In order to bring you the best possible user experience, this site uses Javascript. If you are seeing this message, it is likely that the Javascript option in your browser is disabled. For optimal viewing of this site, please ensure that Javascript is enabled for your browser.
[Header] PHMSA - U.S. Department of Transportation - Pipeline and Hazardous materials Safety Adminis
Advanced Search
PHMSA Home
Hazmat Interpretations by Regulation

Search Interpretations

49 CFR 173.56 Interpretations

Shippers-General Requirements For Shipments and Packagings:
New explosives-definition and procedures for classification and approval (View the Regulation)

Date PHMSA ID Company (or Individual)
Dec 13, 2012 12-0198 Pacific Scientific Energetic Materials Company
Mar 21, 2012 11-0276 Mr. Lawrence W. Bierlein
Apr 8, 2011 10-0171 AWE
Dec 22, 2010 10-0253 AVOX Systems Inc.
Dec 22, 2010 10-0222 Environmental Resource Center
Nov 24, 2010 10-0177 CSE Corporation
Jul 20, 2010 10-0110 Canadian Defense Liaison Staff
May 28, 2010 10-0087 US Dynamics Corporation
Aug 14, 2009 09-0015 MDM Ltd. & Black Mag Industries
Jun 9, 2009 09-0061 Thompson Hine LLP
Apr 10, 2009 09-0022 NASA Wallops Flight Facility
Apr 8, 2009 09-0013 Clean Harbors Environmental Services, Inc.
Mar 10, 2009 08-0300 DeOrchis & Partners, LLP
Dec 23, 2008 08-0185 EHS Associates, Inc.
Nov 6, 2008 08-0179 DeOrchis & Partners, LLP
Jul 27, 2007 07-0044 western Kentucky University
Feb 12, 2007 06-0157 Regulatory Resources
Oct 13, 2006 06-0194 North American Automotive Hazmat Action Committee
Nov 2, 2005 05-0230 U.S. Department of Labor
Dec 23, 2004 04-0273 RUAG Ammorech GmbH
Jun 17, 2004 04-0121 General Dynamics - OTS
May 26, 2004 04-0113 General Dynamics - OTS
Dec 11, 2002 02-0218 Alliant Techsystems, Twin Cities Arsenal
Aug 28, 2002 02-0198 Applied Biosystems
Nov 15, 2001 01-0262 BAE Systems, Ordnance Systems, Inc.
Careers  |  Contact Us  |  No Fear  |  Privacy Policy  |  FOIA  |  Accessibility  |  FAQs  |  Web Policies  |  Site Map  |  Download Acrobat