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  • § 173.1
    Purpose and scope
  • § 173.2
    Hazardous materials classes and index to hazard class definitions
  • § 173.2a
    Classification of a material having more than one hazard
  • § 173.3
    Packaging and exceptions
  • § 173.4
    Small quantities for highway and rail
  • § 173.4a
    Excepted quantities
  • § 173.4b
    De minimis exceptions
  • § 173.5
    Agricultural operations
  • § 173.5a
    Oilfield service vehicles, mechanical displacement meter provers, and roadway striping vehicles exceptions
  • § 173.6
    Materials of trade exceptions
  • § 173.7
    Government operations and materials
  • § 173.8
    Exceptions for non-specification packagings used in intrastate transportation
  • § 173.9
    Transport vehicles or freight containers containing lading which has been fumigated
  • § 173.10
    Tank car shipments
  • § 173.11
    Exceptions for shipment of light bulbs containing hazardous materials
  • § 173.12
    Exceptions for shipment of waste materials
  • § 173.13
    Exceptions for Class 3, Divisions 4.1, 4.2, 4.3, 5.1, 6.1, and Classes 8 and 9 materials
  • § 173.21
    Forbidden materials and packages
  • § 173.22
    Shipper's responsibility
  • § 173.22a
    Use of packagings authorized under special permits
  • § 173.23
    Previously authorized packaging
  • § 173.24
    General requirements for packagings and packages
  • § 173.24a
    Additional general requirements for non-bulk packagings and packages
  • § 173.24b
    Additional general requirements for bulk packagings
  • § 173.25
    Authorized packagings and overpacks
  • § 173.26
    Quantity limitations
  • § 173.27
    General requirements for transportation by aircraft
  • § 173.28
    Reuse, reconditioning and remanufacture of packagings
  • § 173.29
    Empty packagings
  • § 173.30
    Loading and unloading of transport vehicles
  • § 173.31
    Use of tank cars
  • § 173.32
    Requirements for the use of portable tanks
  • § 173.33
    Hazardous materials in cargo tank motor vehicles
  • § 173.35
    Hazardous materials in IBCs
  • § 173.36
    Hazardous materials in Large Packagings
  • § 173.40
    General packaging requirements for toxic materials packaged in cylinders
  • § 173.41
    Sampling and testing program for unrefined petroleum-based products
  • § 173.50
    Class 1-Definitions
  • § 173.52
    Classification codes and compatibility groups of explosives
  • § 173.54
    Forbidden explosives
  • § 173.56
    New explosives-definition and procedures for classification and approval
  • § 173.58
    Assignment of class and division for new explosives
  • § 173.59
    Description of terms for explosives
  • § 173.60
    General packaging requirements for explosives
  • § 173.61
    Mixed packaging requirements
  • § 173.62
    Specific packaging requirements for explosives
  • § 173.63
    Packaging exceptions
  • § 173.64
    Exceptions for Division 1.3 and 1.4 fireworks
  • § 173.65
    Exceptions for Division 1.4G consumer fireworks
  • § 173.66
    Requirements for bulk packagings of certain explosives and oxidizers
  • § 173.115
    Class 2, Divisions 2.1, 2.2, and 2.3-Definitions
  • § 173.116
    Class 2-Assignment of hazard zone
  • § 173.120
    Class 3-Definitions
  • § 173.121
    Class 3-Assignment of packing group
  • § 173.124
    Class 4, Divisions 4.1, 4.2 and 4.3-Definitions
  • § 173.125
    Class 4-Assignment of packing group
  • § 173.127
    Class 5, Division 5.1-Definition and assignment of packing groups
  • § 173.128
    Class 5, Division 5.2-Definitions and types
  • § 173.132
    Class 6, Division 6.1-Definitions
  • § 173.133
    Assignment of packing group and hazard zones for Division 6.1 materials
  • § 173.134
    Class 6, Division 6.2-Definitions and exceptions
  • § 173.136
    Class 8-Definitions
  • § 173.137
    Class 8-Assignment of packing group
  • § 173.140
    Class 9-Definitions
  • § 173.141
    Class 9-Assignment of packing group
  • § 173.144
    Other Regulated Material (ORM)-Definitions
  • § 173.150
    Exceptions for Class 3 (flammable and combustible liquids)
  • § 173.151
    Exceptions for Class 4
  • § 173.152
    Exceptions for Division 5.1 (oxidizers) and Division 5.2 (organic peroxides)
  • § 173.153
    Exceptions for Division 6.1 (poisonous materials)
  • § 173.154
    Exceptions for Class 8 (corrosive materials)
  • § 173.155
    Exceptions for Class 9 (miscellaneous hazardous materials)
  • § 173.156
    Exceptions for limited quantity and ORM
  • § 173.157
    Reverse logistics-General requirements and exceptions for reverse logistics
  • § 173.158
    Nitric acid
  • § 173.159
    Batteries, wet
  • § 173.159a
    Exceptions for non-spillable batteries
  • § 173.164
    Mercury (metallic and articles containing mercury)
  • § 173.166
    Safety devices
  • § 173.167
    Consumer commodities
  • § 173.168
    Chemical oxygen generators
  • § 173.170
    Black powder for small arms
  • § 173.171
    Smokeless powder for small arms
  • § 173.173
    Paint, paint-related material, adhesives, ink and resins.
  • § 173.176
    Capacitors
  • § 173.181
    Pyrophoric materials (liquids)
  • § 173.183
    Nitrocellulose base film
  • § 173.184
    Highway or rail fusee
  • § 173.185
    Lithium cells and batteries
  • § 173.186
    Matches
  • § 173.187
    Pyrophoric solids, metals or alloys, n.o.s
  • § 173.188
    White or yellow phosphorus
  • § 173.189
    Batteries containing sodium or cells containing sodium
  • § 173.196
    Category A infectious substances
  • § 173.197
    Regulated medical waste
  • § 173.199
    Category B infectious substances
  • § 173.202
    Non-bulk packagings for liquid hazardous materials in Packing Group II
  • § 173.203
    Non-bulk packagings for liquid hazardous materials in Packing Group III
  • § 173.206
    Packaging requirements for chlorosilanes
  • § 173.211
    Non-bulk packagings for solid hazardous materials in Packing Group I
  • § 173.212
    Non-bulk packagings for solid hazardous materials in Packing Group II
  • § 173.213
    Non-bulk packagings for solid hazardous materials in Packing Group III
  • § 173.216
    Asbestos, blue, brown or white
  • § 173.217
    Carbon dioxide, solid (dry ice)
  • § 173.219
    Life-saving appliances
  • § 173.220
    Internal combustion engines, vehicles, machinery containing internal combustion engines, battery-powered equipment or machinery, fuel cell-powered equipment or machinery
  • § 173.222
    Dangerous goods in equipment, machinery or apparatus
  • § 173.223
    Packagings for certain flammable solids
  • § 173.224
    Packaging and control and emergency temperatures for self-reactive materials
  • § 173.225
    Packaging requirements and other provisions for organic peroxides
  • § 173.226
    Materials poisonous by inhalation, Division 6.1, Packing Group I, Hazard Zone A
  • § 173.227
    Materials poisonous by inhalation, Division 6.1, Packing Group I, Hazard Zone B
  • § 173.240
    Bulk packaging for certain low hazard solid materials
  • § 173.241
    Bulk packagings for certain low hazard liquid and solid materials
  • § 173.242
    Bulk packagings for certain medium hazard liquids and solids, including solids with dual hazards
  • § 173.243
    Bulk packaging for certain high hazard liquids and dual hazard materials which pose a moderate hazard
  • § 173.244
    Bulk packaging for certain pyrophoric liquids (Division 4.2), dangerous when wet (Division 4.3) materials, and poisonous liquids with inhalation hazards (Division 6.1).
  • § 173.247
    Bulk packaging for certain elevated temperature materials
  • § 173.301
    General requirements for shipment of compressed gases and other hazardous materials in cylinders, UN pressure receptacles and spherical pressure vessels
  • § 173.301a
    Additional general requirements for shipment of specification cylinders
  • § 173.301b
    Additional general requirements for shipment of UN pressure receptacles
  • § 173.302
    Filling of cylinders with nonliquefied (permanent) compressed gases or adsorbed gases
  • § 173.302a
    Additional requirements for shipment of nonliquefied (permanent) compressed gases in specification cylinders
  • § 173.302b
    Additional requirements for shipment of non-liquefied (permanent) compressed gases in UN pressure receptacles
  • § 173.303
    Charging of cylinders with compressed gas in solution (acetylene).
  • § 173.304
    Filling of cylinders with liquefied compressed gases
  • § 173.304a
    Additional requirements for shipment of liquefied compressed gases in specification cylinders
  • § 173.304b
    Additional requirements for shipment of liquefied compressed gases in UN pressure receptacles
  • § 173.306
    Limited quantities of compressed gases
  • § 173.307
    Exceptions for compressed gases
  • § 173.308
    Lighters
  • § 173.309
    Fire extinguishers
  • § 173.310
    Exceptions for radiation detectors
  • § 173.312
    Requirements for shipment of MEGCs
  • § 173.314
    Compressed gases in tank cars and multi-unit tank cars
  • § 173.315
    Compressed gases in cargo tanks and portable tanks
  • § 173.316
    Cryogenic liquids in cylinders
  • § 173.319
    Cryogenic liquids in tank cars
  • § 173.320
    Cryogenic liquids; exceptions
  • § 173.322
    Ethyl chloride
  • § 173.334
    Organic phosphates mixed with compressed gas
  • § 173.336
    Nitrogen dioxide, liquefied, or dinitrogen tetroxide, liquefied
  • § 173.401
    Scope
  • § 173.403
    Definitions
  • § 173.410
    General design requirements
  • § 173.411
    Industrial packages
  • § 173.412
    Additional design requirements for Type A packages
  • § 173.415
    Authorized Type A packages
  • § 173.416
    Authorized Type B packages
  • § 173.417
    Authorized fissile materials packages
  • § 173.418
    Authorized packages-pyrophoric Class 7 (radioactive) materials
  • § 173.419
    Authorized packages-oxidizing Class 7 (radioactive) materials
  • § 173.421
    Excepted packages for limited quantities of Class 7 (radioactive) materials
  • § 173.422
    Additional requirements for excepted packages containing Class 7 (radioactive) materials
  • § 173.423
    Requirements for multiple hazard limited quantity Class 7 (radioactive) materials
  • § 173.424
    Excepted packages for radioactive instruments and articles
  • § 173.425
    Table of activity limits-excepted quantities and articles
  • § 173.426
    Excepted packages for articles containing natural uranium or thorium
  • § 173.427
    Transport requirements for low specific activity (LSA) Class 7 (radioactive) material and surface contaminated objects (SCO)
  • § 173.428
    Empty Class 7 (radioactive) materials packaging
  • § 173.433
    Requirements for determining basic radionuclide values, and for the listing of radionuclides on shipping papers and labels
  • § 173.435
    Table of A1 and A2 values for radionuclides
  • § 173.436
    Exempt material activity concentrations and exempt consignment activity limits for radionuclides
  • § 173.441
    Radiation level limitations and exclusive use provisions
  • § 173.443
    Contamination control
  • § 173.447
    Storage incident to transportation-general requirements
  • § 173.448
    General transportation requirements
  • § 173.453
    Fissile materials-exceptions
  • § 173.457
    Transportation of fissile material packages-specific requirements
  • § 173.459
    Mixing of fissile material packages with non-fissile or fissile-excepted material packages
  • § 173.461
    Demonstration of compliance with tests
  • § 173.465
    Type A packaging tests
  • § 173.467
    Tests for demonstrating the ability of Type B and fissile materials packagings to withstand accident conditions in transportation
  • § 173.469
    Tests for special form Class 7 (radioactive) materials
  • § 173.475
    Quality control requirements prior to each shipment of Class 7 (radioactive) materials
  • § 173.476
    Approval of special form Class 7 (radioactive) materials

Part 173 SHIPPERS-GENERAL REQUIREMENTS FOR SHIPMENTS AND PACKAGINGS

Section § 173.140: Class 9-Definitions

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The regulations text of the section can be found on the eCFR website. To view the regulations text, use the link below. For assistance, please send an email to PHMSA.Webmaster@dot.gov.
View regulations for Part 173

Ref ID Date Company Name Individual Name Response Document
16-0066 07-12-2016 Dangerous Good of America Mr. Fred Romero View
06-0033 03-01-2006 Mr. Christian W. Solum View
05-0113 08-23-2005 Michelman, Inc Ms. Tiffany Lawson View
04-0040 05-11-2004 University of California, Irvine Environmental Health and Safety Mr. Younghans-Haug View
03-0267 12-12-2003 Cosmo International Corporation Ms. Patricia M. Sobel View

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