The Ninth Circuit granted a petition to review EPA's 2024 rule concerning regulation of decabromodiphenyl ether (decaBDE). Nonprofit groups and a tribe argued the rule violated TSCA’s mandate to…

The D.C. Circuit affirmed dismissal of a TSCA citizen suit over EPA's regulation of a class of per- and polyfluoroalkyl substances (PFAS) formed during the fluorination of plastic containers.…

The D.C. Circuit vacated certain requirements under an EPA rule concerning the assertion and treatment of confidential business information (CBI) claims for information reported to or otherwise…

A district court granted EPA's motion to dismiss a TSCA citizen suit brought by environmental groups concerning fluorination. The groups sought to compel EPA to prohibit the company's fluorination…

A district court held that fluoridation of water at 0.7 milligrams per liter (mg/L), the level presently considered “optimal” in the United States, posed an unreasonable risk of reduced IQ in…

A district court granted summary judgment for conservation groups in a challenge to the Animal and Plant Health Inspection Service's (APHIS') recent update to a program concerning the use of…

The D.C. Circuit vacated a 2022 EPA order requiring chemical manufacturers/processors to test the chronic toxicity of 1,1,2-trichloroethane pursuant to TSCA. A trade organization representing…

The Fourth Circuit affirmed dismissal of a TSCA citizen suit concerning EPA's decision on a petition to require testing for 54 per- and polyfluoroalkyl substances (PFAS). Four citizen groups…

The Fifth Circuit vacated two orders EPA issued under TSCA that prohibited a plastics company from manufacturing or processing long-chain perfluoroalkyls (PFAS) during its fluorination process. In…

A district court granted a plastics company's request to dismiss a lawsuit concerning its production of per- and polyfluoroalkyl substances (PFAS). Environmental groups argued the company violated…