| LS | Title | From | To | Approval date |
| SG20-LS170 | LS/r on Request for feedback on the identification of needs to increase the support for the modernization of Study Groups (reply to TSAG-LS27) | SG20 | TSAG; | 2026-05-21 |
| TSAG-LS27 | LS on Request for feedback on the identification of needs to increase the support for the modernization of Study Groups | TSAG | SG2; SG3; SG5; SG21; SG11; SG12; SG13; SG15; SG17; SG20; | 2026-02-11 |