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 195 to incorporate by reference the updated industry standard MSS SP-75, High-Strength, Wrought, Butt-Welding Fittings.
Source
https://www.federalregister.gov/documents/2026/07/31/2026-15575/pipeline-safety-standards-update-mss-sp-75Document officiel chez le régulateur. Citez toujours cette URL — et non la page de détail Vantage — dans les preuves de conformité.