North Shore · 2026 Permit Guide

North Shore Remodel Permits: Wilmette, Winnetka, Glencoe & Lake Forest

North Shore permitting is the strictest of any Chicagoland region — and for good reason. Communities like Winnetka, Lake Forest, and Kenilworth maintain Architectural Review Boards specifically to preserve the historic character that drives their property values. Get the permitting right and your project starts on schedule; get it wrong and you can face 4-8 week delays, stop-work orders, and fines. This guide is based on our actual experience pulling permits in every major North Shore municipality across 280+ projects.

Cities covered: Wilmette, Winnetka, Kenilworth, Glencoe, Highland Park, Northfield, Northbrook, Lake Forest, Lake Bluff

North Shore Remodel Permits: Wilmette, Winnetka, Glencoe & Lake Forest

When You Need a Permit

Permits are required across the entire North Shore for: any plumbing relocation or addition, any electrical addition (new circuits, panel upgrade, EV charger), all structural changes (wall removal, floor opening), all decks over 30" off grade, any exterior addition (deck, porch, garage), bathroom or kitchen remodels involving plumbing/electrical changes, basement finishing, window replacement (in some municipalities), and roof replacement.

When You Don't

Generally no permit needed for: interior painting, flooring replacement (like-for-like), wallpaper changes, cabinet refacing (no plumbing/electrical change), cosmetic-only kitchen refresh (no fixture or appliance relocation), interior trim/baseboard work, and same-location appliance replacement.

2026 Fees

What Permits Actually Cost in North Shore

Project typeTypical feeNotes
Kitchen remodel (typical with plumbing+electrical)$350 – $750Higher in Winnetka and Lake Forest; lower in Wilmette and Highland Park.
Bathroom remodel (full)$250 – $550Plus separate plumbing and electrical sub-permit fees.
Basement finishing$450 – $900Egress window requires separate $150-$250 structural review.
Deck over 30" off grade$250 – $600Glencoe and Lake Forest require landscape impact statement (additional $150).
Electrical service upgrade (100A → 200A)$200 – $400Separate utility coordination required with ComEd.
Window replacement (>3 windows)$150 – $350Lake Forest, Kenilworth require historic review if visible from street.
Architectural Review Board fee (Winnetka, Lake Forest)$200 – $800Required for any change visible from public right-of-way.
Step by Step

The North Shore Permit Process

Every step, in order, with realistic timing. Total time from application to permit-in-hand is the sum of all step durations.

  1. 1. Pre-application consultation (optional but recommended)

    Same week as request

    Meet with building inspector to review plans before formal submission. Catches issues early.

  2. 2. Architectural Review Board submission (where required)

    2-4 week ARB meeting cycle + 1-2 weeks for decision

    Winnetka, Lake Forest, Kenilworth historic districts require ARB approval for exterior changes BEFORE building permit.

  3. 3. Building permit application

    Day of submission

    Submit stamped plans (architect required for structural changes), application form, fees, contractor license, insurance certificate.

  4. 4. Plan review

    7-14 business days standard; 21+ for ARB-required work

    Building department reviews plans against IBC, IRC, IPC, and local ordinances. May request revisions.

  5. 5. Permit issuance

    Same day after plan approval

    Pay final fees, receive permit card, post on site.

  6. 6. Inspections (sequential)

    1-3 days advance scheduling typically; 2-4 weeks per inspection cycle

    Demo, rough-in (framing/plumbing/electrical), insulation, drywall, final.

  7. 7. Final inspection + certificate

    Same week as final inspection request

    All work approved; certificate of occupancy issued.

Inspections

The Inspection Sequence

1

Demo inspection (some municipalities)

Verifies dust containment, no surprises behind walls (asbestos, lead).

2

Framing/structural inspection

Verifies new framing meets code — joists, headers, posts, load-bearing changes.

3

Plumbing rough-in inspection

All supply and drain lines verified before walls close. Pressure tests required.

4

Electrical rough-in inspection

All circuits, boxes, conduit verified before drywall. AFCI/GFCI placement checked.

5

HVAC rough-in (if applicable)

Ductwork, returns, dampers verified.

6

Insulation inspection

R-values verified, air sealing inspected (energy code).

7

Drywall inspection (rare)

Some municipalities verify drywall before tape and mud — checks fastener spacing.

8

Final inspection

All systems operational, GFCIs working, smoke/CO detectors installed, work matches permit drawings.

Common Mistakes

The North Shore Permit Traps

The errors we see most often on DIY or out-of-state-contractor projects in North Shore:

  • Starting work before permits issued — automatic 2x permit fee + 30-day delay
  • Forgetting Winnetka ARB approval — exterior projects can be ordered torn down
  • Using a non-licensed contractor — your homeowner's insurance won't cover damages
  • Not posting permit card visibly — inspectors will leave without inspecting
  • Closing walls before inspection — must reopen at homeowner expense
  • Wrong electrical wire gauge for new circuit — costly rework after rough-in inspection fail
  • Not coordinating ComEd disconnect for panel upgrade — adds 3-7 days
  • Missing egress window for basement bedroom — illegal to call it a bedroom
What We Handle

All of This. Included.

  • All permit drawing preparation (architect partnerships for structural)
  • Application submission and fee payment on your behalf
  • Architectural Review Board representation in Winnetka/Lake Forest
  • Plan review revisions and re-submission
  • Posting permit cards on site
  • Scheduling all inspections (typically 3-7 per project)
  • Inspector meet-and-greets — you don't need to be home
  • Final permit close-out and certificate of occupancy retrieval
Common Questions

North Shore Permit FAQ

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