GOP-led states and industry groups are detailing legal claims against the Biden EPA’s oil and gas methane standards, including arguments that the standards improperly intrude on states’ ability to set existing source requirements and that the rule’s controls for numerous equipment types are arbitrary or otherwise flawed. The Nov. 25 opening briefs in State of Texas, et al. v. EPA, et al. , pending in the U.S. Court of Appeals for the District of Columbia Circuit, come even as industry...