Synopsis As Introduced Creates the Tenants Radon Protection Act. Provides that, before a lease is signed, a landlord shall provide each tenant in a dwelling unit with any records or reports that pertain to radon concentrations within the dwelling unit and that indicate a radon hazard exists and shall furnish each prospective tenant with a prescribed radon hazard disclosure form. Provides that, if a tenant performs a radon test, the tenant shall provide the test results to the landlord within 10 days after receiving them. Provides that nothing in the Act implies an obligation for a landlord or tenant to conduct any radon testing. Provides that a lease may be terminated under specified circumstances involving radon hazards. Preempts home rule powers. Amends the Illinois Radon Awareness Act. Repeals a provision requiring landlords to give certain disclosures to tenants. Effective January 1, 2024.