| Field identifier | VIABILITY_METHOD |
| Field description | Method used to calculate the viability |
| Element type | CbuItemType |
| Field type | viabilityMethodType |
| Required | No |
| Length | 2 |
| Comment | viabilityMethodType: "7A","PI","TB","OT" |
| Dictionary field | Viability Method (Method used to calculate the viability) |
| EMDIS fields related to dictionary field |
CB_VIABILITY_METHOD |