

    New single- and two-family dwellings on land inside Washington township outside the City of Washington; the county issues the permit, not the township

    • Source says a building permit is issued by the county community development department for construction of structures other than commercial and industrial.
    • Construction may not begin until the permit is issued.
    • Failure to obtain a permit doubles the fee (see permit_fees claim).
    “prior to the issuance of a building permit by the tazewell county community development department for construction of all structures other than commercial and industrial”
  • Zoning districtsPartial

    Zoning districts that apply to land inside Washington township outside the City of Washington, under Tazewell County zoning

    • Districts named in the brochure setback table: R-1 and R-2, R-R, A-1 and A-2, CONS, C-1 and C-2, I-1 and I-2.
    • District definitions and use lists in Chapter 157 were not reached; this claim is partial.
    “c-1 & c-2 20' 10' 5' 5' i-1 & i-2 20' 15' 10' 10'”
  • SetbacksDistrict specific (with conditions)

    Agricultural districts A-1 and A-2 (and the source's CONS category) on land inside Washington township outside the City of Washington

    • Column order as read from the brochure heading: principal rear, principal side, accessory rear, accessory side.
    • Source states these are general setback figures for unincorporated Tazewell County; road right-of-way setbacks are separate.
    • The source writes 'cons.' without defining it; the CONS category is not identified beyond the table row.

    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

    “r-r 30' 30' 15' 15' a-1, a-2 & cons. 50' 30' 25' 15' c-1 & c-2 20' 10' 5' 5'”
    2 more reviewed findings on this topic
  • Who permits septicCounty (with conditions)

    Sewage disposal (septic) systems for new homes on land inside Washington township outside the City of Washington

    • Septic approval is issued by the Tazewell County Health Department, which the county building permit relies on.
    • Source states the septic permit copy is needed only when applicable.
    “copy of septic permit from the tazewell county health department approving sewage disposal facility, when applicable.”
  • Permit feesPublished (with conditions)

    Residential building permit fees for construction on land inside Washington township outside the City of Washington

    • Fees are county fees; the brochure lists dwelling, accessory, deck, electrical, plumbing, HVAC, pool, fence, demolition and related fees.
    • Failure to obtain a permit doubles the fee required.
    • Brochure undated; fee schedule date not stated in the source.

    1 and 2 family dwelling permit, 200 sq ft or less: 200 USD · 1 and 2 family dwelling permit, 1,001 to 2,000 sq ft: 450 USD · electrical permit per dwelling unit: 55 USD · plumbing permit up to 16 fixtures: 55 USD · 911 addressing fee per unit: 50 USD

    “failure to obtain a permit will result in doubling of the fee required. dwellings: 1 & 2 family - new, additions, alteration and repairs”
  • Permit processPartial

    Building permit submittal for construction on land inside Washington township outside the City of Washington

    • Brochure lists required submittal items: completed application, two sets of plans, site plan, septic permit copy when applicable, access permit copy, erosion-control permit, 911 mailing address.
    • Brochure states a 48-hour turnaround on most applications requiring plan review.
    • Brochure says it is a guide and other information may be required.
    “effective february 1, 2014 the following information will be required at the time of submittal of a building permit application.”

Still unanswered

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

  • Owner-builder exemption — Owner-builder permitting for a home inside Washington township outside the City of Washington
  • Inspections — Building inspections for new homes inside Washington township outside the City of Washington
  • Certificate of occupancy — Certificate of occupancy for new homes inside Washington township outside the City of Washington
  • Local zoning — Whether Washington township (Tazewell County, IL) adopts and administers its own zoning ordinance for land inside its limits outside the City of Washington
  • Minimum dwelling size — Minimum dwelling size inside Washington township outside the City of Washington
16 more unanswered
  • Minimum lot size
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic inspection
  • Off-grid sanitation
  • Well permit
  • Mandatory utility hookup
  • Agricultural exemption
  • Subdividing land
  • 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 Washington Township publishes no rule on the point, not that none exists. Tazewell County’s page lists the county offices to call.

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