# COSTHA — Hazardous Materials Safety Interpretation

- **operation:** document
- **citation:** 16-0014
- **title:** COSTHA — Hazardous Materials Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 2016-07-20
- **effective on:** Not available
- **summary:** 16-0014 response to COSTHA concerning 178.702, 178.705, 178.706, 178.707.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-16-0014.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-16-0014.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-16-0014
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/2016/160014.pdf
**body:**

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U.S. Department
of Transportation
Pipeline and Hazardous
Materials Safety
Administration
1200 New Jersey Avenue, SE
Washingt~m, D.C. 20590
JUL 2 0 2016
L' Gena Shaffer
COSTHA
10 Hunter Brook Lane
Queensbury, NY 12804
Ref. No. 16-0014
Dear Ms. Shaffer:
This responds to your January 26, 2015 email requesting clarification of the Hazardous
Materials Regulations (HMR; 49 CFR Parts 171-180) applicable to IBC codes. Specifically,
you note that a final rule published on January 8, 2015 [(HM-215M); 80 FR 1075] amended
the HMR to authorize certain solid materials to be packaged in accordance with Special
Provision "IB8" (IBC code). Additionally, you state that this change is not reflected in
§§ l 78.702(a)(l) and l 78.707(a)(5) given that both sections indicate that a packaging
meeting the requirements for a Specification 31HZ1 IBC is only authorized for liquids. You
ask if this was an editorial oversight.
The answer is no. Sections 178.702(a) and l 78.707(a) address nomenclature for UN
Specification IBCs designed for transport of liquids. We do not believe a conforming change
needs to be implemented. Final rule HM-215M did reinstate UN specification 3 lHZl, along
with several other UN specification IBCs, for liquid material as authorized packaging under
IBC Codes IB4 through IB8 assigned to certain solid material. Prior to removal of the IBC
specifications (for liquids) from IBC Codes IB4 through IB8 under rulemakings HM-215K
[76 FR 3307] and HM-215L [78 FR 987] there was not an indication in either
§§ 178.702(a)(l) or 178.707(a)(5) that solids were authorized in these packagings.
Moreover, there was also not an indication in§§ 178.705(a) and 178.706(a) for metal and
rigid IBCs, respectively, designed for liquids that were also authorized packagings for certain
solids. Making a conforming edit would entail more than just the sections you reference
associated with UN Specification 3 lHZl IBC. Furthermore, this provision of the HMR is
currently harmonized with the revisions to the UN Model Regulations.

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At this time, we do not believe an amendment to include a reference to solid materials is
necessary or appropriate.
I trust this satisfies your inquiry. Please contact us if we can be of further assistance.
Sincerely,
•''·/' ~ ...... ~7
/;/L.?:/~·~
/6irk Der ~r~/ .r ~
Chief, Standards Development Branch
Standards and Rulemaking Division

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Goodall, Shante CTR (PHMSA)
From: Foster, Glenn (PHMSA)
Sent: To: Cc: Wednesday, January 27, 2016 7:08 AM
Dodd, Alice (PHMSA); Goodall, Shante CTR (PHMSA)
Wiener, Aaron (PHMSA); Stevens, Michael (PHMSA); Betts, Charles (PHMSA);
DerKinderen, Dirk (PHMSA); Foster, Glenn (PHMSA); Kelley, Shane (PHMSA); Pfund,
Duane (PHMSA); Supko, Ben (PHMSA)
Subject: Question on IBC's & HM215M
Alice I Shante,
Please have the email below checked in as a request for a letter of interpretation and assign it to a Specialist.
Thanks,
Glenn
From: Stevens, Michael (PHMSA)
Sent: Tuesday, January 26, 2016 12:01 PM
To: 'L'Gena Shaffer'
Cc: Lara Currie; Chris Yakush; Tom Ferguson; Foster, Glenn (PHMSA); Betts, Charles (PHMSA); Wiener, Aaron (PHMSA)
Subject: RE: Question on IBC's & HM215M
What you sent is sufficient to generate a request for interpretation. Thanks again.
From: L'Gena Shaffer [mailto:Lgena@costha.com]
5ent: Tuesday, January 26, 2016 11:57 AM
To: Stevens, Michael (PHMSA)
Cc: Lara Currie; Chris Yakush; Tom Ferguson; Foster, Glenn (PHMSA); Betts, Charles (PHMSA); Wiener, Aaron (PHMSA)
Subject: RE: Question on IBC's & HM215M
Happy 2016 to you as well!
Thank you so much for the prompt response Michael!
Will you be able to take the email request for the interpretation or do you need something more formal?
Best regards,
,t,'tp,ea S~, CDGP
Technical Consultant
COSTHA
10 Hunter Brook Lane
Queensbury, NY 12804
http://www.costha.com
lgena@costha.com
0: 518-761-0389 Extn. 206
COSTHA Office: 518-761-0389
F: 518-792-7781
COSTHA 2016 Annual Forum & Expo -April 24-27 - Clearwater, FL
1

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\
·~STH}>
CONFIDENTIAL: UNAUTHORIZED USE OR DISCLOSURE IS STRICTLY PROHIBITED.
This information is intended to provide interpretative and authoritative information in regard to the subject
matter covered as a service to our clients and has been answered to the best of our ability based on the
information provided to us. We do not guarantee the accuracy or completeness of any such interpretation or
information, however, nor do we warrant that compliance with any advice we provide will guarantee
compliance with any legal or regulatory requirements. Our statements or opinions do not convey legal
interpretation and government authorities or legal counsel should be contacted for such a response.
From: michael.stevens@dot.gov [mailto:michael.stevens@dot.go'[]
Sent: Tuesday, January 26, 2016 11:25 AM
To: L'Gena Shaffer <Lgena@costha.com>
Cc: Lara Currie <Lara@costha.com>; Chris Yakush <Chris@costha.com>; Tom Ferguson <Tom@costha.com>;
Glenn.Foster@dot.gov; charles.betts@dot.gov; Aaron.Wiener@dot.gov
Subject: RE: Question on IBC's & HM215M
Greetings and Happy New Year L'Gena,
Because IB8 is indicated in column 7 of the§ 172.101 HMT for UN1727 and a 31HZ1 composite IBC is indicated in IB8 of
the§ 172.102(c)(4) Table 1 list of IBC Codes, I see absolutely no reason a 31HZ1 composite IBC can't be used for an
authorized solid as the HMR is currently written. In my opinion, we can editorially revise the construction requirements
in part 178 for consistency purposes at our earliest opportunity and respond to your request for clarification through an
interpretation without having to file a petition with PHMSA for a rule change. Thank you for bringing this matter to our
attention.
Best,
Michael
From: L'Gena Shaffer [mailto:Lgena@costha.com]
Sent: Tuesday, January 26, 2016 10:26 AM
To: Stevens, Michael (PHMSA)
Cc: L'Gena Shaffer; Lara Currie; Chris Yakush; Tom Ferguson
Subject: Question on IBC's & HM215M
Michael,
We'd like to get your opinion on a potential oversight that occurred during the harmonization rulemaking HM-
215M. Would you please review the information below and if an error please advise if this can be corrected as
an oversight or if a petition is required?
In HM 215M, PHMSA aligned the HMR with the UN Model Regulations allowing the use of 31 HZ1 for the
shipment of solid materials. The hazmat table authorizes the use for this type of IBC under 188 for the
shipment of UN1727, which is a stable solid with no liquid phase. However, §178.707(a)(5) and
§178.702(a)(1) do not reflect this change; both sections still only show 31 HZ1 as being approved for liquids
only.
mmonium hydrogendifluoride, solid 8UN1727 118 188, IP2, IP4, N34, T3, TP33154 212 240
2

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Here is the HM215M text concerning this change.
fu fi.vo final rules published in the
Federal Register on January 19, 2011
(76 FR 3308~ HM-215K) and January 7,
2013 (78 FR 988; HM-215L) the Table
1 (IBC Codes) in paragraph (c)(4) were
editorially revised to remove UN
Specifications 31A .• 31B, 31N, 31H1,
31H2, 31HZ1, and 31HZ2 from IBC
Codes IB4 through IBB. The revisions
were consistent with amendments to the
UN Model Regulations that removed the
specifications from the indicated codes
in the table because IBC Codes IB4
through IBB are assigned to solids,
whereas, UN Specifications 31A, 31B.
31N, 31H1, 31H2, 31HZ1, and 31HZ2
are authorized for transportation of
liquids and IBC Codes IB1 through IB3
and are assigned to liquid materials
only. Information presented to the UN
Committee of Experts on the Transport
Best regards,
~·~s*',CDGP
Technical Consultant
COSTHA
10 Hunter Brook Lane
Queensbury, NY 12804
http://www.costha.com
lgena@costha.com
0: 518-761-0389 Extn. 206
COSTHA Office: 518-761-0389
F: 518-792-7781
COSTHA 2016 Annual Forum & Expo -April 24-27 - Clearwater. FL
of Dangerous Goods (UNCOE) in thi.s
last biennium indicated that the
removal of the above UN Speci.fications
from IBC Codes IB4 through IBB has
created a problem. Prior to
implementation of these revisions,
certain liquid IBC types were used to
transport powdery solids and solids that
become liquid under conditions of
transport. These solids may be loaded
and unloaded from the IBC in liquid
form raising the question of whether the
remaining IBCs, which are intended for
gravity or pressure discharge, are
appropriate. The UN sub-committee
adopted a proposal to reinstate the IBCs
that were previously authorized. In this
final rule. \Ve are harmonizing with the
UN Model Regulations by revising the
IBC Codes IB4 through IBB in paragraph
{c){4), Table 1 (IBC Codes) to reinstate
IBC's previously authorized.
~STHA>
CONFIDENTIAL: UNAUTHORIZED USE OR DISCLOSURE IS STRICTLY PROHIBITED.
This information is intended to provide interpretative and authoritative information in regard to the subject
matter covered as a service to our clients and has been answered to the best of our ability based on the
information provided to us. We do not guarantee the accuracy or completeness of any such interpretation or
information, however, nor do we warrant that compliance with any advice we provide will guarantee
compliance with any legal or regulatory requirements. Our statements or opinions do not convey legal
interpretation and government authorities or legal counsel should be contacted for such a response.
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