Bolthole Index

Tazewell County, Illinois

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

Dillon Township is a township in Tazewell County, Illinois. Septic permits inside Dillon Township come from Tazewell County (Tazewell County Health Department · 309-925-5511). 13 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 Dillon Township

Rules another office applies inside Dillon Township

Dillon 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

    Construction of structures other than commercial and industrial buildings in unincorporated Dillon township

    • Permit issued by Tazewell County Community Development (11 S. Fourth Street, Pekin); not by Dillon township.
    • Brochure says not all structures require plan review; accessory structures and decks are handled as on-site compliance in the packet.
    • Work started before a permit is issued: brochure says the fee is doubled.
    • Brochure text carries the phrase 'effective february 1, 2014' beside the requirement list; no separate fee-schedule effective date is stated.
    • Incorporated municipalities inside the township are excluded.
    “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”
  • Owner-builder exemptionConditional

    Homeowner doing their own work on a dwelling in unincorporated Dillon township

    • Only plumbing is addressed: a homeowner doing their own plumbing work is not required to show a licensed plumber.
    • Other trades (electrical, HVAC) and general construction exemptions are not addressed in the packet.
    “anyone other than the homeowner doing their own work must provide a copy of a valid state of illinois plumbing license”
  • Building code adoptedAdopted (with conditions)

    New residential construction on land in unincorporated Dillon township, reviewed by Tazewell County Community Development

    • Adopted codes listed by the county: Tazewell County zoning code, Illinois plumbing code Part 890, 2018 International Residential Code, 2017 National Electrical Code, 2018 International Mechanical Code and Illinois Energy Conservation Code (most current edition).
    • Source is a county submittal packet, not the adopting ordinance text; adoption ordinance not opened.
    “plans are reviewed for compliance with the following codes: tazewell county zoning code, current state of illinois plumbing code part 890, 2018 international residential code, 2017 national electrical code, 2018 international mechanical code and illinois energy conservation code-most current edition.”
  • Local zoningPresent (with conditions)

    Land inside Dillon township that is outside incorporated municipalities is subject to the Tazewell County zoning code (Chapter 157). This is a county rule, not a Dillon township ordinance.

    • The purpose section confirms a county zoning ordinance adopted under 55 ILCS 5/5-12001 but does not itself name the geographic area; county-zoning reach into Dillon township is taken from the county's permit packet, which applies the county zoning code to residential permits.
    • Dillon township itself has not been shown to adopt a zoning ordinance; see dillon-local-zoning-township.
    • Incorporated municipalities inside the township are excluded.
    “pursuant to 55 ilcs 5/5-12001 et seq., the county’s zoning ordinance is adopted for the purpose of:”
  • Zoning districtsPartial

    Tazewell County zoning districts that apply in unincorporated Dillon township, as named in the county brochure

    • Brochure names R-1, R-2, R-R, A-1, A-2, conservation, C-1, C-2, I-1 and I-2 districts only in its setback table; no district map was located.
    • District boundaries for Dillon township were not verified; the zoning map was not opened.
    “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' c-1 & c-2 20' 10' 5' 5' i-1 & i-2 20' 15' 10' 10'”
  • SetbacksSpecified

    Principal and accessory structures in the A-1 and A-2 (agricultural) districts of unincorporated Dillon township, as shown in the county brochure (the brochure groups A-1, A-2 with conservation districts)

    • Principal structure: rear 50 ft, side 30 ft. Accessory structure: rear 25 ft, side 15 ft.
    • The brochure groups 'cons.' with A-1 and A-2; the conservation district's own rule is not separately stated.
    • Meeting setbacks is the owner's responsibility per the county packet.
    • Brochure is a county guide; zoning code text not opened.

    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' c-1 & c-2 20' 10' 5' 5' i-1 & i-2 20' 15' 10' 10'”
    2 more reviewed findings on this topic
  • Who permits septicCounty (with conditions)

    Sewage disposal for a new dwelling in Dillon township, which is in unincorporated Tazewell County

    • Septic permit or written approval is issued by the Tazewell County Health Department (309-477-2223), per the county packet.
    • Alternative is a sanitary district letter showing a hookup application (see dillon-utility-connection).
    • Legal form of the Tazewell County Health Department and its Dillon township service boundary were not verified.
    “septic permit or written approval from the tazewell county health department (309-477-2223)”
  • Septic permitRequired

    New home or addition in Dillon township that needs sewage disposal, as set by the Tazewell County Health Department

    • Brochure says 'when applicable', and the packet allows a sanitary district hookup letter instead of a septic permit.
    • Permit takes about 2 working days per the brochure.
    “copy of septic permit from the tazewell county health department approving sewage disposal facility, when applicable.”
  • Mandatory utility hookupConditional

    New dwelling in unincorporated Dillon township, in terms of sanitary sewer hookup

    • The packet lets a sanitary district hookup application stand in for a septic permit; it does not say a home must connect where sewer is available.
    • No distance or availability rule and no water-connection rule were located.
    • Sanitary district for Dillon township not identified.
    “or, an appropriate letter from the sanitary district stating that owners have applied for hookup.”
  • Permit feesPublished (with conditions)

    County building permit fees for residential work in unincorporated Dillon township

    • Brochure gives the schedule as posted; it does not state a separate fee-effective date.
    • Failure to obtain a permit doubles the fee.
    • A 911 addressing application with a $50.00 fee must be filed before the building permit issues (packet).
    • Electrical, plumbing, HVAC, pool, fence, demolition and move fees are also listed in the brochure; only the dwelling and selected trade rows are transcribed here.

    1-2 family dwelling permit, 200 sq ft or less: 200 USD · 1-2 family dwelling permit, 201 to 699 sq ft: 300 USD · 1-2 family dwelling permit, 700 to 1,000 sq ft: 400 USD · 1-2 family dwelling permit, 1,001 to 2,000 sq ft: 450 USD · 1-2 family dwelling permit, 2,001 to 3,000 sq ft: 500 USD · 1-2 family dwelling permit, 3,001 to 4,000 sq ft: 550 USD · 1-2 family dwelling permit, over 4,000 sq ft: per 50 USD per 1,000 sq ft or fraction · 911 addressing fee: 50 USD

    “dwellings: 1 & 2 family - new, additions, alteration and repairs • 200 square feet or less $200.00 • 201 to 699 square feet $300.00 • 700 to 1,000 square feet $400.00 • 1,001 to 2,000 square feet $450.00 • 2,001 to 3,000 square feet $500.00 • 3,001 to 4,000 square feet $550.00 • in excess of 4,000 square feet $50.00 per 1,000 square feet or fraction thereof”
  • Permit processPublished (with conditions)

    Residential building permit process in unincorporated Dillon township

    • Applications accepted and permits issued 8:00 a.m. to 4:30 p.m. Monday through Friday.
    • Packet requires a valid 911 address, proof of septic/sewer, road access permit, scaled plans, and a Rescheck energy compliance report for new dwellings.
    • Brochure says 48-hour turnaround on most applications requiring plan review; the packet says the 48 hours does not guarantee permit issuance.
    • Incomplete submittals delay review.
    “applications are accepted and permits issued between 8:00 a.m. and 4:30 p.m. monday through friday.”

Still unanswered

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

  • Inspections — Construction inspections for new residential construction in unincorporated Dillon township
  • Minimum dwelling size — Minimum dwelling floor area in unincorporated Dillon township
  • Minimum lot size — Minimum lot area in unincorporated Dillon township
  • Lot coverage — Maximum lot coverage in unincorporated Dillon township
  • Building height — Maximum building height in unincorporated Dillon township
11 more unanswered
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic inspection
  • Well permit
  • 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 Dillon Township publishes no rule on the point, not that none exists. Tazewell County’s page lists the county offices to call.

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