# Institute of Makers of Explosives — Hazardous Materials Safety Interpretation

**Citation:** 14-0171  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2015-01-28

14-0171 response to Institute of Makers of Explosives concerning 173.24, 173.24a, 173.24b, 173.27, 173.54.

## Document text

14-0171. Organizations: Institute of Makers of Explosives. Recipients: Ms. Cynthia Hilton. Cataloged sections: 173.24, 173.24a, 173.24b, 173.27, 173.54. 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/50976>
- Source ID: `phmsa`
- SHA-256: `4382d64f8062e465b6ac085dc33f4d166de8f656c827c4b27e6948732d059705`
- Retrieved: 2026-08-20T00:59:31.977Z
- Exported: 2026-08-22T07:30:46.728Z
- Document slug: `phmsa-interpretation-14-0171`

### Source metadata

```json
{
  "materialSubtype": "interpretation",
  "interpretationArea": "hazardous_materials",
  "representation": "catalog_metadata_with_link_only_correspondent_attachment",
  "companies": [
    "Institute of Makers of Explosives"
  ],
  "individuals": [
    "Ms. Cynthia Hilton"
  ],
  "refIds": [
    "14-0171"
  ],
  "catalogDates": [
    "2015-01-28"
  ],
  "catalogParts": [
    173
  ],
  "catalogRowCount": 5,
  "sourceRecordUrls": [
    "https://www.phmsa.dot.gov/node/50976"
  ],
  "linkedAttachmentUrls": [
    "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2015/attachments_013733_original_140171.pdf"
  ],
  "unavailableResponseUrls": [],
  "duplicateRepresentationUrls": [],
  "citedSections": [
    "173.24",
    "173.24a",
    "173.24b",
    "173.27",
    "173.54"
  ],
  "catalogPageUrls": [
    "https://www.phmsa.dot.gov/regulations/title49/section/17324",
    "https://www.phmsa.dot.gov/regulations/title49/section/17324a",
    "https://www.phmsa.dot.gov/regulations/title49/section/17324b",
    "https://www.phmsa.dot.gov/regulations/title49/section/17327",
    "https://www.phmsa.dot.gov/regulations/title49/section/17354"
  ],
  "pdfUrls": [],
  "representations": [],
  "caveat": "Interpretations apply regulations to the facts presented and do not create independently enforceable requirements.",
  "jurisdiction": "US"
}
```