Pipeline Safety Authorization Act of 2026 (HR9338)

Current understanding

HR9338 is a federal authorization bill reauthorizing pipeline safety regulatory authority (administered under PHMSA within DOT). As of the current status, the bill was forwarded by subcommittee to the full committee. The measure is characterized as a routine reauthorization advancing existing regulatory framework rather than introducing novel safety mechanisms.

Evidence log

• 2026-07-22 — National Security Interstate Pipeline Act: cross-connection with national-security-interstate-pipeline-act: Both are pending House pipeline-related bills in the 119th Congress; one frames interstate pipelines through a national-security lens while the other addresses PHMSA safety authorization. (novelty: 2)
• 2026-07-08 — Pipeline Safety: Repair Criteria for Hazardous Liquid and Gas Transmission Pipelines: Concurrent PHMSA rulemaking: proposed rule to modernize repair criteria for gas transmission and hazardous liquid pipelines by incorporating engineering concepts developed over the past twenty years. (novelty: 2) (novelty: 2)
• 2026-06-02 — Pipeline Safety: Breakout Tank Inspection Rule: Parallel PHMSA rulemaking activity: proposed rule to update breakout tank inspection regulations by incorporating API 653 (5th ed.) and authorizing risk-based inspection intervals. (novelty: 2)

Open questions

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