The Ninth Circuit vacated EPA's denial of a petition to cancel the registration of the pesticide tetrachlorvinphos (TCVP). An environmental group petitioned the Agency to cancel the registration of TCVP for use in household pet products, and EPA denied the petition. The group argued the Agency erred...

A district court denied nonprofit groups' motion for summary judgment in a challenge to FDA's denial of the group's petition concerning a threshold of regulation (TOR) exemption that allowed the inclusion of sodium perchlorate monohydrate in food-contact materials. The groups argued FDA violated the...

The Ninth Circuit affirmed a district court's denial of summary judgment for environmental groups in a challenge to the Forest Service's allowance of livestock grazing in the Stanislaus National Forest. The groups argued the grazing led to fecal matter runoff that polluted streams in the area, impai...

The U.S. Supreme Court, 5-4, granted states' and industry groups' application for an emergency stay of a district court ruling that had vacated the 2020 Clean Water Act 401 Certification Rule. In a dissenting opinion, Justice Kagan asserted the states and groups had failed to show they would suffer ...

The Ninth Circuit affirmed a district court order granting a nonprofit business group's motion to preliminarily enjoin California's attorney general from filing or prosecuting new lawsuits to enforce the state's Proposition 65 warning requirement for cancer as applied to acrylamide in food and bever...