| Class |
Code |
Required For: |
| Class 1: Explosives* |
1 |
Explosives such as types of fireworks/detonators |
| Class 2: Gases |
2 |
Compressed non-toxic/non-flammable gases |
| Class 3: Flammable Liquids |
3 |
Flammable liquids with a flash point below 61C such as petrol and diesel |
| Class 4: Flammable Solids |
4 |
Flammable solids, materials which spontaneously combust and dangerous when wet |
| Class 5: Oxidising Agents/Organic Peroxides |
5 |
Most commonly for transport of nitrogen fertilisers |
| Class 6: Toxic and Infectious Substances |
6 |
Transport of pesticides and weed killers/ industrial materials or clinical waste |
| Class 7: Radioactive Materials |
7 |
Radiation hazard. A specialist course |
| Class 8: Corrosives |
8 |
Transport of acids and alkaline and other corrosive materials |
| Class 9: Miscellaneous |
9 |
Materials not necessarily dangerous on their own but represent a danger when grouped for transport. Includes environmentally hazardous and is class which is growing as more substances recognised. |