All Knowledge & Insights By Date

By Lynn L. Bergeson and Carla N. Hutton   The California Department of Toxic Substances Control (CDTSC) invites stakeholders to two external engagement sessions, on November 1 and November 3, 2022, to share their perspectives on an actionable definition of sustainable chemistry. CDTSC states that stakeholders’ participation and expertise can help refine a draft, consensus definition and set of criteria for sustainable chemistry. According to CDTSC, the draft definition and criteria...

On May 25, 2022, the California Department of Pesticide Regulation (DPR) announced that it will hold three public workshops to collect feedback on the next phase of design and development for DPR’s pesticide application notification system. DPR states that the workshops will be hosted online via Zoom and facilitated by the UC Davis Center for Regional Change. Each workshop will follow the same format, including a brief overview of the proposed design for the statewide...

On April 13, 2022, the Office of Environmental Health Hazard Assessment (OEHHA) issued a Notice of Modification to Proposed Regulation on Safe Harbor Warnings for Glyphosate and Addition of Documents to Rulemaking File (Notice). OEHHA first proposed this regulation by publishing a Notice of Proposed Rulemaking on July 23, 2021. OEHHA provided a 75-day comment period on the original proposal and its Initial Statement of Reasons (ISOR), including an extension to file comments until...

By Lynn L. Bergeson and Ligia Duarte Botelho, M.A. On October 7, 2021, the California Department of Toxic Substances Control (DTSC) announced that the Green Ribbon Science Panel (GRSP) will hold a meeting from 12:00 p.m. to 3:00 p.m. (EDT) on November 5, 2021. The meeting will focus on microplastic research and policy.   GRSP was established to act as a resource for the implementation of California’s Green Chemistry Law. GRSP provides technical advice to the DTSC...

By Lynn L. Bergeson and Ligia Duarte Botelho, M.A. On October 7, 2021, the California Department of Toxic Substances Control (DTSC) announced that the Green Ribbon Science Panel (GRSP) will hold a meeting from 12:00 p.m. to 3:00 p.m. (EDT) on November 5, 2021. The meeting will focus on microplastic research and policy.   GRSP was established to act as a resource for the implementation of California’s Green Chemistry Law. GRSP provides technical advice to the DTSC...

On October 6, 2020, the California Developmental and Reproductive Toxicant Identification Committee (DARTIC) announced it will be meeting on December 11, 2020, to discuss the possible developmental and reproductive toxicity (DART) of 22 chemical substances and chemical groups, including glyphosate and its salts, and three neonicotinoid pesticides (acetamiprid, clothianidin, and imidacloprid).  DARTIC is composed of scientists who advise California’s Office of Environmental Health...

On July 31, 2020, the plaintiffs and EPA filed a joint case management statement in the U.S. District Court for the Northern District of California case seeking a rulemaking under Section 6 of the Toxic Substances Control Act (TSCA) to prohibit the addition of fluoridation chemicals to drinking water supplies.  Food & Water Watch, Inc. v. EPA, Case No. 3:17-cv-02162-EMC.  As reported in our June 12 and June 22, 2020, blog items, the court held a bench trial that...

On June 22, 2020, the U.S. District Court for the Eastern District of California granted summary judgment for the Plaintiffs in National Association of Wheat Growers et. al. v. Becerra, and entered a permanent injunction against enforcement of a Proposition 65 (Prop 65) warning label for pesticide products containing glyphosate.  The court found that requiring the registrants of glyphosate products to include such a warning could not be justified as a valid restriction on commercial...

On February 6, 2020, Corteva Agriscience (Corteva), announced it will discontinue all production of the organophosphate (OP) insecticide chlorpyrifos by the end of the year.  Corteva and its corporate predecessor, Dow AgroSciences, have been the principal global manufacturers of chlorpyrifos.  Corteva announced that its decision to stop selling chlorpyrifos was based entirely on financial considerations.  This announcement came on the same day that Corteva had previously agreed it...

On August 14, 2019, the California Department of Pesticide Regulation (DPR) issued cancellation notices to thirteen California registrants of pesticide products containing chlorpyrifos, including Dow Agrosciences LLC (now Corteva).  Each of these notices is referred to as an “Accusation,” and each affected registrant has 15 days to request a hearing concerning the proposed cancellation.  DPR’s issuance of these notices followed a final decision by...