# Transportation Compliance Associates, Inc. — Hazardous Materials Safety Interpretation

**Citation:** 14-0142  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2014-12-23

14-0142 response to Transportation Compliance Associates, Inc. concerning 171.8, 173.156, 173.306.

## Document text

14-0142. Organizations: Transportation Compliance Associates, Inc.. Recipients: Mr. Mike Alston. Cataloged sections: 171.8, 173.156, 173.306. 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/43611>
- Source ID: `phmsa`
- SHA-256: `e8fc2daa1aa70cec108e2e5c44187921139a34ea5272643e31714d7f3f84031d`
- Retrieved: 2026-08-20T00:59:31.977Z
- Exported: 2026-08-23T04:13:04.066Z
- Document slug: `phmsa-interpretation-14-0142`

### Source metadata

```json
{
  "materialSubtype": "interpretation",
  "interpretationArea": "hazardous_materials",
  "representation": "catalog_metadata_with_link_only_correspondent_attachment",
  "companies": [
    "Transportation Compliance Associates, Inc."
  ],
  "individuals": [
    "Mr. Mike Alston"
  ],
  "refIds": [
    "14-0142"
  ],
  "catalogDates": [
    "2014-12-23"
  ],
  "catalogParts": [
    171,
    173
  ],
  "catalogRowCount": 3,
  "sourceRecordUrls": [
    "https://www.phmsa.dot.gov/node/43611"
  ],
  "linkedAttachmentUrls": [
    "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2014/attachments_013683_original_140142.pdf"
  ],
  "unavailableResponseUrls": [],
  "duplicateRepresentationUrls": [],
  "citedSections": [
    "171.8",
    "173.156",
    "173.306"
  ],
  "catalogPageUrls": [
    "https://www.phmsa.dot.gov/regulations/title49/section/1718",
    "https://www.phmsa.dot.gov/regulations/title49/section/173156",
    "https://www.phmsa.dot.gov/regulations/title49/section/173306"
  ],
  "pdfUrls": [],
  "representations": [],
  "caveat": "Interpretations apply regulations to the facts presented and do not create independently enforceable requirements.",
  "jurisdiction": "US"
}
```