DOT Hazmat Class 9: Miscellaneous
Wide range: lithium batteries, environmentally hazardous substances, elevated temperature materials—case-by-case.
DOT Hazard Class 9 At a Glance
DOT Hazard Class 9 covers Miscellaneous. Wide range: lithium batteries, environmentally hazardous substances, elevated temperature materials—case-by-case. Common examples include Lithium-ion batteries, Dry ice (some cases), Environmental hazard substances, Hot asphalt (varies). Use this guide for placard recognition, hazards, first actions, ERG context, and related UN numbers.
Common Hazards of Class 9 Miscellaneous
- Diverse hazards depending on product
- Thermal runaway/fire in some battery incidents
- Environmental contamination risk
How to Recognize Class 9 Miscellaneous
- Class 9 placard
- Battery shipments, damaged EV packs, container labels
- Runoff/contamination concerns
First Actions for Class 9 Miscellaneous Incidents
Initial priorities for DOT Hazmat Class 9 (Miscellaneous) incidents. These are general guidelines — always verify with shipping papers, consult the current ERG, and follow your SOP/SOG.
- Isolate and size up carefully
- Request Hazmat for unknown or large incidents
- Consider extended operations for batteries (rekindle potential)
- Protect exposures and control runoff
- Consult ERG and follow SOP/SOG
Critical Don'ts for Class 9 Miscellaneous
- Do not treat all Class 9 materials the same
- Do not underestimate battery rekindle risk
- Do not ignore environmental impacts
Common Products & Examples — Class 9 Miscellaneous
These are representative examples only. Product-specific hazards vary — always confirm via shipping papers and current ERG.
Common UN Numbers in Class 9 (Miscellaneous)
More UN numbers discoverable via the Hazmat Hub. Always consult current ERG + SOP/SOG for operations.