Minnesota Statutes Environmental Protection (Ch. 114C-116I) § 115A.936. Construction debris as cover material prohibited

(1) residual material is managed in an industrial or construction and demolition disposal facility equipped with a liner and leachate collection system;

(2) residual material is not mechanically pulverized or size-reduced prior to processing, screening, or application;

(3) a maximum effort is made to remove gypsum from the waste prior to processing, screening, or application;

(4) residual material is mixed at a ratio of one part soil to one part residual material prior to application; and

(5) the disposal facility does not accept any amount of cover material greater than what is operationally necessary.