420 ILCS 52/25

(420 ILCS 52/25) Sec. 25. Installation of active mitigation systems. The installation of an active mitigation system shall only be performed by a radon contractor. The installation of radon resistant construction may be performed by a residential building contractor or his or her subcontractors or a radon contractor during new residential construction. Only a radon contractor may install a radon vent fan or upgrade a passive new construction pipe to an active mitigation system. (Source: P.A. 97-953, eff. 6-1-13.)