Section 250.10  Definitions

"Act" means the Illinois Pesticide Act [415 ILCS 60].

"Barrier mosquitocide" means a pesticide that is formulated to kill adult mosquitoes and that is applied so as to leave a residual mosquitocidal coating on natural or manmade surfaces.  "Barrier mosquitocide" does not include a product that is exempt from registration under the Federal Insecticide, Fungicide, and Rodenticide Act, or rules adopted pursuant to that Act.  [415 ILCS 60/4]

"Barrier mosquitocide treatment" means applications of a barrier mosquitocide to a natural or manmade surface.  [415 ILCS 60/4]

"Commercial operator" is a licensed operator who works under the supervision of a licensed commercial applicator.

"Commercial not for hire operator" is a licensed operator who works under the supervision of a commercial not for hire applicator.

"Department" means the Illinois Department of Agriculture.

"FIFRA" means the Federal Insecticide, Fungicide, Rodenticide Act (7 U.S.C. 136 et seq.).

"Licensed commercial applicator" means a certified applicator, whether or not he is a private applicator with respect to some uses, who owns or manages a business that is engaged in applying pesticides, whether classified for general or restricted use, for hire. The term also applies to a certified applicator who uses or supervises the use of pesticides, whether classified for general or restricted use, for any purpose or on property of others excluding those specified by subparagraphs 7 (B), (D), (E) of Section 4 of this Act.  [415 ILCS 60/4]

"Licensed operator" means a person employed to apply pesticides to the lands of others under the direction of a "licensed commercial applicator" or a "licensed commercial not-for-hire applicator".  [415 ILCS 60/4]

"Mosquito mister" or "residential automatic pesticide misting system" means any device that is designed to be installed on, near, or around the exterior of any residential dwelling or the grounds of a residential dwelling that will automatically spray any pesticide solution at timed intervals for the control of mosquitos. [415 ILCS 60/13.5]

(Source:  Amended at 50 Ill. Reg. 6036, effective April 15, 2026)