Illinois, Shelby County HVAC Permit Regulations and County Ordinances for Unincorporated Areas

Shelby County HVAC Permit Requirements

In Shelby County, Illinois, HVAC permit requirements are primarily handled by the county's Zoning Office, especially for properties in unincorporated areas. It's important to note that Shelby County is currently unable to process permit requests due to a vacancy in the Zoning Administrator position.

Jurisdiction and Unincorporated Areas

The Shelby County Zoning Office is responsible for issuing building permits and enforcing ordinances in all unincorporated areas of the county. This includes any unincorporated villages within Shelby County.

A building permit, referred to as an Improvement Location Permit, is required for any structure placed, erected, altered, changed, or located on land within Shelby County's jurisdiction, including unincorporated areas. This applies to all types of structures, from homes of various construction types to accessory buildings like garages and sheds.

Failure to obtain a required building permit can result in a fine of up to $500 for each week the violation remains uncorrected.

State-Level HVAC Regulations

Illinois does not have statewide HVAC licensing requirements for technicians or contractors. However, individual municipalities and counties may have their own specific licensing or permit regulations.

Federal EPA certification (EPA Section 608) is required for anyone handling refrigerants.

Permit Application Process

Once a structure's size and placement are decided, and any necessary sewer permit from the Shelby County Health Department is obtained, a building permit application should be submitted. Typically, permits are issued within 15 business days, and construction must begin within one year of the permit's issuance before it expires.

The Shelby County Zoning Administrator is the custodian of the Zoning Ordinance.

Resources to Learn More

Note: The following state-wide building codes and regulations apply universally to all jurisdictions within Illinois, including Shelby County.

Illinois Hvac Legislation, Codes, and Guidelines

State-Level Building Codes and Legislation for HVAC in Illinois

In Illinois, the regulatory landscape for building codes, including HVAC requirements, has historically been decentralized, with local units of government (cities and counties) having the authority to adopt and enforce their own building codes. However, this is transitioning toward a more standardized statewide framework.

The most significant statewide mandate regarding HVAC systems is the Illinois Energy Conservation Code. Under the Energy Efficient Building Act (20 ILCS 3125), the state is required to adopt the latest published edition of the International Energy Conservation Code (IECC), typically with specific Illinois amendments. As of recent updates, Illinois has adopted the 2021 IECC. This code establishes mandatory minimum efficiency standards for HVAC equipment, ductwork, and system design for both new construction and major renovations in residential and commercial buildings.

Regarding general mechanical and structural codes (such as the International Mechanical Code or International Residential Code), Illinois has historically allowed local jurisdictions to choose their own standards. However, legislation (Public Act 103-0510) has been enacted to implement a statewide building code effective January 1, 2025. Under this new framework, local codes must regulate structural design in a manner at least as stringent as the International Building Code (IBC) for new commercial buildings or the International Residential Code (IRC) for residential buildings.

It is important to note that Illinois does not issue a statewide license for HVAC contractors or technicians. Licensing, permitting, and inspection requirements are handled entirely at the local municipal or county level. Professionals must verify the specific requirements of the jurisdiction where the work is being performed.

Primary State Agencies

Resources to Learn More

Select a City in Shelby County

If your project is located within incorporated city limits, you will likely need to follow municipal ordinances rather than county rules. Select your city below to view local regulations.

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