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 denied environmental groups' motion for a temporary restraining order in a challenge to BLM's authorization of livestock grazing on pastures containing research natural areas (RNAs). The groups argued BLM's regulations required fencing to be installed to section off the RNAs so they...