Hazard Class
One of the transport hazard classes used to identify the nature of dangerous goods risk.
Last reviewed: 30 September 2026
Professional definition
One of the transport hazard classes used to identify the nature of dangerous goods risk. Its precise legal, operational or charging effect depends on the applicable contract, carrier terms, route, jurisdiction and transport mode.
Example
Example: a logistics team records or applies “Hazard Class” in the relevant booking, document, quotation or shipment milestone.
Where it is used
Used in dangerous goods operations, documents, systems and commercial discussions.
Common mistakes and things to remember
Confirm the precise meaning in the governing contract, tariff, official rules and provider terms; industry usage can vary.
Source
Use the linked authority and applicable national guidance for current requirements.