(415 ILCS 5/54.09) (from Ch. 111 1/2, par. 1054.09)

Sec. 54.09. "Storage" means any accumulation of used tires that does not constitute disposal. At a minimum, such an accumulation must be an integral part of the systematic alteration, reuse, reprocessing or conversion of the tires in the regular course of business.

(Source: P.A. 86-452.)