Westmont, IL — 2026 Building Permit Guide

On this page 6

§ 01

Permit authority

Community Development Department - Permitting Division

Street address

31 W. Quincy St, Westmont, IL 60559

Phone

(630) 981-6250

permitting@westmont.il.gov

Coverage

Serves the Village of Westmont.

Online portal

Village of Westmont

Email/Form Submission

§ 02

When a permit is required

Permit triggers and exempt work for Westmont

Most construction, renovation, remodeling. Additions, fences, decks, roofs, HVAC, water heaters, generators.

Scope of work

Permit?

Cosmetic work

Exempt

Same-size replacements of non-utility items

Exempt

Exempt Cosmetic work
Exempt Same-size replacements of non-utility items

Note: Confirm exempt work categories with Permitting Division before proceeding.

Required documents

Plat of Survey
3 sets drawings
Contractor registration

Building code: 2021 IBC, 2021 IRC, 2020 NEC, Illinois Plumbing Code.
Owner-builder: Affidavit required.
Contractor requirements: All contractors must be registered.

Source: Community Development Department - Permitting Division ↗

§ 03

Application process

Typical processing: Express permits 1-2 days; complex varies.

01

Submit General Permit Application signed by owner.
02

Provide 3 sets of drawings (stamped by architect if structural).
03

Pay non-refundable $100 deposit (applies to final fee).
04

Village reviews plans and calculates final fees.
05

Pay fees and receive permit.

Typical processing time: Express permits 1-2 days; complex varies.

Source: Community Development Department - Permitting Division ↗

§ 04

Fee schedule

Effective Current

Fee type

Amount

Minimum permit fee

$100 base admin fee

Plan check fee

$100 minimum or 0.4% cost due at submittal

Permit fee formula

$100 base + 1.5% construction cost + inspection fees. Flat $100+inspections for fences/roofs/HVAC.

Reinspection fee

$50 residential inspection (first free); $100 non-residential

Penalty (no permit)

Penalty for unpermitted work

Cash bonds required for many projects (e.g. 1% of cost)

Fees change periodically. Confirm at the official fee schedule ↗ (effective Current) before budgeting.

§ 05

Required inspections

Scheduling and sequence

How to schedule

Call or email the permitting division (phone)

Scheduling deadline: Call or email for scheduling windows.
Inspection hours: Monday - Friday, 8:00 AM - 4:00 PM
Time windows: Standard business hours.

Typical sequence: Footing, Rough, Final.

Contact Permitting Division for remote inspection eligibility.

Source: Community Development Department - Permitting Division ↗

§ 06

Frequently asked

Common questions about Westmont permits

01 Do I need a building permit in Westmont, IL? ▸

Most construction, renovation, remodeling. Additions, fences, decks, roofs, HVAC, water heaters, generators.

02 How much does a building permit cost in Westmont, IL? ▸

Building permit fees in Westmont, IL are set by the local building department and vary by project type and valuation. The minimum permit fee is $100 base admin fee. Fees are calculated as: $100 base + 1.5% construction cost + inspection fees. Flat $100+inspections for fences/roofs/HVAC.. Plan check fee: $100 minimum or 0.4% cost due at submittal.

03 How do I apply for a building permit in Westmont, IL? ▸

To apply for a building permit in Westmont, IL, follow these steps: 1. Submit General Permit Application signed by owner. 2. Provide 3 sets of drawings (stamped by architect if structural). 3. Pay non-refundable $100 deposit (applies to final fee). 4. Village reviews plans and calculates final fees. 5. Pay fees and receive permit.

04 How long does it take to get a building permit in Westmont, IL? ▸

Building permit processing times in Westmont, IL typically run Express permits 1-2 days; complex varies.. Timelines can vary based on project complexity and current department workload.

05 What work is exempt from building permits in Westmont, IL? ▸

Not all construction work requires a permit in Westmont, IL. The following work is generally exempt: Cosmetic work; Same-size replacements of non-utility items. Note: Confirm exempt work categories with Permitting Division before proceeding. When in doubt, confirm with the local building department before starting work.

06 How do I schedule a building inspection in Westmont, IL? ▸

Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in Westmont, IL via: Call or email the permitting division. Call or email for scheduling windows..

last verified April 2026 source Community Development Department - Permitting Division ↗ entry id permits/illinois/dupage/westmont

Report a correction

Educational reference. Permit rules and fees change — confirm current requirements directly with Community Development Department - Permitting Division before applying. Jaspector is not legal advice.

Village of Westmont

Other jurisdictions in DuPage County.