| LS | Title | From | To | Approval date |
| SG17-LS205 | LS/r on Telecommunication Management and OAM Project Plan (reply to SG2-LS86) | SG17 | SG2; | 2019-09-05 |
| SG15-LS213 | LS/r to ITU-T SG2 on Telecommunication Management and OAM Project Plan (reply to SG2-LS86) | SG15 | SG2; | 2019-07-12 |
| SG9-LS76 | LS/r on Telecommunication Management and OAM Project Plan (SG2-LS86) [to ITU-T SG2. TSAG and all ITU-T SGs] | SG9 | SG2; SG3; SG5; SG11; SG12; SG13; SG15; SG16; SG17; TSAG; SG20; | 2019-06-13 |
| SG5-LS92 | LS/r on Telecommunication Management and OAM Project Plan (reply to SG2-LS86) | SG5 | SG2; | 2019-05-22 |
| SG3-LS65 | LS/r on Telecommunication Management and OAM Project Plan (reply to SG2-LS86) | SG3 | SG2; | 2019-05-02 |
| SG20-LS120 | LS/r on Telecommunication Management and OAM Project Plan (reply to SG2-LS86) | SG20 | SG2; | 2019-04-18 |
| SG2-LS86 | LS on Telecommunication Management and OAM Project Plan | SG2 | SG3; SG5; SG9; SG11; SG12; SG13; SG15; SG16; SG17; SG20; TSAG; | 2019-02-28 |
