Home/CFR/Title 49/Part 173
FEDERAL · 49 CFR

Part 173 — Shippers—General Requirements for Shipments and Packagings

240 sections · Title 49: Transportation

§ 173.1Purpose and scope.
§ 173.2Hazardous material classes and index to hazard class definitions.
§ 173.2aClassification of a material having more than one hazard.
§ 173.3Packaging and exceptions.
§ 173.4Small quantities for highway and rail.
§ 173.4aExcepted quantities.
§ 173.4bDe minimis exceptions.
§ 173.5Agricultural operations.
§ 173.5aOilfield service vehicles, mechanical displacement meter provers, and roadway striping vehicles exceptions.
§ 173.5bPortable and mobile refrigeration systems.
§ 173.6Materials of trade exceptions.
§ 173.7Government operations and materials.
§ 173.8Exceptions for non-specification packagings used in intrastate transportation.
§ 173.9Transport vehicles or freight containers containing lading which has been fumigated.
§ 173.10Tank car shipments.
§ 173.11Exceptions for shipment of light bulbs containing hazardous materials.
§ 173.12Exceptions for shipment of waste materials.
§ 173.13Exceptions for Class 3, Divisions 4.1, 4.2, 4.3, 5.1, 6.1, and Classes 8 and 9 materials.
§ 173.14Hazardous materials in equipment in use or intended for use during transport.
§ 173.21Forbidden materials and packages.
§ 173.22Shipper's responsibility.
§ 173.22aUse of packagings authorized under special permits.
§ 173.23Previously authorized packaging.
§ 173.24General requirements for packagings and packages.
§ 173.24aAdditional general requirements for non-bulk packagings and packages.
§ 173.24bAdditional general requirements for bulk packagings.
§ 173.25Authorized packagings and overpacks.
§ 173.26Quantity limitations.
§ 173.27General requirements for transportation by aircraft.
§ 173.28Reuse, reconditioning and remanufacture of packagings.
§ 173.29Empty packagings.
§ 173.30Loading and unloading of transport vehicles.
§ 173.31Use of tank cars.
§ 173.32Requirements for the use of portable tanks.
§ 173.33Hazardous materials in cargo tank motor vehicles.
§ 173.34§ 173.34 [Reserved]
§ 173.35Hazardous materials in IBCs.
§ 173.36Hazardous materials in Large Packagings.
§ 173.37Hazardous Materials in Flexible Bulk Containers.
§ 173.40General packaging requirements for toxic materials packaged in cylinders.
§ 173.41Sampling and testing program for unrefined petroleum-based products.
§ 173.50Class 1—Definitions.
§ 173.51Authorization to offer and transport explosives.
§ 173.52Classification codes and compatibility groups of explosives.
§ 173.53Provisions for using old classifications of explosives.
§ 173.54Forbidden explosives.
§ 173.55§ 173.55 [Reserved]
§ 173.56New explosives—definition and procedures for classification and approval.
§ 173.57Acceptance criteria for new explosives.
§ 173.58Assignment of class and division for new explosives.
§ 173.59Description of terms for explosives.
§ 173.60General packaging requirements for explosives.
§ 173.61Mixed packaging requirements.
§ 173.62Specific packaging requirements for explosives.
§ 173.63Packaging exceptions.
§ 173.64Exceptions for Division 1.3 and 1.4 fireworks.
§ 173.65Exceptions for Division 1.4G consumer fireworks.
§ 173.66Requirements for bulk packagings of certain explosives and oxidizers.
§ 173.67Exceptions for Division 1.1 jet perforating guns.
§ 173.115Class 2, Divisions 2.1, 2.2, and 2.3—Definitions.
§ 173.116Class 2—Assignment of hazard zone.
§ 173.117-173.119§§ 173.117-173.119 [Reserved]
§ 173.120Class 3—Definitions.
§ 173.121Class 3—Assignment of packing group.
§ 173.124Class 4, Divisions 4.1, 4.2 and 4.3—Definitions.
§ 173.125Class 4—Assignment of packing group.
§ 173.127Class 5, Division 5.1—Definition and assignment of packing groups.
§ 173.128Class 5, Division 5.2—Definitions and types.
§ 173.129§ 173.129 [Reserved]
§ 173.132Class 6, Division 6.1—Definitions.
§ 173.133Assignment of packing group and hazard zones for Division 6.1 materials.
§ 173.134Class 6, Division 6.2—Definitions and exceptions.
§ 173.136Class 8—Definitions.
§ 173.137Class 8—Assignment of packing group.
§ 173.140Class 9—Definitions.
§ 173.141Class 9—Assignment of packing group.
§ 173.144-173.145§ 173.144-173.145 [Reserved]
§ 173.150Exceptions for Class 3 (flammable and combustible liquids).
§ 173.151Exceptions for Class 4.
§ 173.152Exceptions for Division 5.1 (oxidizers) and Division 5.2 (organic peroxides).
§ 173.153Exceptions for Division 6.1 (poisonous materials).
§ 173.154Exceptions for Class 8 (corrosive materials).
§ 173.155Exceptions for Class 9 (miscellaneous hazardous materials).
§ 173.156Exceptions for limited quantity materials.
§ 173.157Reverse logistics—General requirements and exceptions for reverse logistics.
§ 173.158Nitric acid.
§ 173.159Batteries, wet.
§ 173.159aExceptions for non-spillable batteries.
§ 173.160Bombs, smoke, non-explosive (corrosive).
§ 173.161Chemical kits and first aid kits.
§ 173.162Gallium.
§ 173.163Hydrogen fluoride.
§ 173.164Mercury (metallic and articles containing mercury).
§ 173.165Polyester resin kits.
§ 173.166Safety devices.
§ 173.167ID8000 consumer commodities.
§ 173.168Chemical oxygen generators.
§ 173.170Black powder for small arms.
§ 173.171Smokeless powder for small arms.
§ 173.172Aircraft hydraulic power unit fuel tank.
§ 173.173Paint, paint-related material, adhesives, ink and resins.
§ 173.174Refrigerating machines.
§ 173.175Permeation devices.
§ 173.176Capacitors.
§ 173.181Pyrophoric materials (liquids).
§ 173.182Barium azide—50 percent or more water wet.
§ 173.183Nitrocellulose base film.
§ 173.184Highway or rail fusee.
§ 173.185Lithium cells and batteries.
§ 173.186Matches.
§ 173.187Pyrophoric solids, metals or alloys, n.o.s.
§ 173.188White or yellow phosphorus.
§ 173.189Batteries containing sodium or cells containing sodium.
§ 173.192Packaging for certain toxic gases in Hazard Zone A.
§ 173.193Bromoacetone, methyl bromide, chloropicrin and methyl bromide or methyl chloride mixtures, etc.
§ 173.194Gas identification sets.
§ 173.195Hydrogen cyanide, anhydrous, stabilized (hydrocyanic acid, aqueous solution).
§ 173.196Category A infectious substances.
§ 173.197Regulated medical waste.
§ 173.198Nickel carbonyl.
§ 173.199Category B infectious substances.
§ 173.201Non-bulk packagings for liquid hazardous materials in Packing Group I.
§ 173.202Non-bulk packagings for liquid hazardous materials in Packing Group II.
§ 173.203Non-bulk packagings for liquid hazardous materials in Packing Group III.
§ 173.204Non-bulk, non-specification packagings for certain hazardous materials.
§ 173.205Specification cylinders for liquid hazardous materials.
§ 173.206Packaging requirements for chlorosilanes.
§ 173.211Non-bulk packagings for solid hazardous materials in Packing Group I.
§ 173.212Non-bulk packagings for solid hazardous materials in Packing Group II.
§ 173.213Non-bulk packagings for solid hazardous materials in Packing Group III.
§ 173.214Packagings which require approval by the Associate Administrator.
§ 173.216Asbestos, blue, brown or white.
§ 173.217Carbon dioxide, solid (dry ice).
§ 173.218Fish meal or fish scrap.
§ 173.219Life-saving appliances.
§ 173.220Internal combustion engines, vehicles, machinery containing internal combustion engines, battery-powered equipment or machinery, fuel cell-powered equipment or machinery.
§ 173.221Polymeric beads, expandable and Plastic molding compound.
§ 173.222Dangerous goods in articles, machinery, or apparatus.
§ 173.223Packagings for certain flammable solids.
§ 173.224Packaging and control and emergency temperatures for self-reactive materials.
§ 173.225Packaging requirements and other provisions for organic peroxides.
§ 173.226Materials poisonous by inhalation, Division 6.1, Packing Group I, Hazard Zone A.
§ 173.227Materials poisonous by inhalation, Division 6.1, Packing Group I, Hazard Zone B.
§ 173.228Bromine pentafluoride or bromine trifluoride.
§ 173.229Chloric acid solution or chlorine dioxide hydrate, frozen.
§ 173.230Fuel cell cartridges containing hazardous material.
§ 173.231Ammonium nitrate emulsion, suspension or gel.
§ 173.232Articles containing hazardous materials, n.o.s.
§ 173.240Bulk packaging for certain low hazard solid materials.
§ 173.241Bulk packagings for certain low hazard liquid and solid materials.
§ 173.242Bulk packagings for certain medium hazard liquids and solids, including solids with dual hazards.
§ 173.243Bulk packaging for certain high hazard liquids and dual hazard materials which pose a moderate hazard.
§ 173.244Bulk packaging for certain pyrophoric liquids (Division 4.2), dangerous when wet (Division 4.3) materials, and poisonous liquids with inhalation hazards (Division 6.1).
§ 173.245Bulk packaging for extremely hazardous materials such as poisonous gases (Division 2.3).
§ 173.247Bulk packaging for certain elevated temperature materials.
§ 173.249Bromine.
§ 173.251Bulk packaging for ammonium nitrate emulsion, suspension, or gel.
§ 173.300§ 173.300 [Reserved]
§ 173.301General requirements for shipment of compressed gases and other hazardous materials in cylinders, UN pressure receptacles, and spherical pressure vessels.
§ 173.301aAdditional general requirements for shipment of specification cylinders.
§ 173.301bAdditional general requirements for shipment of UN pressure receptacles.
§ 173.302Filling of cylinders with nonliquefied (permanent) compressed gases or adsorbed gases.
§ 173.302aAdditional requirements for shipment of non-liquefied (permanent) compressed gases in specification cylinders.
§ 173.302bAdditional requirements for shipment of non-liquefied (permanent) compressed gases in UN pressure receptacles.
§ 173.302cAdditional requirements for the shipment of adsorbed gases in UN pressure receptacles.
§ 173.303Charging of cylinders with compressed gas in solution (acetylene).
§ 173.304Filling of cylinders with liquefied compressed gases.
§ 173.304aAdditional requirements for shipment of liquefied compressed gases in specification cylinders.
§ 173.304bAdditional requirements for shipment of liquefied compressed gases in UN pressure receptacles.
§ 173.305Charging of cylinders with a mixture of compressed gas and other material.
§ 173.306Limited quantities of compressed gases.
§ 173.307Exceptions for compressed gases.
§ 173.308Lighters.
§ 173.309Fire extinguishers.
§ 173.310Exceptions for radiation detectors.
§ 173.311Metal Hydride Storage Systems.
§ 173.312Requirements for shipment of MEGCs.
§ 173.313UN Portable Tank Table for Liquefied Compressed Gases and Chemical Under Pressure.
§ 173.314Compressed gases in tank cars and multi-unit tank cars.
§ 173.315Compressed gases in cargo tanks and portable tanks.
§ 173.316Cryogenic liquids in cylinders.
§ 173.318Cryogenic liquids in cargo tanks.
§ 173.319Cryogenic liquids in tank cars.
§ 173.320Cryogenic liquids; exceptions.
§ 173.321Ethylamine.
§ 173.322Ethyl chloride.
§ 173.323Ethylene oxide.
§ 173.334Organic phosphates mixed with compressed gas.
§ 173.335Chemical under pressure n.o.s.
§ 173.336Nitrogen dioxide, liquefied, or dinitrogen tetroxide, liquefied.
§ 173.337Nitric oxide.
§ 173.338Tungsten hexafluoride.
§ 173.340Tear gas devices.
§ 173.401Scope.
§ 173.403Definitions.
§ 173.410General design requirements.
§ 173.411Industrial packages.
§ 173.412Additional design requirements for Type A packages.
§ 173.413Requirements for Type B packages.
§ 173.415Authorized Type A packages.
§ 173.416Authorized Type B packages.
§ 173.417Authorized fissile materials packages.
§ 173.418Authorized packages—pyrophoric Class 7 (radioactive) materials.
§ 173.419Authorized packages—oxidizing Class 7 (radioactive) materials.
§ 173.420Uranium hexafluoride (fissile, fissile excepted and non-fissile).
§ 173.421Excepted packages for limited quantities of Class 7 (radioactive) materials.
§ 173.422Additional requirements for excepted packages containing Class 7 (radioactive) materials.
§ 173.423Requirements for multiple hazard limited quantity Class 7 (radioactive) materials.
§ 173.424Excepted packages for radioactive instruments and articles.
§ 173.425Table of activity limits—excepted quantities and articles.
§ 173.426Excepted packages for articles containing natural uranium or thorium.
§ 173.427Transport requirements for low specific activity (LSA) Class 7 (radioactive) material and surface contaminated objects (SCO).
§ 173.428Empty Class 7 (radioactive) materials packaging.
§ 173.431Activity limits for Type A and Type B packages.
§ 173.433Requirements for determining basic radionuclide values, and for the listing of radionuclides on shipping papers and labels.
§ 173.434Activity-mass relationships for uranium and natural thorium.
§ 173.435Table of A<sub>1</sub> and A<sub>2</sub> values for radionuclides.
§ 173.436Exempt material activity concentrations and exempt consignment activity limits for radionuclides.
§ 173.441Radiation level limitations and exclusive use provisions.
§ 173.442Thermal limitations.
§ 173.443Contamination control.
§ 173.447Storage incident to transportation—general requirements.
§ 173.448General transportation requirements.
§ 173.453Fissile materials—exceptions.
§ 173.457Transportation of fissile material packages—specific requirements.
§ 173.459Mixing of fissile material packages with non-fissile or fissile-excepted material packages.
§ 173.461Demonstration of compliance with tests.
§ 173.462Preparation of specimens for testing.
§ 173.465Type A packaging tests.
§ 173.466Additional tests for Type A packagings designed for liquids and gases.
§ 173.467Tests for demonstrating the ability of Type B and fissile materials packagings to withstand accident conditions in transportation.
§ 173.468Test for LSA-III material.
§ 173.469Tests for special form Class 7 (radioactive) materials.
§ 173.471Requirements for U.S. Nuclear Regulatory Commission approved packages.
§ 173.472Requirements for exporting DOT Specification Type B and fissile packages.
§ 173.473Requirements for foreign-made packages.
§ 173.474Quality control for construction of packaging.
§ 173.475Quality control requirements prior to each shipment of Class 7 (radioactive) materials.
§ 173.476Approval of special form Class 7 (radioactive) materials.
§ 173.477Approval of packagings containing greater than 0.1 kg of non-fissile or fissile-excepted uranium hexafluoride.