| 28.708 | 0009 | 1 | 15.1.0 | Rel-15 | CR CUPS NRM IOC clean up | S5-186352 | agreed | SP-181050 | approved | 15.2.0 |
| 28.708 | 0009 | - | 15.1.0 | Rel-15 | CR CUPS NRM IOC clean up | S5-186150 | revised | | | |
| 28.708 | 0008 | 1 | 15.0.0 | Rel-15 | CR 28.708 IS NRM IOC changes for EPC CUPS | S5-185612 | agreed | SP-180829 | approved | 15.1.0 |
| 28.708 | 0008 | - | 15.0.0 | Rel-15 | CR 28.708 IS NRM IOC changes for EPC CUPS | S5-185462 | revised | | | |
| 28.708 | 0007 | 1 | 14.0.0 | Rel-15 | Rel-15 CR 28.708 Update EPC IS definitions to support management of EN-DC and 5G interworking | S5-183543 | agreed | SP-180421 | approved | 15.0.0 |
| 28.708 | 0007 | - | 14.0.0 | Rel-15 | Rel-15 CR 28.708 Update EPC IS definitions to support management of EN-DC and 5G interworking | S5-183194 | revised | | | |
| 28.708 | 0006 | - | 14.0.0 | Rel-15 | CR 28.708 IS NRM IS PGW_C&U | S5-182246 | not pursued | | | |
| 28.708 | 0005 | - | 14.0.0 | Rel-15 | CR 28.708 IS NRM SGW Function | S5-182245 | not pursued | | | |
| 28.708 | 0004 | - | 14.0.0 | Rel-15 | CR 28.708 IS NRM PGW Function.doc | S5-182244 | not pursued | | | |
| 28.708 | 0003 | - | 14.0.0 | Rel-15 | CR 28.708 IS EP_RP Diagram | S5-182243 | not pursued | | | |
| 28.708 | 0002 | - | 14.0.0 | Rel-15 | CR 28.708 Concept and references | S5-182241 | not pursued | | | |
| 28.708 | 0001 | - | 11.0.0 | Rel-11 | Rel-11 CR 28.708 remove the feature support statements | S5-143168 | agreed | SP-140360 | approved | 11.1.0 |