The court reverses a district court's denial on timeliness grounds of environmental groups' motion to intervene in a suit between the United States and a county regarding the status of a…

The court denies an electric utility and trade association coalition's motion to intervene in mediation leading to and subsequent enforcement of an amended consent decree between the U.S.…

The court reverses a district court decision and holds that a group of developers may intervene as of right in a suit brought by environmental groups against a city and against local, state, and…

The court affirms a district court decision denying a biomedical association's motion to intervene in an alternative research group's challenge of a U.S. Department of Agriculture (USDA…

The court upholds a district court decision denying environmental groups the right to intervene in a suit concerning the listing of the Atlantic salmon as an endangered species. In 1999, the…

The court reverses a district court decision and holds that environmental groups could intervene in a suit brought by a counties' association to have the presidential proclamation…

The court holds that intervenors may not be granted a writ of mandamus directing a trial court to allow them to appear at a fairness hearing and object to a proposed class action settlement…

The court holds that local school districts, municipalities, and timber companies may intervene as of right in litigation brought by plaintiff-environmentalists to restrict logging activities in…

The court holds that a city and county have standing to challenge the U.S. Department of the Interior (DOI) for implementing a water rights acquisition plan in Nevada before preparing a…

The court holds that the state of Texas met the requirements for intervention as of right in various capacities in an action where an environmental group brought suit under the Endangered Species…