| LS | Title | From | To | Approval date |
| SG2-LS118 | LS/r on initiation of the new work item ITU-T H.FMLS-QMEM "Quality Metrics and Evaluation Methods for Federated Machine Learning Services" (reply to SG21-LS227) | SG2 | SCV; SG21; | 2026-09-18 |
| SG21-LS227 | LS on initiation of the new work item ITU-T H.FMLS-QMEM “Quality Metrics and Evaluation Methods for Federated Machine Learning Services | SG21 | SG2; | 2026-07-17 |