Specifies the reason for an amount type when reported on a position. Useful when multiple instances of the same amount type are reported.
| Code | Meaning |
|---|---|
| 0 | Options settlement |
| 1 | Pending erosion adjustment |
| 2 | Final erosion adjustment |
| 3 | Tear-up coupon amount |
| 4 | Price alignment interest |
| 5 | Delivery invoice charges |
| 6 | Delivery storage charges |