California State Register

Notice of Intent to List Atrazine

Oct 9, 2026

1–Bromopropane and Diethanolamine (Dermal) NSRL

Oct 2, 2026

Notice to Interested Parties Concerning Chemicals Listed Effective July 17, 2026, Adding Hydrochlorothiazide, Voriconazole, and Tacrolimus

Jul 17, 2026

Notice to Interested Parties Concerning Chemicals Listed Effective July 17, 2026, Adding Welding Fumes

Jul 17, 2026

Notice of Intent to List Hydrochlorothiazide, Voriconazole, And Tacrolimus

May 8, 2026

Notice of Intent to List Welding Fumes

May 8, 2026

Request For Relevant Information on the Carcinogenicity of Ethoprop

Dec 19, 2025

Notice to Interested Parties — BPS Listing Notice

Dec 5, 2025

Notice to Interested Parties — N–methyl–N–formylhydrazine Listing Notice

Dec 5, 2025

Bisphenols Proposal Data Call–in

Oct 17, 2025

Public Health Goal Initiation: Perfluorohexane Sulfonic Acid (PFHxS) and Arsenic

Oct 3, 2025

Announcement of Availability of a Draft Public Health Goal for 1,4–Dioxane in Drinking Water, Public Comment Period, and Public Workshop

Sep 26, 2025

Notice to Interested Parties Carcinogen Identification Committee Meeting Announcement 11/18/25

Aug 29, 2025

Proposition 65, Amendment to Section 25705(b), Specific Regulatory Levels Posting No Significant Risk: 1–Bromopropane and Diethanolamine (Dermal) –

Aug 22, 2025

Regulations filed with Secretary of State

Jul 25, 2025

Titanium dioxide (airborne) unbound particles of re- spirable size

Jun 27, 2025

Second Draft Hex Chromium Noncancer Health–Protectice Concentration (HPC)

Mar 28, 2025

Chemicals Known to the State to Cause Cancer or Reproductive Toxicity

Mar 14, 2025

Chemicals Required by State or Federal Law to Have Been Tested for Potential to Cause Cancer or Reproductive Toxicity, but Which Have Not Been Adequately Tested as Required

Feb 21, 2025

Notice of SQE Listing — Bisphenol S (BPS)

Jan 3, 2025

Notice of SQE Listing — Vinyl Acetate

Jan 3, 2025