| LS | Title | From | To | Approval date |
| SG13-LS230 | LS/r on progress on ITU-T Y.IMT2020-EE-CFW “Requirements and capability framework of IMT-2020 networks and beyond from the energy efficiency perspective” (ETSI ISG NFV-(24)000177-LS39) | SG13 | ETSI ISG NFV; | 2024-07-26 |
| ETSI ISG NFV-(24)000177-LS39 | LS/r on initiation of the new work item ITU-T Y.IMT2020-EE-CFW (SG13-LS125) | ETSI ISG NFV | SG13; | 2024-06-26 |
| SG13-LS125 | LS on initiation of the new work item ITU-T Y.IMT2020-EE-CFW "Requirements and capability framework of IMT-2020 networks and beyond from the energy efficiency perspective" | SG13 | 3GPP TSG SA5; 3GPP TSG SA2; ETSI ISG NFV; SG5; SG11; | 2023-11-03 |
