Litigants Lay Out Competing TSCA Readings In Landmark Rule Challenges

Stakeholders have filed their first arguments for tightening, easing or scrapping entirely the Biden administration’s first three TSCA rules governing existing chemicals, setting the stage for precedent-setting decisions on how much power and discretion the reformed toxics law gives EPA -- and potentially leading to a circuit split that only the Supreme Court could resolve. Industry, environmentalists, unions and public-health groups have submitted opening briefs in recent weeks on some or all of three closely watched Toxic Substances Control Act...