The Pipeline and Hazardous Materials Safety Administration (“PHMSA”) issued a June 5th Interpretive Letter clarifying the Hazardous Materials Regulations (“HMR”) applicable to United Nations specification packaging exceptions...more
Safety hazards presented by the air transportation of lithium ion batteries are once again the subject of regulatory action in the United States. The U.S. DOT’s Pipeline and Hazardous Materials Safety Administration (PHMSA)...more