On October 24, 2019 (84 FR 56964), the Pipeline and Hazardous Material Safety Administration (PHMSA) in coordination with the Federal Railroad Administration (FRA) published a Notice of Proposed Rulemaking (NPRM) in the federal register proposing changes to the Hazardous Materials Regulations to allow for the bulk transport of Methane, refrigerated liquid, commonly known as liquefied natural gas (LNG), in rail tank cars. This rulemaking proposes to authorize the transportation of Methane, refrigerated liquid by rail in the DOT–113C120W specification rail tank car. Comments must be received by December 23, 2019. To the extent possible, PHMSA will consider late filed comments.

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PHMSA 10-24-2019 NPRM liquefied natural gas by rail