# Airgas SAFECOR — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 12-0244
- **title:** Airgas SAFECOR — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2013-02-20
- **effective on:** Not available
- **summary:** 12-0244 response to Airgas SAFECOR concerning 180.209.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0244.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0244.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-12-0244
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2012/120244.pdf
**body:**

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U.S. Department
of Transportation
Pipeline and Hazardous
Materials Safety
Administration
1200 New Jersey Avenue, SE
Washington, D.C. 20590
FEB 2 0 2013
Mr. John Anderson
Airgas SAFECOR
P.O. Box 20067
Cheyenne, WY 82003
Reference No. 12-0244
Dear Mr. Anderson:
This is in response to your October 29, 2012 e-mail requesting clarification applicable to a
previous letter of interpretation dated June 5, 2006 pertaining to markings on cylinders
under the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180).
Q 1. In your e-mail, you ask if the Pipeline and Hazardous Materials Safety
Administration (PHMSA) can confirm the validity of a letter of interpretation (06-
0093) that specifies that a cylinder owner may stamp a star on a cylinder after it has
been manufactured.
A 1. The letter of interpretation you cited (06-0093) is accurate. A cylinder owner may
mark a star on the cylinder if it complies with the provisions of§ 180.209(b), and
consent of the testing agency that performed the most recent test is obtained.
Q2. You also ask if the filler of the cylinder is not the owner, is the filler required to
obtain and/or maintain any documentation that the cylinder qualifies for the star
marking.
A2. The filler of the cylinder who is not the owner is not required to have documentation
showing that the cylinder qualifies for the star stamp. Rather, recordkeeping
requirements apply to the requalifier of the cylinder, who must retain records in
accordance with§§ 180.209(a) and 180.215. However, there are additional
provisions that apply to the filler. If the filler of the cylinder with a star marking is
not the owner, the cylinder could only be filled with a hazardous material with the
consent of the cylinder owner as required by§ 173.30l(e). Additionally, a cylinder
cannot be filled and offered in transportation unless it was requalified and marked as
required by the HMR, as stated in§ 180.205(c). So although, there is no

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documentation or records requirement under the HMR in such a scenario for the
filler, if the filler of the cylinder is concerned about the validity of the star marking
on a cylinder, PHMSA recommends that the filler request documentation from the
cylinder owner verifying that the cylinder qualifies for the star stamp in accordance
with § 180.209(b ).
I hope this satisfies your request.
Sincerely,
v /!// e> t
.=~~ -~7€:ij;0.z:_
T. Glenn Foster
Chief, Regulatory Review and Reinvention Branch
Standards and Rulemaking Division
2

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Drakeford, Carolyn (PHMSA)
From:
Sent:
To:
Cc:
Subject:
Attachments:
Foster, Glenn (PHMSA)
Wednesday, October 31, 2012 11:28 AM
Drakeford, Carolyn (PHMSA)
Betts, Charles (PHMSA); Billings, Delmer (PHMSA); Kelley, Shane (PHMSA); Pfund, Duane
(PHMSA); Supko, Ben (PHMSA)
FW: Airgas request for clarification regarding Letter of Interpretation 06-0093
DOT Interpretation 06-0093.pdf
Carolyn,
Please have this checked in as a formal request for a letter or interpretation.
Thanks,
Glenn
From: John Anderson (SAFECOR) [mailto:John.Anderson.SAFECOR@Airgas.com]
Sent: Monday, October 29, 2012 9:57PM
To: Foster, Glenn (PHMSA)
Subject: Airgas request for clarification regarding Letter of Interpretation 06-0093
Good evening,
Per our recent conversations earlier in October, Airgas is requested further clarification regarding the above mentioned
Letter of Interpretation.
As explained during our conversations we have a customer who is using this Letter of Interpretation as authorization to
stamp a star on DOT rated cylinders they purchased from an off shore manufacturer. They are then sending the cylinders
to us for fill. It is clear that the star stamp does not match the original markings on the cylinder/was not stamped at the time
of mfg.
Now for the questions:
• Does the DOT still stand behind this Letter of Interpretation allowing a cylinder owner to stamp a star on a cylinder
after it has been manufactured?
j Is the filler of the cylinder (if different than the owner) required to obtain and/or maintain any proof from the cylinder
owner that the cylinder qualifies for the star? If the answer is Yes what proof/documentation does the DOT
require?
The practice of allowing someone other than the cylinder manufacturer or the cylinder requalifier to stamp a star on a
cylinder is disturbing. As the filler of a very larger number of cylinders it is troubling to think that someone other than the
cylinder manufacturer or cylinder requalifier could place a mark on a cylinder that would double its test cycle life.
Thank you for your response.
John Anderson
Airgas SAFECOR
P.O. Box 20067
Cheyenne, WY 82003
Phone 1-307-778-8809
Fax 1-307-778-7497
john.anderson@airgas.com
1

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u.s. Department
of Transportation
Pipeline and
Hazardous Materials Safety
Administration
JUN 5 2006
Mr. Bill Korzeniewski
Air Liquide
318 Hampshire Lane
Crystal Lake, 1L 60014
400 Seven1h Street, S.W.
Washington, D.C. 20590
Ref. No. 06-0093
Dear Mr. Korzeniewski:
This is in response to your April 6, 2006 letter requesting clarification regarding the
applicability of the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180) to
marking of cylinders. Your scenario is based on the marking of a cylinder with a star
under the provisions in § 180.209(b) when the star is used to indicate the cylinder has a
requalification period of ten years instead of five. Your questions are paraphra:>ed and
answered below.
Ql. Is the owner of a cylinder authorized to stamp a star on the cylinder, or is it only
allowed to be done by the testing agency?
Al. The cylinder owner may mark a star on the cylinder if it complies with the provisions
in § 180.209(b ), and the consent of the testing agency that perfonned the most recent test
is obtained.
Q2. May an owner of a cylinder stamp a star on a cylinder that has been in service and
there is supporting documentation that the cylinder has met all the criteria of
§ 180.209(b)(l)?
A2. The answer is yes, if the cylinder has not been in service over five years. Also, see
Al.
I hope this information is helpful.
Hattie L. Mitchell, Chief
Regulatory Review and Reinvention
Office of Hazardous Materials Standards
If If 1111111 1111 I Ill
060093
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