# Transportation Systems Solutions — Hazardous Materials Safety Interpretation

**Citation:** 03-0022  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2003-03-20

03-0022 response to Transportation Systems Solutions concerning 173.150.

## Document text

<<<PAGE 1>>>

U.S. Department
Research and
of Transportation
Washington, D.G. 20590
400 Seventh St., S.W.
Special Programs
Administration
MAR 2 O 2003
Mr. Peter Olsen
Transportation Systems Solutions
Ref. No. 03-0022
318 Hampshire Lane
Crystal Lake,
Illinois 60014
Dear Mr. Olsen:
This is in response to your letter regarding the exception
Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180).
covering aqueous solutions of alcohol in $ 173.150(e) of the
§ 173.150 (e) means a hazardous material as defined in S 171.8.
Specifically, you ask if the "hazardous material" as used in
hazardous material as defined in S 171.8.
The answer is yes. The aqueous solution may not contain any other
Sincerely
Sonna
Transportation Regulations Specialist
Office of Hazardous Materials Standards
173.150
030022
• 30023030

<<<PAGE 2>>>

61/26/2003
08:26
8154790897
TSS
PAGE 02
BAH
3173.150 (e)
Transportation Systems Solutions
Definitions
318 Hampshire Lane
03-0022
Crystal Lake
815-479-0897
Illinois, 60014
To whom it may concern,
Transportation Systems Solutions respectfully requests interpretation of 49 CFR
173.150(e) namely the exception covering aqueous solutions of alcoho
specifically with regard to the wording "no other hazardous material".
material" as used within the terms of this exception. The clarification sought is to
Transportation Systems Solutions requests clarification of the term "hazardous
determine if the use of this term is in context with the definition of "hazardous
criteria for hazard classes and divisions in 49 CFR Part 173.
material" as defined in 49 CFR 171,8 namely a material that meets the defining
I thank you for your time. Should you have any questions please don't hesitate to
contact me at 815-479-0897, by return fax or e-mail at pbwolsen@aol.com.
Kind Regards
TiCh
Peter Olsen
TSS

## Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2003/030022.pdf>
- Source ID: `phmsa`
- SHA-256: `330e2339b372c4f68f0beb1742adc043ae0e47eaf666e2cbc5c9653d8c153df6`
- Retrieved: 2026-08-20T00:59:31.977Z
- Exported: 2026-08-24T09:21:09.526Z
- Document slug: `phmsa-interpretation-03-0022`

### Source metadata

```json
{
  "materialSubtype": "interpretation",
  "interpretationArea": "hazardous_materials",
  "representation": "full_text_from_official_pdf",
  "companies": [
    "Transportation Systems Solutions"
  ],
  "individuals": [
    "Mr Peter Olsen"
  ],
  "refIds": [
    "03-0022"
  ],
  "catalogDates": [
    "2003-03-20"
  ],
  "catalogParts": [
    173
  ],
  "catalogRowCount": 1,
  "sourceRecordUrls": [
    "https://www.phmsa.dot.gov/node/53901"
  ],
  "linkedAttachmentUrls": [],
  "unavailableResponseUrls": [],
  "duplicateRepresentationUrls": [],
  "citedSections": [
    "173.150",
    "173.150(e)",
    "171.8"
  ],
  "catalogPageUrls": [
    "https://www.phmsa.dot.gov/regulations/title49/section/173150"
  ],
  "pdfUrls": [
    "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2003/030022.pdf"
  ],
  "representations": [
    {
      "viewUrl": "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2003/030022.pdf",
      "detailUrl": null,
      "detailHtmlPath": null,
      "pdfUrl": "https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2003/030022.pdf",
      "pdfArtifactPath": "data/sources/phmsa-interpretations/03-0022-a1cb825609.pdf",
      "pdfArtifactSha256": "371c02a49f8e7f8495afaae952b597feb71ddca7f56a5ace2fb0874f24584a99",
      "extractedTextPath": "data/sources/phmsa-interpretations/03-0022-a1cb825609.v2.txt",
      "extractedTextSha256": "149365201355dda15a95fb1057d4d1727519c6b690e147574679be5d9fb05140",
      "pageCount": 2,
      "extractionVersion": 2
    }
  ],
  "caveat": "Interpretations apply regulations to the facts presented and do not create independently enforceable requirements.",
  "jurisdiction": "US"
}
```