A district court ordered EPA to impose a "good neighbor” federal implementation plan (FIP) for Texas with respect to the 1997 fine particulate matter (PM2.5) NAAQS. In 2015, the D.C. Circuit…
The Eighth Circuit affirmed a lower court decision dismissing a steel company's CAA citizen lawsuit seeking injunctive relief to stop a competitor from constructing or continuing to construct…
A district court dismissed on summary judgment environmental groups' lawsuit against a mining company for alleged SIP violations as it relates to NAAQS for coarse particular matter (PM10).…
The Sixth Circuit upheld a lower court decision sentencing an individual to 60 months in prison and ordered the individual and his co-defendants, jointly and severally, to pay $10,388,576.71 in…
The Fifth Circuit vacated and remanded a lower court decision that imposed no penalties against an oil company for alleged CAA permit violations at its industrial complex in Baytown, Texas. An…
The Supreme Court of Texas held that the Texas Clean Air Act and the Act’s enforcement mechanisms in the Texas Water Code preempt a Houston air-quality ordinance. The Houston ordinance’s…
The D.C. Circuit, in an unpublished opinion, dismissed a petition challenging an EPA computer model that states must use to estimate motor vehicle emissions when developing their strategies to…
The Fifth Circuit upheld an individual's sentence and conviction for wire fraud, money laundering, and CAA violations for selling false renewable fuel credits. The individual represented to…
A district court ordered EPA to either promulgate revised emissions standards for the the pulp mill and nutritional yeast manufacturing source categories, or issue a determination that such…
The Tenth Circuit dismissed an environmental group's citizen suit against an Oklahoma power company for CAA violations at a power plant. The group claimed the company modified a coal-fired…