U.S. Court of Appeals for D.C. Circuit Vacates Regulatory Program Adopted Under Clean Air Act

On July 11, the U.S. Court of Appeals for the District of Columbia Circuit vacated a regulatory program adopted under the Clean Air Act that had been the basis for significant investments in air pollution control technology and emission allowances, thereby casting doubt on the value of those investments. The circuit court, in North Carolina v. Environmental Protection Agency, considered challenges brought by several states and electric utility companies to provisions of the Clean Air Interstate Rule (CAIR).

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