The Pipeline and Hazardous Materials Safety Administration (“PHMSA”) issued a May 2, 2025, Letter of Interpretation (“LOI”) addressing the application of the federal Hazardous Materials Regulations (“HMR”) to the use of...more
On May 21, the Pipeline and Hazardous Materials Safety Administration (PHMSA) submitted an advance notice of proposed rulemaking (ANPRM) to the Office of the Federal Register (publisher of the Federal Register) seeking public...more
The United States Pipeline and Hazardous Materials Safety Administration (“PHMSA”) addressed in an October 1st Interpretive Letter the application of the federal Hazardous Materials Regulations (“HMR”): …to determine...more
The United States Pipeline and Hazardous Materials Safety Administration (“PHMSA”) addressed in a September 25th Interpretive Letter the application of the federal Hazardous Materials Regulations (“HMR”) to the definition of...more
The Pipeline and Hazardous Materials Safety Administration (“PHMSA”) addressed in an August 28th letter the application of the Hazardous Materials Regulations (“HMR”) applicable to the maintenance of Department of...more
The United States Pipeline and Hazardous Materials Safety Administration (“PHMSA”) issued a Notice of Proposed Rulemaking (“NPRM”) that includes amendments to the federal Hazardous Materials Regulations (“HMR”). See...more
According to a recent filing,1 the U.S. Department of Transportation's Pipeline and Hazardous Materials Safety Administration (PHMSA) is considering recommendations to increase the outer tank shell for the DOT-113 tank car in...more
The United States Pipeline and Hazardous Materials Safety Administration (“PHMSA”) issued a November 7th final rule amending the federal Hazardous Materials Regulations (“HMR”). See 83 Fed. Reg. 55792. The Hazardous...more