# Scenic Airlines, Inc. — Hazardous Materials Safety Interpretation

**Citation:** 00-0147  
**Type / status:** guidance / guidance  
**Agency:** Pipeline and Hazardous Materials Safety Administration  
**Effective:** Not stated  
**Published:** 2000-09-29

00-0147 response to Scenic Airlines, Inc. concerning 175.10.

## Document text

<<<PAGE 1>>>

U.S. Department
of Transportation
Washington, D.C.
Special Programs
Research and
SEP 2 9 2000
Administration
Mr. Tom O'Dell
Ref. No. 00-0147
Director of Training
2705 Airport Drive
Scenic Airlines, Inc.
North las Vegas, NV 89030
Dear Mr. O'Dell:
This is in response to your letter regarding the transportation
Materials regulations (HMR; 49 CFR Parts 171-180). You inquire
of air carrier company materials (COMAT) under the Hazardous
whether an air carrier, who has elected not to carry hazardous
materials, may transport items of replacement that are subject to
the HMR on their passenger carrying aircraft.
Part 175 of the HMR applies to the acceptance, loading, and
transportation of hazardous materials in any aircraft in the
United States and in
aircraft of U.S. registry anywhere in air
Section 175.10 (a) (2) of the HMR contains certain
limited exceptions for hazardous materials required in accordance
with applicable airworthiness requirements
and operating
limited exceptions to the packaging requirements of the HMR for
regulations under 14 CFR.
In addition, this section contains
COMAT items of replacement (spares)
for these hazardous
materials.
An air carrier who transports COMAT is subject to the
package quantity and compartment limitations, discrepancy and
training, marking, labeling, shipping paper and certification,
incident reporting, and notification of pilot-in-command
requirements of the HMR. See enclosed advisory guidance Notice
No. 96-25
(61 FR 65479; December 13,1996) and other informational
materials.
Under the Federal Aviation Regulations, an air carrier that
transports COMAT must have an FAA approved hazardous materials
(dangerous goods) program or it must offer the COMAT to another
carrier authorized to transport hazardous materials. To obtain
additional information concerning the transportation of COMAT or
to inquire about hazardous materials program approval, you may
contact the FAA Civil Aviation Security Dangerous Goods Program
office at (202) 267-7530 or visit their Internet website at
http://cas.faa.gov/cas/dgp.htm.
000147
175.10

<<<PAGE 2>>>

be of
I trust this answers your questions.
further
Please
contact us if we can
assistance.
Sincerely,
Hothe z mithell
Hattie L. Mitchell
Office
Chief,
• of Hazardous Materials Standards
Regulatory Review and Reinvention
Enclosures

<<<PAGE 3>>>

05/16/2000 09:28
702-538-3315
SCENIC AIRLINES
PAGE 01
BENg
IRLINES
SCENIC AIRLINES. INC.
Gateway to the National Parks...
- And Bezond!:
Stevens
$ 175.10
May 16, 2000
00 - 0147
Hazardous Materials Information Center
Attr: Edward Mazzullo
Director of OHMS
We would appreciate some clarification on the shipping of aircraft batteries, aircraft
motor oil, tires, and other necessary items pertaining to the operation of our fleet of
aircraft.
We understand that we can ship an aircraft battery but it can not go as COMAT and must
have a bill of laden or other paper work. It must be properly packaged, with label ever
hough we do not carry DG/HM
Could you please explain in plain language how we can ship these items on a passenger
aircraft under FAR part 121 and still not be in violation.
Thank you for your help,
Tom O'Dell Tom ODell
Director of Training
Fax 702 638 3315
2705 Airmort Drive. Math d

## Provenance

- Official: Yes
- Source: <https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2000/000147.pdf>
- Source ID: `phmsa`
- SHA-256: `b6ae523868529c9dc7cb248992d1c878ce9f74ceeb8bc3c338691f9a51e3b5cd`
- Retrieved: 2026-08-20T00:59:31.977Z
- Exported: 2026-08-22T20:07:54.515Z
- Document slug: `phmsa-interpretation-00-0147`

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