The specific permit, cost, licensing, and safety questions Chicago homeowners ask before starting a remodel. CDOB E-Plan, BACP GC licensing, conduit-only Chicago Electrical Code, two-flat conversions, bungalow preservation, basement waterproofing, and 2026 pricing — all Chicago-specific.
Yes for any plumbing, electrical, gas, mechanical, or wall change. Chicago Department of Buildings (CDOB) uses the E-Plan portal — most kitchen remodels file as a Standard Plan Review (SPR) or, for cosmetic-only with no MEP, an Easy Permit. SPR turnaround in 2026 is averaging 6-12 weeks for residential single-family and 2-flat. Cosmetic-only (paint, flooring, counter swap on existing cabinets) is permit-exempt under Section 14A-12. Be aware Chicago uses the Chicago Building Code (Title 14B) — distinct from the IBC most of Illinois follows — which means out-of-state architects often miss city-specific details on first submission.
The Historic Chicago Bungalow Initiative covers ~80,000 brick bungalows built 1910-1940. If your home is a certified bungalow, you qualify for grants up to $5,000-$30,000 for energy retrofits, accessibility upgrades, and historically-appropriate exterior work — but renovations must preserve the front facade, original window proportions, and characteristic limestone or terracotta detailing. Replacement of the front porch, dormer additions visible from the street, or window swap-outs require certificate-of-appropriateness review through the Historic Bungalow Association. Interior renovations are unrestricted. Check certification at chicagobungalow.org.
Yes, and Chicago is unusually strict here because of the 2003 E2 nightclub porch collapse. Any deck or porch over 30 inches above grade, any second-story deck, and any structural repair to an existing porch requires a permit and a licensed structural engineer's stamped drawings. CDOB inspects in three stages: footing, framing, final. Front porch reconstruction in landmark districts (Old Town, Wicker Park, Logan Square boulevard, Pullman) adds Commission on Chicago Landmarks review — 6-10 weeks added. Pre-2003 porches are flagged 'non-conforming' and full reconstruction is required, not patch-and-repair.
Chicago ranges in 2026: $40K-$75K for a mid-range North Side or NW Side kitchen (semi-custom cabinets, quartz, mid-tier appliances, same footprint), $85K-$150K for full-gut with custom cabinetry, Sub-Zero/Wolf, and structural opening between kitchen and dining, and $175K+ for Lincoln Park / Bucktown / Gold Coast condos with concierge protocols. Two-flat owner-occupied units price 10-15% lower than single-family condos at the same finish level. Permit and architect drawings add $4K-$12K. Labor in Chicago is union-heavy — expect $85-$125/hr for licensed trades.
$45K-$110K for a typical Chicago full-basement remodel in 2026 — bedroom + bath + family room buildout. Chicago basements demand careful waterproofing because of the high water table and 100+ year-old combined sewer system: budget $8K-$20K for a battery-backup sump system, drain-tile interior perimeter, and dehumidification before any drywall goes up. Egress windows for a legal bedroom run $4K-$8K each (a code requirement). 2-flats with garden-level units are different — they fall under multi-family code and may need a separate Certificate of Occupancy if the basement was previously unfinished.
$300K-$650K to convert a Chicago two-flat into a single-family or vice versa. Conversion to single-family is a Type 4 Major Renovation: full structural review, sometimes a zoning variance if the lot was originally zoned for two units (RM-4.5 vs RS-3), and reconfiguration of all MEP. Two-flat-to-three-flat 'deconversion' became popular in 2020-2024; 2026 city policy under the Connected Communities Ordinance favors keeping multi-family. Soft costs (architect, structural engineer, expediter) run $25K-$60K. Add 12-20 months of construction. Many GCs in Chicago specialize specifically in this — ask for two-flat conversion references.
Two checks. First, the City of Chicago Business Affairs and Consumer Protection (BACP) issues a General Contractor (GC) license — required for any work over $2,000 in the city. Verify at chicago.gov/bacp by entering the GC's name; license must be 'Issued' and not expired. Second, plumbers and electricians need separate Illinois state licenses (plumbers through IDPH, electricians via Chicago BACP for city work). The Chicago GC license requires a $10K bond, $100K liability insurance, and a passed exam. Without an active GC license, no permit can be pulled — your project will fail at first DOB inspection.
Yes, importantly. Chicago is one of the few US cities that still requires conduit (EMT or rigid metal) for nearly all residential wiring — Romex/NM cable is permitted in Illinois statewide but prohibited inside Chicago city limits in most contexts. Plumbers must be Chicago-licensed by BACP separately from state IDPH, and Chicago plumbing code requires copper or cast iron in many applications where suburban Illinois allows PEX or PVC. This is a top reason renovation cost differs $15-$40 per square foot between Chicago and Oak Park / Evanston / Wilmette right at the city border.
Chicago BACP requires general contractors to post a $10,000 surety bond and carry $100,000 minimum general liability before issuing a GC license. As a homeowner, you can file a claim against this bond if a contractor abandons the job, fails inspection, or does defective work — through BACP Consumer Services. The bond is more meaningful than the licensing exam itself; it's the financial recourse. Always confirm the bond is 'Active' on the BACP search portal, not just the license. A license without active bonding means the contractor is operating in violation and you have no recovery path.
Yes, especially in pre-1985 housing — bungalows, two-flats, three-flats, and four-plus-ones. Chicago Department of Public Health (CDPH) follows EPA NESHAP rules: any project disturbing more than 160 sq ft of friable asbestos-containing material requires notification and a licensed abatement contractor. Common positives: vinyl floor tile (9x9 inch tile is almost always asbestos), pipe wrap insulation in basements, and steam-radiator gaskets. Testing runs $350-$700 for a full-house pre-renovation survey. Steam-heated bungalows often have asbestos pipe insulation in the basement that's missed because it looks like cardboard. Budget $20-$50 per linear foot for safe removal.
Not retroactively, but any new renovation triggers compliance with the 2022 Chicago Energy Transformation Code (CETC) on the scope of work. For kitchen and bath remodels, this means LED lighting throughout, 1.28 GPF toilets, 1.5 GPM showerheads, and Energy Star windows on any replacement. Full additions and gut renovations trigger blower-door testing, HERS rating verification, and air-sealing detail review. Heat-pump-ready electrical service is mandatory on new MEP rough-in starting 2024. The 2026 update pushes electrification further — gas appliance setbacks tightening for new installs in some occupancy types.
Chicago Department of Public Health (CDPH) enforces EPA RRP plus Chicago-specific Lead Poisoning Prevention Code (Chicago Municipal Code 7-4). Pre-1978 buildings are presumed lead-positive — any renovation disturbing more than 6 sq ft interior or 20 sq ft exterior requires an EPA-certified RRP firm. Chicago has higher lead-paint enforcement than most US cities because of childhood lead poisoning rates in older neighborhoods (Pilsen, Little Village, Bronzeville, Englewood). CDPH inspects post-renovation in any unit where a child under 6 is registered. Test cost $300-$600; abatement $5-$25 per sq ft. Encapsulation is sometimes acceptable in lieu of removal — confirm with your RRP firm.
Ready for a real Chicago scope? Talk to Baily — drop photos, describe the project, and get matched with a BACP-licensed Chicago GC.