AUTHORITY: Implementing Sections 5, 21, 21.1, 22, 22.17, and 28.1, and authorized by Section 2, of the Environmental Protection Act [415 ILCS 5/5, 5/21, 5/21.1, 5/22, 5/22.17, 5/28.1, and 5/27].POLLUTION CONTROL BOARD
a) Wastes regulated by this Part shall be classified on the basis of leaching potential as determined by the procedure at Section 817.103.
b) Wastes regulated by this Subpart shall fall into one of four classifications:
1) Beneficially usable waste;
2) Potentially usable waste;
3) Low risk waste; or
4) Chemical waste.
c) Maximum allowable leaching concentration (MALC) for the beneficially usable, potentially usable and low risk classes are presented in the table at Section 817.106. Wastes exceeding the MALCs for the low risk class shall be regulated as chemical wastes under 35 Ill. Adm. Code 811.Subpart C.