| LS | Title | From | To | Approval date |
| SG13-LS220 | Reply LS to SG2 on the Telecommunication Management and OAM Project Plan | SG13 | SG2; | 2012-06-15 |
| SG2-LS152 | Telecommunication Management and OAM Project Plan | SG2 | SG3; SG5; SG9; SG11; SG12; SG13; SG15; SG16; SG17; | 2012-03-29 |