The U.S. Environmental Protection Agency (EPA) has extended its Emerging Viral Pathogen (EVP) Guidance for Antimicrobial Pesticides (Guidance) in response to the mpox virus (formerly monkeypox), which had been considered to be a rare disease caused by infection with the mpox virus. EPA developed its Guidance in 2016 to address emerging pathogens. Under this Guidance, EPA provides pesticide registrants with a voluntary “two-stage process to enable use of certain EPA-registered disinfectant...
On July 1, 2026, the California Department of Pesticide Regulation (DPR) announced it had reached a settlement with Keystone Pest Solutions to resolve allegations related to the sales of certain pesticide products. The penalty of nearly $200,000 relates specifically to sales of the following restricted materials: 2,4-dicholophneoxyacic acid (2,4-D), diuron, carbaryl, dimethylamine salt of dicamba, dimethylamine salt of 2-methyl-4-chlorophenoxyacetic acid, and Simazine. The specific allegations...
The U.S. Environmental Protection Agency’s (EPA) deadline for Spanish language bilingual labeling compliance reporting under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) (as amended by the Pesticide Registration Improvement Act of 2022 (PRIA 5)) via MyPeST is July 31, 2026. This reporting deadline is limited to restricted use pesticides (RUP) and agricultural products (non-RUPs) in Acute Toxicity Category I. EPA’s MyPeST platform is a web-based system designed to replace...
The U.S. Environmental Protection Agency’s (EPA) Office of Pesticide Programs (OPP) has provided new resources to assist users with their MyPeST applications. EPA’s MyPeST platform is a web-based system designed to replace the Pesticide Submission Portal, offering registrants a transparent dashboard for tracking application statuses and managing bilingual pesticide labeling compliance. The MyPeST User Guide (Version 3.0.1, dated July 8, 2026) is available now. EPA states that the User Guide...
On June 12, 2026, the California Department of Pesticide Regulation (DPR) announced proposed revisions to its enforcement response regulations. The initiative proposes to increase fines, revise the criteria for referring violations to enforcement, re-define violation types, and make other clarifications or amendments to enforcement procedure. The last major substantive update to the regulations took place in 2006. Purpose and Substance of Proposal DPR states that the proposed action...
The U.S. Supreme Court issued one of the most significant pesticide law decisions in years on June 25, 2026, holding in Monsanto Co. v. Durnell that the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) expressly preempts state-law failure-to-warn claims that would require pesticide labels to include warnings beyond those required by the U.S. Environmental Protection Agency (EPA). The Court's 7-2 decision is expected to have far-reaching implications for pesticide manufacturers,...
In a significant move toward modernizing chemical safety assessments, on June 2, 2026, the U.S. Environmental Protection Agency (EPA) announced two major actions aimed at replacing traditional, animal-based testing with advanced scientific alternatives, typically known as New Approach Methods (NAM), for chemical assessments under the Toxic Substances Control Act (TSCA) and Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA). EPA is also introducing a streamlined process for researchers,...
On June 5, 2026, the California Department of Pesticide Regulation (DPR) issued California Notice 2026-05 announcing the availability of the semiannual report summarizing the reevaluation status of pesticide products during the period of July 1, 2025, through December 31, 2025. All pesticides sold or distributed in the United States must be registered with the U.S. Environmental Protection Agency (EPA) before they can be used. DPR evaluates all pesticides before they can be sold or used in...
The U.S. Environmental Protection Agency’s (EPA) Office of Pesticide Programs (OPP) has initiated the rollout of its new pesticide application submission service within its MyPeST application. EPA plans to replace the Pesticide Submission Portal (PSP) within its Central Data Exchange (CDX) for pesticide submissions with the expanded MyPeST platform for all customer interactions. The rollout will occur in three Phases -- with Phase I going into effect on July 3, 2026. All data submitters,...
The Association of American Pesticide Control Officials (AAPCO) FIFRA 25(b) Workgroup has released updated guidance intended to aid registrants in developing product efficacy data to support claims on products that qualify for the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) Section 25(b) minimum risk exemption when seeking state registration. Under FIFRA Section 25(b), as detailed in Title 40 of the Code of Federal Regulations (40 C.F.R. Section 152.25(f)), the U.S. Environmental...