Additional Resources
Here are a few more sites to give info on aspects of real estate transactions.
Carbon Monoxide Detector Laws
https://www2.illinois.gov/sites/sfm/About/Divisions/Fire-Prevention-and-Building-Safety/Pages/Carbon-Monoxide-Detectors.aspx
Radon Testing & Mitigation Info
https://www2.illinois.gov/iema/NRS/Radon/documents/abcofradon.pdf
https://www2.illinois.gov/iema/NRS/Radon/documents/radontestguidelineforrealestate.pdf
Lead Based Paint (For Home Built On or Before 1978)
https://www.epa.gov/lead/protect-your-family-lead-your-home