| Field identifier | ATTR |
| Field description | Describing attribute of the donor/CBU according to house rules of the sending organization. |
| Element type | ItemBaseType |
| Field type | String |
| Required | No |
| Length | 3 |
| Comment | |
| Dictionary field | Donor Attribute (The individual donor attribute assignment as determined by the registry's national rules (for GRID implementation)) |
| EMDIS fields related to dictionary field |
DON_ATTR |