# Lithium Battery Service GbR — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 21-0099
- **title:** Lithium Battery Service GbR — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2021-12-08
- **effective on:** Not available
- **summary:** 21-0099 response to Lithium Battery Service GbR concerning 172.332, 172.504.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-21-0099.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-21-0099.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-21-0099
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/docs/standards-rulemaking/hazmat/interpretations/76146/210099.pdf
**body:**

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U.S. Department
of Transportation
Pipeline and Hazardous
Materials Safety
Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
December 8, 2021
Eva Glimsche
Lithium Battery Service GbR
Sperberstr. 50e
Munich, Germany 81827
Reference No. 21-0099
Dear Ms. Glimsche:
This letter is in response to your October 29, 2021, email requesting clarification of the
Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180) applicable to transportation of
lithium batteries. We have paraphrased and answered your questions as follows:
Q1: You ask whether placards are required when shipping an energy storage system classified
as “UN3536, Lithium batteries installed in cargo transport unit, 9.”
A1: The answer is yes. Special provision 389 is assigned to that proper shipping name and
states that “the cargo transport unit shall display the UN number in a manner in
accordance with § 172.332 of this subchapter and be placarded on two opposing sides.”
Q2: You ask whether the driver of a motor vehicle transporting an energy storage system
classified as “UN3536, Lithium batteries installed in cargo transport unit, 9” is required
to have a hazmat endorsement on his or her Commercial Driver’s License (CDL).
A2: The answer is no. For purposes of 49 CFR Part 383 and the applicability of the CDL
hazmat endorsement, a “hazardous material” is defined in 49 CFR 383.5 as a material
that has been designated as hazardous under 49 U.S.C. 5103 and is required to be
placarded under Subpart F of 49 CFR Part 172; or any quantity of a material listed as a
select agent or toxin in 42 CFR Part 73. In your scenario, the cargo transport unit does
not require placards under Subpart F of 49 CFR Part 172 (see § 172.504(f)(9)).
Q3: You ask whether the Pipeline and Hazardous Materials Administration (PHMSA) has any
current proposals to require the placarding of an energy storage system classified as
“UN3536, Lithium batteries installed in cargo transport unit, 9” under Subpart F of 49
CFR Part 172.

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A3: The answer is no, PHMSA has no such proposals under consideration at this time. If you
believe a rulemaking change is warranted, we invite you to file a petition for rulemaking
in accordance with 49 CFR 106.95, 106.100, and 106.105, including all information
needed to support your petition. Your request will be evaluated for consideration in a
future upcoming rulemaking. For regulations in 49 CFR Parts 171 through 180, please
submit the petition to: Standards and Rulemaking Division, Pipeline and Hazardous
Materials Safety Administration, PHH-10, U.S. Department of Transportation, East
Building, 1200 New Jersey Avenue, SE, Washington, DC 20590-0001. Please contact
Mr. Steven Andrews in the Regulatory Review and Reinvention Branch of the Standards
and Rulemaking Division at 202-366-8553 for more information.
I hope this information is helpful. Please contact us if we can be of further assistance.
Sincerely,
Chief, Regulatory Review and Reinvention Branch
Standards and Rulemaking Division

<<<PAGE 3>>>

21-0099
Andrews
From: INFOCNTR (PHMSA)
To: Subject: Date: Dodd, Alice (PHMSA); Hazmat Interps
FW: Requesting a formal letter of interpretation on UN 3536 placarding
Friday, October 29, 2021 2:29:57 PM
Good afternoon Alice,
Please see the request for a letter of interpretation below. Please contact our office with any
questions.
Best,
Sarah (HMIC)
From: Eva Glimsche <eva.glimsche@lithium-battery-service.de>
Sent: Friday, October 29, 2021 9:16 AM
To: INFOCNTR (PHMSA) <INFOCNTR.INFOCNTR@dot.gov>
Subject: Re: Requesting a formal letter of interpretation on UN 3536 placarding
CAUTION: This email originated from outside of the Department of Transportation (DOT). Do not click on links or
open attachments unless you recognize the sender and know the content is safe.
Dear Sarah,
we need and request a formal letter of interpretation on this.
Because the oral information we received won‘t help when a UN 3536 is stopped during road
transport without placards and without hazmat driver.
Best regards
Eva
Eva Glimsche
Lithium Battery Service GbR - Sperberstr. 50e - 81827 München - Germany
Office +49 (0)89 - 43579624 - Mobile +49 (0)171 - 4958177
eva.glimsche@lithium-battery-service.de
www.lithium-battery-service.de
Am 28.10.2021 um 17:32 schrieb INFOCNTR (PHMSA) <INFOCNTR.INFOCNTR@dot.gov>:

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﻿
Dear Eva,
We have received your inquiry about the hazardous materials regulations (49 CFR Parts 171-180).
The hazardous materials regulations are available at the following URL:
https://www.ecfr.gov/cgi-bin/text-idx?
SID=1d49a3b137cb1b6fc45251074e634b44&tpl=/ecfrbrowse/Title49/49tab_02.tpl
A hazardous materials regulatory specialist would be happy to speak with you regarding your
inquiry. You may contact the Hazardous Materials Information Center, which is staffed with
regulatory specialists who can quickly answer your questions by phone, Monday through Friday, 9
AM - 5 PM EST at +1(202) 366-4488.
Sincerely,
Sarah, Hazardous Materials Specialist
An e-mail response from this office is considered informal guidance. Formal guidance may be
requested in accordance with 49 CFR 105.20. https://www.phmsa.dot.gov/standards-
rulemaking/hazmat/hazardous-materials-information-center
From: Eva Glimsche <eva.glimsche@lithium-battery-service.de>
Sent: Thursday, October 28, 2021 10:16 AM
To: INFOCNTR (PHMSA) <INFOCNTR.INFOCNTR@dot.gov>
Subject: Requesting a formal letter of interpretation on UN 3536 placarding
CAUTION: This email originated from outside of the Department of Transportation (DOT). Do not click on links or
open attachments unless you recognize the sender and know the content is safe.
Dear PHMSA Team,
herewith I request a formal letter of interpretation on the question:
1. Is a placarding of an energy storage classified as UN 3536 Lithium batteries
installed in cargo transport unit required?
In subpart F of 49 CFR part 383, §383.93 (b) (4) it reads:
(b) Endorsement descriptions. An operator must obtain State-issued endorsements to
his/her CDL to operate commercial motor vehicles which are:
(4) Used to transport hazardous materials as defined in §383.5; or
The definition for

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Hazardous materials means any material that has been designated as hazardous
under 49 U.S.C. 5103 and is required to be placarded under subpart F of 49 CFR part
172 or any quantity of a material listed as a select agent or toxin in 42 CFR part 73.
And under subpart F of 49 CFR part 172, §172.500 it reads that the only exceptions
are for those prepared as described in §173.13.
Yet an energy storage is no combination packaging but an “article” that is being
transported either without a packaging or in a CTU (sea container).
So to our understanding a placarding would be required.
2. Is a hazmat endorsement required for the driver?
Subsequently a hazmat endorsement would be required for the driver.
Yet the consensus we received orally so far is that a hazmat endorsement is not
required because special provision 389 is not included in 49 CFR, Part 172, Subpart
F. A hazmat endorsement is only required in the FMCSA regs when placarding is
required by part 172, Subpart F, and the requirement in SP 389 is in Part 172,
Subpart B. thus, no hazmat endorsement is required for the driver.
3. Considering the large amount of energy in such an energy storage classified
as UN 3536 we would like to ask if SP 389 is being discussed to be added to
part 172, Subpart F in the near future?
Thank you very much in advance for answering both questions in a formal letter of
interpretation.
Best regards
Eva Glimsche
Eva Glimsche
Lithium Battery Service GbR – Sperberstr. 50e – 81827 München
Büro 089 - 43579624 – Mobil 0171 – 4958177
eva.glimsche@lithium-battery-service.de
www.lithium-battery-service.de
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