Liquid pipeline safety rules switch to a newer butt-welding fittings standard
Hazardous liquid pipeline safety rules will cite a newer edition of Manufacturers Standardization Society (MSS) SP-75, the industry standard for high-strength butt-welding fittings, in place of the version six years older. Operators may follow the newer version before the switch.
Who it affects
Hazardous liquid pipeline operators
When
This rule takes effect on January 1, 2027.
- : Published in the Federal Register
- : This rule takes effect
Official text
FR Doc. 2026-08050: Pipeline Safety: Standards Update-MSS SP-75
On Federal Register. The official text is what counts; read it before you act.
Not legal advice. Plain-English summaries to help you find what changes and when. Not legal advice: read the official text, and ask a lawyer about your situation.