Estoppel

The Supreme Court of Montana upheld a lower court decision dismissing a smelting company's state-law claims against an oil refinery in connection with costs incurred remediating a former lead…

A New York appellate court held that residents may go forward with their personal injury and property damage claims against a city and various companies for failing to properly remediate toxic…

The D.C. Circuit held that a home builders' association lacked standing to challenge EPA's and the U.S. Army Corps of Engineers' determination that two reaches of the Santa Cruz…

A district court held that the doctrines of res judicata and collateral estoppel bar individuals' trespass, nuisance, and negligence claims against numerous oil, coal, electric, and chemical…

The Court of Federal Claims held that a livestock operator was collaterally estopped from litigating the issue of ownership to a right-of-way, thereby defeating its takings claim against the BLM…

The court upholds the dismissal of a complaint against the U.S. Department of Energy (DOE) involving a 1986 settlement agreement that allocated refunds of crude oil overcharges. Under the…

The court reverses the dismissal of a developer's suit against the U.S. Army Corps of Engineers (the Corps) in which it sought to compel the Corps to take action on its application to…

A court partially grants the U.S. motion to collaterally estop defendants from denying their liability as owners and operators of the Armour Road Superfund site in North Kansas City, Missouri.…

A court dismisses a company's claims against the prior owners of its property for failing to remove drums, titanium grindings, and other metals from the site pursuant to a purchase agreement…

The court affirms a district court decision that a company is collaterally estopped from seeking indemnity from its insurer in a hazardous waste contamination case due to a prior state court…