Division (83) Agent group
United Kingdom
| Game & grazing | 100 |
| Insects | 200 |
| Fungi | 300 |
| Abiotic agents | 400 |
| Direct action of men | 500 |
| Fire | 600 |
| Atmospheric pollutants | 700 |
| Other | 800 |
| (Investigated but) unidentified | 999 |
United Kingdom
| Game & grazing | 100 |
| Insects | 200 |
| Fungi | 300 |
| Abiotic agents | 400 |
| Direct action of men | 500 |
| Fire | 600 |
| Atmospheric pollutants | 700 |
| Other | 800 |
| (Investigated but) unidentified | 999 |