Pipeline and Hazardous Materials Safety Administration
49 CFR Parts 172, 173, 174, 179, and 180
[Docket No. PHMSA–2018–0025 (HM–264)]
RIN 2137–AF40
Hazardous Materials: Liquefied Natural Gas by Rail Administration (PHMSA), Department of Transportation
ACTION: Notification of conforming amendments.
SUMMARY: PHMSA, in coordination with the Federal Railroad Administration, is amending the Hazardous Materials Regulations in response to the recent decision of the United States Court of Appeals for the District of Columbia Circuit in Sierra Club, et al. v. DOT, et al., No. 20–1317 (Jan. 17, 2025).
DATES: These amendments are effective as of June 23, 2025.
READ MORE: https://www.govinfo.gov/content/pkg/FR-2025-06-23/pdf/2025-11436.pdf