Federal Register #PHMSA-2026-1532

PHMSA Regulatory Update: Incorporation of MSS SP-75 (2025 Edition) for Pipeline Fittings

This notice from the Pipeline and Hazardous Materials Safety Administration (PHMSA) announces a regulatory update to pipeline safety standards. - Government Buyer: - Department of Transportation (DOT), Pipeline and Hazardous Materials Safety Administration (PHMSA) - OEMs and Industry Standards: - Manufacturers Standardization Society (MSS) - MSS SP-75: High-Strength, Wrought, Butt-Welding Fittings (2025 edition) - Products/Services Requested: - No products or services are being procured - The notice updates the regulatory reference for pipeline fittings to the 2025 edition of MSS SP-75 - Unique or Notable Requirements: - The update replaces the 2019 edition of MSS SP-75 with the 2025 edition in federal pipeline safety regulations (49 CFR part 195) - No procurement, solicitation, or contract is associated with this notice - The change affects compliance requirements for pipeline operators, not government purchasing

Description

PHMSA is confirming the effective date for a Direct Final Rule (DFR) published on April 24, 2026, which amends regulations at 49 CFR part 195 to incorporate by reference the updated industry standard MSS SP-75, High-Strength, Wrought, Butt-Welding Fittings. The rule will become effective on January 1, 2027. No adverse comments were received during the comment period, so the rule will proceed as scheduled. This update replaces the previous 2019 edition of MSS SP-75 with the 2025 edition in the regulations.

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