Joe Kreidl, Director
Building & Code
303 W. Wesley Street, 1st Fl,  
Hours: M-F 8 a.m. to 5 p.m.
Phone: 630-260-2050

Codes & Design Criteria

When performing construction within the City of Wheaton the following City, State & Federal regulations are in effect. These regulations pertain to the design and construction of buildings and spaces, including, but not limited to: new construction, additions, alterations, remodeling and other similar projects. All amendments to the Wheaton City Code can be viewed at

We also have over fifty Guidelines on our website for numerous types of projects that we see on a regular basis such as; decks, sheds, fences, new homes, signs, commercial buildings, grading of lots and similar. These guidelines inform you of; documents you need to provide to the city, pertinent codes applicable to your project, typical inspections, fees, as well as other applicable governmental agencies. We recommend that you familiarize yourself with the applicable guideline at which time our Permit Processors can be contacted at 630-260-2050 to answer any questions you may have.

Single-Family Dwellings and Accessory Structures

Construction of a single-family dwelling or accessory structure such as a garage, deck or gazebo are required to comply with the following codes:

City and State Codes:

  • Wheaton Zoning Ordinance.
  • Wheaton City Code: Chapter 22, Building and Building Regulations.
  • ICC International Residential Code 2012 (including Appendix Chapters A, B, C, G, H, J and O). For Design Criteria see IBC below.
  • ICC International Energy Conservation Code 2012 as mandated by the State of Illinois Energy Efficiency Act (20ILCS3125).
  • ICC International Plumbing Code 2012 with referenced standards and Appendices B, C, D and F.
  • State of Illinois Plumbing Code 2014, Effective April 24, 2014.
  • See Site Development requirements below.

Structures Other Than Single-Family Dwellings

Construction of any structure other than a single-family dwelling must comply with the following:

City adopted Codes:

Design Criteria; The following chart outlines the design parameters that dictate how and what to build in Wheaton. These criteria are required under the International Building Code and the International Residential Code:


Ground snow load 25 psf
Wind speed 3 second 90 normal 75
Seismic design category
Weathering Severe
Frost line depth 42 inches
Termite Moderate to heavy
Decay Slight to moderate
Winter design temperature -4 degrees F
Ice shield underlayment Yes
Flood hazard June 15, 1979
Air freezing index 2000
Mean annual temperature 49.4 degrees F


  • ICC International Plumbing Code 2012 with referenced standards and Appendices B, C, D and F.
  • NFPA 70 National Electric Code 2011.
  • ICC International Mechanical Code 2012.
  • ICC International Fuel Gas Code 2012 referenced standards and Appendices A, B and C.
  • ICC International Fire Code 2012 which references;
    • NFPA 13 Standard for Installation of Sprinkler Systems 2010, and
    • NFPA 72 National Fire Alarm and Signaling Code 2010.

State of Illinois Codes:

  • State of Illinois Plumbing Code 2014, Effective April 24, 2014.
  • Illinois Energy Conservation Code references the ICC International Energy Code 2012 with references to ASHRAE/IESNA 90.1 – 2010 Energy Standard (excludes lower rise residential).
  • Illinois Code for Safety to Life from Fire in Buildings and Structures references the NFPA-101, 2000 Edition Life Safety Code.
  • Illinois Accessibility Code 1997.
  • Illinois Elevator Safety and Regulation Act references ASME A17.1 Safety Code for Elevators and Escalators 2010
  • Illinois Food Service Sanitation Code includes: Title 77 of the Illinois Administrative Code, Health Chapter I, Illinois Department of Public Health; Subchapter M, Food, Drug & Cosmetics, Part 750. (Enforced by the DuPage County Health Department)

Federal Requirements:

  • American with Disabilities Act
  • Federal Fair Housing Act
  • Department of Labor (OSHA) Safety Requirements.

Site Development

Site development and improvement projects shall comply with the following codes and/or other governing agencies and their respective regulations. These codes/regulations apply to all improvements made to a site, including, but not limited too: planned unit developments, subdivisions, one-lot developments, new buildings, building additions, water lines, sanitary sewers, storm sewers, roads, drive approaches, sidewalks and grading.

Wheaton codes;
  • Chapter 22: Grading, Grading Survey;
  • Chapter 34: Floodplain, Stormwater, Runoff and Erosion Contro;
  • Chapter 58: Streets, Sidewalks and Other Public Places;
  • Chapter 62: Subdivisions; and
  • Chapter 74: Utilities.
Wheaton Zoning and Planning;

City of Wheaton Design Details and Standards: Construction and installations on City property shall comply with the City of Wheaton Design Details and Standards and apply to streets, sidewalks, drive approaches, trees, grading and more. These standards are available upon request.

DuPage County:

  • Countywide Stormwater and Flood Plain Ordinance;
  • Department of Transportation (for developments along DuPage County roads and any new use); and
  • Sanitary District, Sewer Permits: Applies to buildings in the southeast quadrant of the City.

Wheaton Sanitary District, Sewer Permits: Applies to buildings that are not serviced by the DuPage County Sewer District.

Federal Emergency Management Agency (FEMA):

  • Technical Bulletin 10-01 ensuring that structures built on fill-in or near special flood hazard areas is reasonably safe from flooding.
  • National Flood Insurance Program.

State Highway Authority: Applies to any developments along state roads such as Roosevelt Road.

Illinois Water Well Construction Code: For abandonment of existing water wells contact the DuPage County Department of Public Health.

Construction and Demolition Site Regulations

See Construction and Demolition Site Regulations informational handout.