525 ILCS 10/1
(525 ILCS 10/1) (from Ch. 5, par. 931) Sec. 1. Short title. This Act shall be known and may be cited as the Illinois Exotic Weeds Act. (Source: P.A. 103-620, eff. 1-1-25.)
525 ILCS 10
525 ILCS 10
in effect525 ILCS 10/2 Definition
(525 ILCS 10/2) (from Ch. 5, par. 932) Sec. 2. Definition. In this Act: "Department" means the Department of Natural Resources. "Exotic weeds" means plants not native to North America which, when planted either spread vegetatively or naturalize and degrade natural communities, reduce the value of fish and wildlife habitat, or threaten an Illinois endangered or threatened species. (Source: P.A. 103-620, eff. 1-1-25.)
525 ILCS 10/3
(525 ILCS 10/3) (from Ch. 5, par. 933) Sec. 3. Designation of exotic weeds. The Department shall determine the plants that are exotic weeds for the purposes of this Act and shall compile and keep current a list of such exotic weeds, which list shall be published and incorporated in the rules of the Department. The Department, by rule, shall exempt varieties of any species listed in the rule that can be demonstrated by published or current research not to be an exotic weed as defined in Section 2. The Department shall consult with the Department of Agriculture before adding or removing any plant from the exotic weed list by administrative rule. The Department may also consult with any group serving interests in agriculture, industry, conservation, ecology, or management regarding exotic weeds. (Source: P.A. 103-620, eff. 1-1-25.)
525 ILCS 10/4
(525 ILCS 10/4) (from Ch. 5, par. 934) Sec. 4. Control of exotic weeds. (a) It shall be unlawful for any person, corporation, political subdivision, agency or department of the State to buy, sell, offer for sale, distribute, or plant seeds, plants, or plant parts of exotic weeds without a permit issued by the Department. Such permits may be issued by the Department pursuant to administrative rule. (b) The commercial propagation of exotic weeds for sale outside Illinois, certified under the Insect Pest and Plant Disease Act, is exempted from the provisions of this Section. (c) The Department may adopt rules for the administration of this Act. (d) Notwithstanding any other provisions in this Section, to control exotic weeds, a municipality may adopt an ordinance to eradicate on all public and private property within its geographic boundaries the exotic weeds listed in the rules of the Department. (Source: P.A. 102-840, eff. 1-1-23; 103-620, eff. 1-1-25.)
525 ILCS 10/5 Penalty
(525 ILCS 10/5) (from Ch. 5, par. 935) Sec. 5. Penalty. Violators of this Act shall be guilty of a Class B misdemeanor. When the violation is a continuing offense, each day shall be considered a separate violation. Exotic weeds offered for sale in Illinois except as provided in Section 4 are subject to confiscation and destruction by agents of the Department. (Source: P.A. 103-620, eff. 1-1-25.)
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://www.ilga.gov/legislation/ilcs/ilcs.aspFetched: 10/17/2026