Zoning, building permits and septic rules in Palos Hills, Illinois

Palos Hills’s own rules

• Building permitRequired

  New construction, renovations, additions and structural changes inside Palos Hills city limits

  • Requires property index number, registered contractor or hold harmless agreement, and in most cases a plat of survey.
  • Commercial properties must employ a registered contractor.
  • Permit also listed for garages, fences, sheds, decks, driveways, pools, roofing, demolition (EPA permit required).

  “all new construction, renovations, additions and structural changes require building permits.”

• Owner-builder exemptionConditional

  Homeowners doing their own work inside Palos Hills city limits

  • Permit still required; hold-harmless agreement must be signed.
  • Commercial properties must employ a registered contractor.

  “homeowners who do their own work are required to sign a hold-harmless agreement.”

• Building code adoptedAdopted

  Construction inside Palos Hills city limits

  • Electrical: 2018 Chicago Electrical Code; plumbing 2021 International Plumbing Code; local city codes in a builder's guide at city hall.

  structural code: 2021 IBC, 2021 IRC, 2021 IEBC

  “q: what building codes does the city use? a: structural 2021 international building code (ibc) 2021 international residential code (irc) 2021 international existing building code (iebc)”

• Local zoningPresent

  Land inside Palos Hills city limits

  • Plan commission recommends special uses to city council; zoning board of appeals rules on variances.

  “the building department is responsible for the maintenance and enforcement of local building, planning and zoning codes.”

• Driveway accessRequired

  Driveway work inside Palos Hills city

  • Listed among work needing a building permit; design standards not found.

  “permits would be required for, but are not limited to: lawn sprinklers garages roofing fences pools (above or in-ground) sheds decks driveways”

• Permit processPartial

  Building permit applications inside Palos Hills city

  • Online digital permitting and contractor registration via CivicReview portal; permit also obtainable at city hall.
  • Fee schedule and review timelines not found.

  “the city now offers the capacity to complete permits and contractor registration online.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Palos Hills or Cook County directly.

• Certificate of occupancy — Occupancy of new buildings inside Palos Hills city limits
• Minimum dwelling size — Main single-family residential district in Palos Hills city
• Minimum lot size — Main single-family residential district in Palos Hills city
• Setbacks — Main single-family residential district in Palos Hills city
• Lot coverage — Main single-family residential district in Palos Hills city

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.

Off-grid gear

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

• Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
• Power Bluetti Solar generators and home battery backup for living off the grid.
• Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
• Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.

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