Subpart A—General

Sections

• 173.1
  § 173.1 Purpose and scope.
• 173.2
  § 173.2 Hazardous material classes and index to hazard class definitions.
• 173.2a
  § 173.2a Classification of a material having more than one hazard.
• 173.3
  § 173.3 Packaging and exceptions.
• 173.4
  § 173.4 Small quantities for highway and rail.
• 173.4a
  § 173.4a Excepted quantities.
• 173.4b
  § 173.4b De minimis exceptions.
• 173.5
  § 173.5 Agricultural operations.
• 173.5a
  § 173.5a Oilfield service vehicles, mechanical displacement meter provers, and roadway striping vehicles exceptions.
• 173.5b
  § 173.5b Portable and mobile refrigeration systems.
• 173.6
  § 173.6 Materials of trade exceptions.
• 173.7
  § 173.7 Government operations and materials.
• 173.8
  § 173.8 Exceptions for non-specification packagings used in intrastate transportation.
• 173.9
  § 173.9 Transport vehicles or freight containers containing lading which has been fumigated.
• 173.10
  § 173.10 Tank car shipments.
• 173.11
  § 173.11 Exceptions for shipment of light bulbs containing hazardous materials.
• 173.12
  § 173.12 Exceptions for shipment of waste materials.
• 173.13
  § 173.13 Exceptions for Class 3, Divisions 4.1, 4.2, 4.3, 5.1, 6.1, and Classes 8 and 9 materials.
• 173.14
  § 173.14 Hazardous materials in equipment in use or intended for use during transport.