# Pipeline Safety: Standards Update - PPI-TR 4

**Citation:** PHMSA-2025-0132  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** Not stated

Pipeline Safety: Standards Update - PPI-TR 4

## Document text

Pipeline Safety: Standards Update - PPI-TR 4

## Provenance

- Official: Yes
- Source: <https://www.regulations.gov/docket/PHMSA-2025-0132>
- Source ID: `regulations-gov`
- SHA-256: `25543b9949b8cec2d41734c6239615d93a12382c7f2686cc2beb04b080b75790`
- Retrieved: 2026-08-20T02:11:23.714Z
- Exported: 2026-08-24T03:23:39.716Z
- Document slug: `regulations-gov-phmsa-2025-0132`

### Source metadata

```json
{
  "docketId": "PHMSA-2025-0132",
  "docketType": "Rulemaking",
  "agencyId": "PHMSA",
  "lastModifiedDate": "2025-10-02T20:58:20Z",
  "collectionQuery": "PHMSA pipeline",
  "metadataOnly": true,
  "jurisdiction": "US"
}
```