A district court held that EPA violated the APA by failing to provide notice and opportunity to comment before delaying the effective date of a January 2017 rule concerning the certification and use of “restricted use pesticides." The rule, which was to go into effect on March 6, 2017, established...

A district court dismissed environmental groups' lawsuit against the FDA concerning the use of formaldehyde and formaldehyde-producing chemicals in hair-straightening products. The groups petitioned the FDA to investigate deceptive labeling of such products, require appropriate labeling, and conside...

The U.S. Supreme Court held that the United States may pursue claims against New Mexico for violating the Rio Grande Compact, which Colorado, New Mexico, and Texas entered into in the 1930s to resolve disputes over water rights. Texas filed suit alleging that New Mexico was allowing its residents to...

A district court issued a preliminary injunction enjoining California from enforcing Proposition 65’s carcinogenicity warning requirement for glyphosate. On the evidence before the court, the required warning for glyphosate does not appear to be factually accurate and uncontroversial because it co...

The U.S. Supreme Court, in an unsigned judgment and decree, ordered Wyoming to pay Montana $20,340 in damages, plus $67,270.87 in costs, for reducing the amount of water available in the Tongue River in violation of the Yellowstone River Compact. The Compact protects pre-1950 appropriative rights to...

A district court held that EPA's year-long delay in implementing formaldehyde emission standards for domestically manufactured and imported composite wood products violated the Formaldehyde Standards in Composite Wood Products Act. The Act required EPA to issue implementing regulations no later than...

The Tenth Circuit ruled that an Oklahoma citizen has no claim against an oil company on allegations that his cancer was caused by decades of breathing benzene fumes from its oil refinery near his home. In 2011, the man was diagnosed with multiple myeloma. In 2016, he brought suit against the oil com...