| LS | Title | From | To | Approval date |
| COM 9 - LS 12 | Reply Liaison for JCTEA comments on J.atrans-spec | SG9 | JCTEA; | 2013-01-18 |
| JCTEA - LS 2 | Comments on TD 31 (GEN/9) (J.atrans-spec) | JCTEA | SG9; | 2012-12-05 |
| COM 9 - LS 171 | LS on progress of draft new Recommendation J.atrans-spec on specifications for advanced digital cable downstream transmission technologies | SG9 | ARIB; DVB TM; Cable Labs; JCTEA; SCTE DVS; RRA; ETSI TC ATTM; | 2012-09-19 |
