Do landlords have to test rental properties for radon in Illinois?

No, Illinois doesn't require routine testing in all rentals, but landlords must disclose known radon hazards before a lease is signed.

How can I get a radon test kit in Shelby County?

Contact Shelby County Health Department at 217-774-9555 to obtain a radon test kit for $10.

What should I do if my test shows high radon levels?

Discuss mitigation options with your landlord and contact the Health Department for guidance on repairs and next steps.

Public Hearing — Shelby County

Official courthouse record · Indexed in NoticeRegistry archive · AI-enriched for research

Affects:TenantsGeneral Public

Shelby County renters are reminded of their right to know about radon hazards: landlords must disclose known elevated radon levels before signing a lease, and the Shelby County Health Department offers $10 radon test kits and guidance for mitigation.

Key Takeaways

Landlords must disclose known radon hazards before lease signing
Tenants can request testing or test independently
Health Dept. offers radon test kits for $10
Contact Shelby County Health Dept. at 217-774-9555 for help

Published: May 21, 2026 · today
Category: Public Hearing
City: Shelby County

What to do next

1

Obtain a test kit

Call Shelby County Health Department at 217-774-9555 to buy a $10 radon test kit.

2

Request disclosure or testing from landlord

Ask your landlord whether the property was tested and for any test results before signing or renewing a lease.

3

If elevated levels found, pursue mitigation

Notify your landlord of results and work with them and the Health Department on mitigation options and timelines.

Frequently asked questions

Do landlords have to test rental properties for radon in Illinois?: No, Illinois doesn't require routine testing in all rentals, but landlords must disclose known radon hazards before a lease is signed.
How can I get a radon test kit in Shelby County?: Contact Shelby County Health Department at 217-774-9555 to obtain a radon test kit for $10.
What should I do if my test shows high radon levels?: Discuss mitigation options with your landlord and contact the Health Department for guidance on repairs and next steps.

The suggestions and answers above are AI-generated for general information only. They can be wrong, and we don't take responsibility for their accuracy. Talk to a qualified professional before acting on them.

Legal terms in this notice

radon: A colorless, odorless gas from soil linked to increased lung cancer risk.
mitigation: Steps taken to reduce radon levels in a building, like ventilation or sealing.
disclose: To inform tenants about known hazards before they sign a lease.

Full Notice Text

Attention Shelby County renters:
You have the right to a safe and healthy home. Radon, a dangerous, colorless, and odorless gas linked to lung cancer, can accumulate in residential buildings without warning. While Illinois law doesn't require routine radon testing in all rental properties, landlords are required to disclose known radon hazards before you sign a lease. Landlords can't knowingly conceal radon dangers. If a property has been tested and elevated radon levels were found, you have the right to be informed. Tenants can request testing or choose to test their unit independently. Shelby County Health Department has radon test kits available for just $10.00. If high radon levels are detected, discuss mitigation (repair) options with your landlord. Protect your health – know your rights, ask questions, and take action to ensure your living space is safe for you and your family. For additional information contact Shelby County Health Department at 217-774-9555, we're here to help.
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