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...

A district court granted in part and denied in part conservation groups' motion for summary judgment in a challenge to NMFS' 2019 decision not to list the alewife and blueback herring as threatened under the ESA. The groups argued that NMFS failed to adequately account for climate change-related har...

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...