The United States Department of Transportation Pipeline and Hazardous Materials Safety Administration (“PHMSA”) issued an April 13th letter addressing a request for clarification of the Hazardous Materials Regulations (“HMR”)...more
The D.C. Circuit, by majority decision, upheld MATS, which requires coal- and oil-fired power plants to reduce emissions of mercury, arsenic, chromium, and other air pollutants. When the EPA adopted MATS in 2011, it did not...more