(505 ILCS 80/21) (from Ch. 5, par. 55.21)
    Sec. 21. Exchanges between manufacturers. Nothing in this Act shall be construed to restrict or avoid sales or exchanges of fertilizers to each other by importers, manufacturers, or blenders who mix fertilizer materials for sale or as preventing the free and unrestricted shipments of fertilizer to manufacturers or blenders who have registered their brands as required by the provisions of this Act.
(Source: P.A. 97-960, eff. 8-15-12.)