Pipeline Safety: Standards Update-ASTM F1055

DEPARTMENT OF TRANSPORTATION Pipeline and Hazardous Materials Safety Administration 49 CFR Part 192 [Docket No. PHMSA-2026-1531] RIN 2137-AG35 Pipeline Safety: Standards Update—ASTM F1055 AGENCY: Pipeline and Hazardous Materials Safety Administration (PHMSA), Department of Transportation (DOT). ACTION: Direct final rule (DFR); confirmation of effective date. SUMMARY: PHMSA is confirming the effective date for a DFR published in the Federal Register on April 24, 2026. The DFR amended PHMSA's regulations at 49 CFR part 192 to incorporate by reference the updated industry standard ASTM F1055, Standard Specification for Electrofusion Type Polyethylene Fittings for Outside Diameter Controlled Polyethylene and Crosslinked Polyethylene (PEX) Pipe and Tubing. DATES: The effective date of the DFR is January 1, 2027. FOR FURTHER INFORMATION CONTACT: Brianna Wilson, Transportation Specialist, by phone at 771-215-0969 or by email at brianna.wilson@dot.gov. SUPPLEMENTARY INFORMATION: On April 24, 2026, PHMSA published a DFR titled “Pipeline Safety: Standards Update—ASTM F1055” (91 FR 21997). The DFR amended regulations at 49 CFR part 192 to incorporate the reapproved 2022 edition of ASTM F1055, Standard Specification for Electrofusion Type Polyethylene Fittings for Outside Diameter Controlled Polyethylene and Crosslinked Polyethylene (PEX) Pipe and Tubing (ASTM F1055) by reference. Reference to the reapproved 2022 edition of ASTM F1055 will replace existing references within § 192.283(a) and Appendix B to Part 192 to ASTM F1055-16a, Standard Specification for Electrofusion Type Polyethylene Fittings for Outside Diameter Controlled Polyethylene and Crosslinked Polyethylene (PEX) Pipe and Tubing, approved November 15, 2016. PHMSA issued the DFR under the procedures set forth at 49 CFR 190.339. In accordance with those procedures, PHMSA stated in the DFR that if no adverse comments were received, the DFR would become effective on January 1, 2027. PHMSA did not receive any comments that warranted withdrawal of the DFR; therefore, this rule will become effective as scheduled. Issued in Washington, DC under authority delegated in 49 CFR 1.97. Keith J. Coyle, Chief Counsel. [FR Doc. 2026-15580 Filed 7-30-26; 8:45 am] BILLING CODE 4910-60-P