# U.S. Department of the Interior — Hazardous Materials Safety Interpretation

**Citation:** 14-0145  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2014-10-01

14-0145 response to U.S. Department of the Interior concerning 173.54, 175.1, 175.10.

## Document text

14-0145. Organizations: U.S. Department of the Interior. Recipients: Kim A Thorsen. Cataloged sections: 173.54, 175.1, 175.10. The catalog exposes only a linked correspondent attachment; no agency response body is mirrored or indexed.

## Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/node/45776>
- Source ID: `phmsa`
- SHA-256: `29a4d553acbad4bd9a7fa636bf8696005e54481c7462cb4f3658ae6ac2989c37`
- Retrieved: 2026-08-20T00:59:31.977Z
- Exported: 2026-08-22T19:16:43.046Z
- Document slug: `phmsa-interpretation-14-0145`

### Source metadata

```json
{
  "materialSubtype": "interpretation",
  "interpretationArea": "hazardous_materials",
  "representation": "catalog_metadata_with_link_only_correspondent_attachment",
  "companies": [
    "U.S. Department of the Interior"
  ],
  "individuals": [
    "Kim A Thorsen"
  ],
  "refIds": [
    "14-0145"
  ],
  "catalogDates": [
    "2014-10-01"
  ],
  "catalogParts": [
    173,
    175
  ],
  "catalogRowCount": 3,
  "sourceRecordUrls": [
    "https://www.phmsa.dot.gov/node/45776"
  ],
  "linkedAttachmentUrls": [
    "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2014/attachments_013474_original_140145.pdf"
  ],
  "unavailableResponseUrls": [],
  "duplicateRepresentationUrls": [],
  "citedSections": [
    "173.54",
    "175.1",
    "175.10"
  ],
  "catalogPageUrls": [
    "https://www.phmsa.dot.gov/regulations/title49/section/17354",
    "https://www.phmsa.dot.gov/regulations/title49/section/1751",
    "https://www.phmsa.dot.gov/regulations/title49/section/17510"
  ],
  "pdfUrls": [],
  "representations": [],
  "caveat": "Interpretations apply regulations to the facts presented and do not create independently enforceable requirements.",
  "jurisdiction": "US"
}
```