Ill. Admin. Code tit. 77, § 840.5
a) It is the purpose of the Illinois Health and Hazardous Substances Registry Act [410 ILCS 525] to establish a unified Statewide project to collect, compile and correlate information on public health and hazardous substances. Such information is to be used to assist in the determination of public policy and to provide a source of information for the public. (Section 2(b) of the Act) The Registry shall consist of the compilation of information in the following categories:
(Source: Amended at 31 Ill. Reg. 12207, effective August 2, 2007)