Pipeline Safety: Incorporation by Reference of API 5L and API 1104

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Pipeline and Hazardous Materials Safety AdministrationOfficial agency material

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Pipeline Safety: Incorporation by Reference of API 5L and API 1104... 44th edition of API 5L, "Specification for Line Pipe" and the 20th edition of API 1104, "Welding of Pipelines ... direct final rule because PHMSA is retaining the current standards and this rulemaking would provide pipeline

This material provides agency context. It does not replace binding regulatory text, and its legal effect depends on the underlying authority and facts.