Illinois · House Bill 4523 · 104th General Assembly

PFAS-CONTAINING PESTICIDES

HB 4523 Sponsored by Diane Blair-Sherlock In committee

  1. Introduced Jan 21, 2026
  2. In committee Jan 30, 2026
  3. Passed the House Next
  4. Passed the Senate  
  5. To the governor  
  6. Became law  

What it does

The legislature's own summary of the bill, or its official long title.

Amends the Illinois Pesticide Act. Provides that the statements that are to be provided by pesticide registrants under the Act must include either a specific statement that the pesticide to be registered contains no PFAS or, if the pesticide (including its active and inert ingredients) contains any PFAS, certain information regarding the PFAS, including the name of the specific chemical and the quantity of the…

Read the full title (148 words)

Amends the Illinois Pesticide Act. Provides that the statements that are to be provided by pesticide registrants under the Act must include either a specific statement that the pesticide to be registered contains no PFAS or, if the pesticide (including its active and inert ingredients) contains any PFAS, certain information regarding the PFAS, including the name of the specific chemical and the quantity of the chemical in the product. Provides that the Director of Agriculture shall not register any pesticide product that contains a chemical that is an intentionally added PFAS and that the use of any pesticide that contains any chemical that is an intentionally added PFAS is prohibited. Further provides, beginning January 1, 2030, that the use of any spray adjuvant that contains intentionally added PFAS is prohibited. Requires the Department of Agriculture to adopt rules to implement these provisions. Defines "PFAS" and "intentionally added PFAS".

Every action

8 steps, oldest first, as the legislature records them.

  1. HouseFiled with the Clerk by Rep. Diane Blair-Sherlock
  2. HouseFirst Reading
  3. CommitteeReferred to Rules Committee · House Rules
  4. CommitteeAssigned to Energy & Environment Committee · House Energy & Environment
  5. HouseAdded Co-Sponsor Rep. Michelle Mussman
  6. HouseAdded Co-Sponsor Rep. Lilian Jiménez
  7. CommitteeRule 19(a) / Re-referred to Rules Committee · House Rules
  8. HouseAdded Co-Sponsor Rep. Laura Faver Dias

Roll calls

No recorded votes on this bill yet.

Sponsors

The member who introduced it, joined by 3 cosponsors: 3 Democrats.

All 3 cosponsors

From Illinois's official records (www.ilga.gov), checked Nov 13, 2026. Text links go to the official versions; LegiList does not copy bill text.