Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000764802 | |||
| Series S000003306 | RiverSource Short Duration U.S. Government Fund | ||
| Class/Contract C000008827 | RiverSource Short Duration U.S. Government Fund Class I | AGMIX | |
| Class/Contract C000008828 | RiverSource Short Duration U.S. Government Fund Class A | IFINX | |
| Class/Contract C000008829 | RiverSource Short Duration U.S. Government Fund Class B | ISHOX | |
| Class/Contract C000008830 | RiverSource Short Duration U.S. Government Fund Class C | AXFCX | |
| Class/Contract C000042928 | RiverSource Short Duration U.S. Government Fund Class R4 | IDFYX | |
| Class/Contract C000042929 | RiverSource Short Duration U.S. Government Fund Class W | RSDWX | |
| Status | Name | Ticker Symbol | |
| CIK 0000764802 | |||
| Series S000003307 | RiverSource U.S. Government Mortgage Fund | ||
| Class/Contract C000008832 | RiverSource U.S. Government Mortgage Fund Class I | RVGIX | |
| Class/Contract C000008834 | RiverSource U.S. Government Mortgage Fund Class A | AUGAX | |
| Class/Contract C000008835 | RiverSource U.S. Government Mortgage Fund Class B | AUGBX | |
| Class/Contract C000008836 | RiverSource U.S. Government Mortgage Fund Class C | AUGCX | |
| Class/Contract C000042930 | RiverSource U.S. Government Mortgage Fund Class R4 | RSGYX | |
IRS No.: 412021315 | State of Incorp.: MN | Fiscal Year End: 0531
Type: N-CSR | Act: 40 | File No.: 811-04260 | Film No.: 09983443