All Knowledge & Insights By Date

On June 26, 2025, the California Department of Pesticide Regulation (DPR) issued California Notice 2025-08 announcing that pesticide registrants may add or revise multilingual translation of its labels by non-notification. With this change, DPR now is consistent with the U.S. Environmental Protection Agency’s (EPA) decision to allow pesticide registrants to add the required Spanish-translated sections on its labels by non-notification as part of the Spanish translation requirements under the...

On July 2, 2024, the California Department of Pesticide Regulation (DPR) announced the release of modifications to its proposed pesticide application notification regulation. DPR states this regulation will support the statewide implementation of what it describes to be a “first-of-its-kind” system that would provide information to the public in advance regarding the planned applications of “restricted material pesticides” used in agriculture. DPR initially proposed the regulation on...

On May 24, 2024, the California Department of Pesticide Regulation (DPR) issued California Notice 2024-10 announcing that the U.S. Environmental Protection Agency (EPA) and DPR have made recent policy changes regarding state-specific language on pesticide labels intended to reduce delays related to state-specific uses. As part of DPR’s evaluation process when reviewing a new registration application, DPR may determine there are not sufficient data to support registration of a specific use in...

On March 29, 2024, the California Department of Pesticide Regulation (DPR) announced it will hold a webinar on Tuesday, April 23, 2024, at 10:00 a.m. (PDT) to discuss and receive feedback from registrants and other stakeholders on its intent to increase registration fees to a level that, according to DPR, supports the current and future business needs of the pesticide registration program. DPR states it has determined that current registration fees are not sufficient to support the ongoing work...

On June 8, 2023, the California Department of Pesticide Regulation (DPR) issued Notice 2023-07: Pesticide Registration Program Annual Processing Timelines. Under Notice 2023-07, DPR sets forth its annual report summarizing the past five years of registration and post-registration activities. This includes the number of pesticide product registration and amendment submissions received and processed, and average number of days to complete different types of registration submissions are also...

On November 15, 2022, the California Department of Pesticide Regulation (DPR) made two announcements: an enforcement action relating to 1,3-Dichloropropene (1,3-D) and chloropicrin and an announcement on a proposed rule on additional use restrictions on 1,3-D. These actions may have significant impacts on registrants and growers who use soil fumigants. Enforcement Action DPR issued a licensing action against TriCal, a company that performs field fumigations, primarily using...

On November 3, 2022, the California Department of Pesticide Regulation (DPR) announced it reached a settlement agreement with Amazon.com Services, LLC (Amazon) regarding the illegal sale of pesticides in California. According to DPR, its review of Amazon uncovered multiple violations. Among them, it sold unregistered pesticides in California, failed to report and pay required mill assessment fees associated with the sale of registered pesticides in California, and failed to hold a...

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 3, 2020, the California Department of Pesticide Regulation (DPR) announced it would allow enforcement discretion by County Agricultural Commissioners (CAC) for licensing and certification requirements for pesticide applicators who perform sanitization services to control the spread of COVID-19. DPR states in its announcement that, under normal circumstances, a “Pest Control Business (PCB) must always have a Qualified Applicator License (QAL) holder to supervise pest control...

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 the U.S....

On December 28, 2018, the California Department of Pesticide Regulation (DPR) issued Notice 2018-26 changing its Notice of Decision (NOD) and public report documentation for proposed registration decisions to ensure continued compliance with its certified regulatory program obligations under the California Environmental Quality Act (CEQA).  The new changes to the NODs and public report documentation will be effective May 1, 2019. These changes are as a result of a 2014...

On September 19, 2018, the California Department of Pesticide Regulation (DPR) proposed a regulation to designate chlorpyrifos as a toxic air contaminant (TAC).  DPR states that this proposal is being presented “after an extensive period of scientific and public review.”  The proposed rule is based on a final evaluation issued in July 2018, in which DPR’s Human Health Assessment (HHA) Branch determined that chlorpyrifos meets the quantitative criteria for designation as...

On Friday, November 3, 2017, the California Department of Pesticide Regulation (DPR) issued guidance (California Notice 2017-13) that DPR indicates is intended to align DPR policy with the U.S. Environmental Protection Agency’s (EPA) guidance on secondary container labeling for pesticides.  DPR’s guidance states that secondary containers are used by the pesticide industry as part of the process of applying pesticides and “cannot be sold or distributed.”  The guidance further...

On September 19, 2017, California’s Court of Appeal for the First Appellate District reversed a trial court decision denying a petition by the Pesticide Action Network North America (PANNA) challenging the approval by the California Department of Pesticide Regulation (DPR) of amended labeling for two previously registered pesticides containing the active ingredient dinotefuran, a neonicotinoid:  Dinotefuran 20SG, manufactured by Mistui Chemicals Agro, Inc.; and Venom Insecticide,...

The California Department of Pesticide Regulation (DPR) recently proposed a regulation that it states is intended to “(1) provide minimum statewide standards for all agricultural pesticide applications near public K-12 schools and child day care facilities; (2) provide an extra margin of safety in case of unintended drift or when other problems with applications occur (e.g., equipment failure causes an unintended release of pesticide, or an abrupt change in weather conditions); (3) increase...

On January 6, 2016, the U.S. Environmental Protection Agency (EPA), in collaboration with California’s Department of Pesticide Regulation (DPR) announced the release of a preliminary pollinator risk assessment for the neonicotinoid insecticide, imidacloprid (Preliminary Risk Assessment or Assessment).  In its assessment, EPA states that imidacloprid potentially poses a risk to hives when the pesticide comes in contact with certain crops that attract pollinators.  EPA...

On April 9, 2015, the California Department of Pesticide Regulation (DPR) held the first of a planned series of workshops intended to help DPR develop “regulation concepts” for possible notifications prior to field fumigations.  The presentations and video from that workshop are now available on DPR’s website. DPR’s presentation at the workshop focused on the background that it believes supports the consideration of a notification requirement, and on current methyl bromide...