| Relationships | Role | Relationship Start | Relationship End |
| Rbc Tax Credit Iv, Llc | Parent | 10/31/2005 | |
| Saint Vincent Apartments, L.P. | Subsidary | 10/31/2005 | |
| Casimir Place Limited Partnership | Subsidary | 10/31/2005 | |
| Excel Presque View Lp | Subsidary | 10/31/2005 | |
| Pghc Pine Crest, Llc | Subsidary | 10/31/2005 | |
| River Station Housing Limited Partnership | Subsidary | 10/31/2005 |