# Pipeline Safety: Standards Update-ASME B31.4

**Action Urgency Score:** 30/100

| Field | Value |
|---|---|
| Agency | Transportation Department; Pipeline and Hazardous Materials Safety Administration |
| Type | Final rule |
| Action | Withdrawal of direct final rule (DFR). |
| Published | 2026-07-31 |
| Effective | 2026-07-31 |
| Significant | No |
| CFR parts | 49 CFR 195 |
| Summary | PHMSA is withdrawing the DFR titled "Pipeline Safety: Standards Update--ASME B31.4," which published on April 24, 2026. |
| Document number | 2026-15579 |

## Why this score
- Final rule.

Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/07/31/2026-15579/pipeline-safety-standards-update-asme-b314). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.