Subpart A—General14Subpart B—Materials10Subpart C—Pipe Design14Subpart D—Design of Pipeline Components36Subpart E—Welding of Steel in Pipelines10Subpart F—Joining of Materials Other Than by Welding9Subpart G—General Construction Requirements for Transmission Lines and Mains16Subpart H—Customer Meters, Service Regulators, and Service Lines19Subpart I—Requirements for Corrosion Control26Subpart J—Test Requirements10Subpart K—Uprating4Subpart L—Operations26Subpart M—Maintenance34Subpart N—Qualification of Pipeline Personnel5Subpart O—Gas Transmission Pipeline Integrity Management26Subpart P—Gas Distribution Pipeline Integrity Management (IM)8
Regulationcurrent
49 CFR 192.451
Scope.
Current as of 2026-08-18 Government source
eCFR editorial compilationAuthoritative but unofficial
RegulusPipeline research