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General

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2019 Safety of Hazardous Liquid Pipelines Fact Sheet

In response to these mandates, recommendations, lessons learned, and public input, PHMSA is making certain amendments to the Pipeline Safety Regulations affecting hazardous liquid pipelines. The first and second amendments extend reporting requirements to certain hazardous liquid gravity and rural gathering lines not currently regulated by PHMSA.

2019 Safety of Hazardous Liquid Pipelines Overview

In response to congressional mandates, NTSB and GAO recommendations, lessons learned, and public input, PHMSA is amending the Pipeline Safety Regulations to improve the safety of pipelines transporting hazardous liquids.

Pending Hazardous Materials (Hazmat) Interpretations

Pending interpretation letters that are under review by the Office of Hazardous Materials Safety are shown in the table below. To view the interpretation request document, click “View” for the corresponding interpretation. To submit comments on an interpretation under review, click the “Submit Comment” link for the corresponding interpretation. Finally, comment submissions will be accepted for 30 days after the pending interpretation letter is posted.