| Level | Description | Probability |
|---|---|---|
| A | Almost Certain | Consequence could occur weekly/monthly. |
| B | Likely | Likely consequence within a six month period. |
| C | Possible | Likely occurrence/consequence within a 12 month period. |
| D | Unlikely | Consequence could occur within a one to five year timeframe. |
| E | Rare | Consequence may occur in exceptional circumstances. Consequence has rarely occurred in the industry. |