35 Ill. Adm. Code 721.951
Definitions
Section 721.951 Definitions
As used in this this Subpart BB, all terms will have the
meaning given them in Section 721.931; section 1004 of the federal Resource
Conservation and Recovery Act (42 USC 6903), incorporated by reference in 35
Ill. Adm. Code 720.111; and 35 Ill. Adm. Code 720 through 726.