| LS | Title | From | To | Approval date |
| IEC TC 22/SC 22H-LS1 | LS/r on Comments from IEC TC22/SC22H on ITU-T L.ups_framework “Management system framework of UPS with Li-ion batteries for infrastructure” (reply to SG5-LS56) | IEC TC 22/SC 22H | SG5; | 2026-10-05 |
| SG5-LS56 | LS on energy storage system related work items in Study Group 5 | SG5 | IEC TC 120; IEC TC 22/SC 22H; | 2025-11-06 |