City Building Permits

Quincy, IL - 2026 Building Permit Guide

How to apply for a building permit in Quincy, Illinois. Permit authority, application steps, fees, and inspection requirements.

Illinois Adams County Updated March 2026

Permit Authority

City of Quincy and contiguous territory within 1.5 miles beyond city limits for many permit types.

Department
Department of Inspections and Enforcement / Office of Inspection
Address
Quincy City Hall, 730 Maine St, Quincy, IL 62301; inspection office at 706 Maine St, 3rd Floor, City Hall Annex, Quincy, IL 62301
Phone
217-228-4540

Online Permit Portal

Platform: iWorQ • Account required: Yes • Submission: In-person only

Application Process

  1. Start with the permit application and required submittals through iWorQ or paper application.
  2. The office reviews the application and plans for code compliance.
  3. If compliant, the permit is issued.
  4. Site plan review is required for multiple family, commercial, downtown, and industrial projects.

Typical processing time: 3 to 5 working days after receipt of a completed application

Source: Department of Inspections and Enforcement / Office of Inspection

General Requirements

Before starting new projects including extensions, additions, alterations, repairs, foundations, fences, and demolitions.

Required Documents

  • Application
  • Project address
  • Zoning district
  • Owner information
  • Construction details
  • Valuation
  • Contractor and design professional information if applicable
  • Flood hazard disclosure if applicable
Permit validity
Work authorized under permit must commence within 6 months of issuance and must be completed within 1 year, per application form.
Building code
The public page still lists 2018 IBC, 2018 IRC, 2018 IMC, 2018 IFGC, 2018 IPC, 2017 electrical code, 2021 IECC, and 2018 Illinois Accessibility Code. This appears outdated relative to the statewide 2025 mandate and should be verified with the city.
Owner-builder
Owner or owner's representative must complete the application; applicant certifies authority when not the owner.
Contractor requirements
Electrical contractor, mechanical contractor, and roofing contractor requirements are published; plumbing contractor must be state licensed and registered; general contractor info is requested on the application.

Fees

Minimum permit fee
$50 residential; $75 commercial, industrial, and multi-family residential
Permit fee formula
Residential new construction/additions/remodeling/repairs at cost of construction x 0.0025; commercial/industrial/multi-family at cost of construction x 0.005
Payment note
Inspection cost is included in the permit fee on the building permit page.

Fees change. Verify current amounts at the official fee schedule.

Work That Does NOT Require a Permit

Contact the Department of Inspections and Enforcement / Office of Inspection to confirm whether your project requires a permit before starting work.

Inspections

How to Schedule

Inspection hours
Tuesday through Friday, 8:00 am to 4:30 pm

Typical inspection sequence: Typical sequence: footing, column footing, trench footing, rough building, final building, then certificate of occupancy before occupancy.

Additional Resources

Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Department of Inspections and Enforcement / Office of Inspection before applying.

Frequently Asked Questions

Quincy Building Permit FAQ

Do I need a building permit in Quincy, IL?
Before starting new projects including extensions, additions, alterations, repairs, foundations, fences, and demolitions.
How much does a building permit cost in Quincy, IL?
The minimum permit fee is $50 residential; $75 commercial, industrial, and multi-family residential. Fees are calculated as: Residential new construction/additions/remodeling/repairs at cost of construction x 0.0025; commercial/industrial/multi-family at cost of construction x 0.005.
How do I apply for a building permit in Quincy, IL?
1. Start with the permit application and required submittals through iWorQ or paper application. 2. The office reviews the application and plans for code compliance. 3. If compliant, the permit is issued. 4. Site plan review is required for multiple family, commercial, downtown, and industrial projects.
How long does it take to get a building permit in Quincy, IL?
Typical processing time is 3 to 5 working days after receipt of a completed application.
How do I schedule a building inspection in Quincy, IL?
Inspections can be scheduled via: iWorQ portal, City inspections office.

Need help with your project?

Navigating permits in Quincy can be complicated.

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.

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