| Relationships | Role | Relationship Start | Relationship End |
| Rbc Tax Credit Iv, Llc | Parent | 6/21/2007 | |
| Abilene Dma Housing, L.P. | Subsidary | 6/21/2007 | |
| Edgemont Village, L.L.C. | Subsidary | 6/21/2007 | |
| Emmerdale Llc | Subsidary | 6/21/2007 | |
| Erp Ponce Limited Partnership | Subsidary | 6/21/2007 | |
| Greenwood Terrace, Llc | Subsidary | 6/21/2007 | |
| Neighborhood Restorations Limited Partnership Xix | Subsidary | 6/21/2007 |