# Transportation of Hazardous Liquids by Pipeline; Qualification of Welders (PS-79)

**Citation:** PHMSA-2015-0163  
**Type / status:** rulemaking / current  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** Not stated

Transportation of Hazardous Liquids by Pipeline ; Qualification of Welders (PS-79)

## Document text

Transportation of Hazardous Liquids by Pipeline ; Qualification of Welders (PS-79)

## Provenance

- Official: Yes
- Source: <https://www.regulations.gov/docket/PHMSA-2015-0163>
- Source ID: `regulations-gov`
- SHA-256: `16d0d28f90d05a7e6984d273d9691fc43b9c527641135aad5c185cf92cf8ac85`
- Retrieved: 2026-08-20T02:11:23.714Z
- Exported: 2026-08-26T14:44:01.165Z
- Document slug: `regulations-gov-phmsa-2015-0163`

### Source metadata

```json
{
  "docketId": "PHMSA-2015-0163",
  "docketType": "Rulemaking",
  "agencyId": "PHMSA",
  "lastModifiedDate": "2015-07-09T17:03:31Z",
  "collectionQuery": "PHMSA pipeline",
  "metadataOnly": true,
  "jurisdiction": "US"
}
```