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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Latest Actions

April 16, 2025

South Bow (Keystone) Pipeline Updates

  • South Bow’s Keystone pipeline is back in operation, and 3,110 barrels of crude oil have been recovered from the spill site.
  • Yesterday, South Bow executives traveled to DOT HQ to meet with Secretary Duffy and PHMSA’s Acting...
April 3, 2025

PHMSA Notice of Enforcement Discretion: Real-Time Train Consist Information

The U.S. Department of Transportation’s Pipeline and Hazardous Materials Safety Administration is providing notice that Class I railroads will receive a one-year extension of the timeframe to comply with the requirements included in the June 24, 2025...

February 21, 2025

Emergency Waiver Order #31: Transporting HAZMAT in the Commonwealth of Kentucky

In accordance with the provisions of 49 U.S.C. § 5103(c), the Associate Administrator for the Office of Hazardous Materials Safety within the Pipeline and Hazardous Materials Safety Administration (PHMSA) hereby declares that an emergency exists that...

February 13, 2025

PHMSA Notice of Proposed Safety Order to Sunoco/Energy Transfer LP

PHMSA issued this Notice of Proposed Safety Order (NOPSO) to Sunoco Pipeline L.P. regarding a leak on its 14’’ hazardous liquid pipeline in Upper Makefield, PA. See ...

January 16, 2025

PHMSA Safety Advisory Notice: Counterfeit and Substandard Vehicle Safety Devices

The safety advisory provides notice of the increased circulation of counterfeit and substandard safety devices—e.g., air bag inflators, air bag modules, seatbelt pretensioners, pyromechanical devices, and other supplemental restraint system (SRS)...

January 14, 2025

Emergency Waiver Order #30: Transporting Hazmat in the State of California

In accordance with the provisions of 49 U.S.C. § 5103(c), the Associate Administrator for the Office of Hazardous Materials Safety within the Pipeline and Hazardous Materials Safety Administration (PHMSA) hereby declares that an emergency exists that...

January 13, 2025

PHMSA SAFETY ADVISORY: Unsafe Cylinders Being Sold Online by Major Retailers to Consumers and HVAC Contractors

The Pipeline and Hazardous Materials Safety Administration (PHMSA) is issuing this safety advisory notice to request that consumers, retailers, shippers, and DOT-regulated entities ensure their cylinders containing hazardous gases are in compliance...

December 19, 2024

PHMSA Safety Advisory Notice: Required Approval of Bulk Peroxyacetic Acid Shipments

The Pipeline and Hazardous Materials Safety Administration (PHMSA) hereby reminds offerors of bulk shipments of peroxyacetic acid (listed under § 173.225(h)) to seek a required prior approval from the Associate Administrator under § 173.128(d)....

December 9, 2024

Notice Of Enforcement Policy Regarding International Standards

The U.S. Department of Transportation’s Pipeline and Hazardous Materials Safety Administration (PHMSA) understands that many offerors and carriers of hazardous materials in international transport will...

November 26, 2024

PHMSA Considerations for Municipalities for Permitting Operations of Lithium-Ion Battery Powered Micromobility Devices

The use of eBikes, eScooters, and other lithium battery powered micromobility devices are increasingly common. As municipalities permit shared micromobility operations in their jurisdictions, they should be aware of the hazards posed by lithium...