The Supreme Court of Nebraska held that a 2010 state law that changed the manner in which wind energy generation facilities in Nebraska are taxed is constitutional. As part of legislation passed to encourage the development of wind generation facilities in Nebraska, the state legislature enacted a n...

The D.C. Circuit ordered the Maryland Department of Environment to act on a natural gas company's application to construct a natural gas compressor station in the state. The company applied for and received a certificate of public convenience and necessity from FERC. But before it can begin construc...

The D.C. Circuit denied states' and industry groups' petitions challenging EPA rules establishing CAA permitting requirements in states that do not have implementation plans for greenhouse gases. The rules were designed to ensure that a permitting authority was available to issue the required greenh...

A California appellate court held that the California Air Resources Board (CARB) violated the California APA and the California Environmental Quality Act (CEQA) when it adopted its Low Carbon Fuel Standards (LCFS) regulations to reduce the carbon content of transportation fuels sold, supplied, or of...

The Third Circuit upheld an EPA rule imposing sulfur dioxide (S02) limits on a coal-fired power plant in Pennsylvania whose emissions travel directly across a river into areas of New Jersey. The owner of the plant challenged EPA's authority to impose direct regulations on the plant before the time t...

The Tenth Circuit upheld an EPA rule in which it rejected Oklahoma's regional haze plan to limit sulfur dioxide emissions at electric utility power plants and replaced it with its own more stringent regulations via a federal implementation plan (FIP). Petitioners—the state of Oklahoma, the utility...

The Tenth Circuit affirmed an EPA order denying an environmental group's petition to object to a CAA Title V operating permit for a coal-fired power station in Colorado. In its petition for an objection, the group argued that the permit needed to include a plan to bring the power station into compli...

The Fourth Circuit held that the discovery rule set forth in CERCLA §309 preempts North Carolina's 10-year limitation on the accrual of real property claims. The case arose after landowners filed a nuisance action against a corporation for allegedly contaminating their well water with concentrated ...

A California appellate court upheld a county ordinance banning single-use plastic bags and imposing a fee on single-use paper bags against claims that the ordinance was enacted in violation of the California Environmental Quality Act (CEQA). The county determined that the ordinance was categorically...

A Colorado appellate court held that under state law, a trial court may not order plaintiffs in a toxic tort case to present prima facie evidence supporting their claims after initial disclosures, but before full discovery begins, or risk having their case dismissed. The case arose after homeowners ...