Billing Code - PHMSA - Department of Transportation

Amendment 36-12 to the IMDG Code, and the 2013-2014 ICAO Technical Instructions,
which become effective January 1, 2013 (The IMDG Code is effective January 1, 2013;
however, the previous amendment may continue to be used until January 1, 2014).
Notable amendments to the HMR in this final rule include the following:
Update references to international regulations including the ICAO Technical
Instructions, the International Convention for the Safety of Life at Sea, the IMDG
Code, the UN Model Regulations, the UN Manual of Tests and Criteria the
Canadian Transportation of Dangerous Goods Regulations and various technical
standards.
Add, revise, or remove certain proper shipping names, hazard classes, packing
groups, special provisions, packaging authorizations, bulk packaging requirements,
and passenger and cargo aircraft maximum quantity limits from the Hazardous
Materials Table (HMT).
Adopt new HMT entries for chemical under pressure and specify acceptable bulk
and non-bulk packagings, filling limits and appropriate segregation requirements.
Adopt an exception for the transport of aircraft batteries aboard passenger aircraft
in excess of the quantity limits specified in column 9A of the HMT.
Revise the vessel stowage provisions in column 10 of the § 172.101 Hazardous
Materials Table (HMT).
Adopt minimum size requirements for the “UN” or “NA” markings specified in
§ 172.301.
Adopt changes throughout Part 173 (packaging requirements) to: (1) authorize the
use of wood as a material of package construction for certain explosives; (2)
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