| LS | Title | From | To | Approval date |
| ETSI ISG MEC-(23)000264r1-LS11 | LS/r on Invitation to update the information in the IMT2020 roadmap (JCA-IMT2020-LS13) | ETSI ISG MEC | JCA-IMT2020; | 2023-06-30 |
| SG5-LS83 | LS/r on Invitation to update the information in the IMT2020 roadmap (reply to JCA-IMT2020-LS13 and JCA-IMT2020-LS12) | SG5 | JCA-IMT2020; | 2023-06-23 |
| SG9-LS26 | LS/r on updating JCA-IMT2020 about SG9 work items on J.cable-5G-req and J.cable-5G-arch (JCA-IMT2020-LS12) | SG9 | JCA-IMT2020; | 2023-05-18 |
| SG15-LS67 | LS/r to JCA-IMT2020 on invitation to update the information in the IMT-2020 roadmap (reply to JCA-IMT2020-LS12) | SG15 | JCA-IMT2020; | 2023-04-28 |
| JCA-IMT2020-LS13 | LS on Invitation to update the information in the IMT-2020 and beyond roadmap [to ITU study groups and external IMT-2020 liaison partners] | JCA-IMT2020 | 3GPP; BROADBAND FORUM; ITU-R SG 5; ITU-D SG 2; TM Forum; MEF; TTA; IEEE 802.1; IETF CCAMP Working Group; 3GPP TSG RAN; NGMN Alliance; ONF; oneM2M; ETSI ISG NFV; IETF SFC; IETF TEAS WG; IEEE 1914; TSDSI; SCF; OASIS Tosca; ETSI ISG MEC; ETSI MWT; ONAP; OSSDN; IETF DETNET; IETF DMM; GSMA Netwrok2020; IEEE FNI; SG2; SG3; SG5; SG9; SG11; SG12; SG15; SG16; SG17; SG20; | 2023-04-18 |
| BROADBAND FORUM-LIAISE-566-LS171 | LS/r on Invitation to update the information in the IMT-2020 and beyond roadmap (JCA-IMT2020-LS12) | BROADBAND FORUM | JCA-IMT2020; | 2023-03-27 |
| SG3-LS21 | LS/r on Invitation to update the information in the IMT-2020 and beyond roadmap (JCA-IMT2020-LS12) [to ITU-T JCA-IMT2020] | SG3 | JCA-IMT2020; | 2023-03-10 |
| SG17-LS48 | LS/r on Invitation to update the information in the IMT-2020 and beyond roadmap (reply to JCA-IMT2020-LS12) | SG17 | JCA-IMT2020; | 2023-03-03 |
| TSDSI-LS5 | LS/r on Invitation to update the information in the IMT2020 Roadmap | TSDSI | JCA-IMT2020; | 2023-02-27 |
| SG20-LS47 | LS/r on Invitation to update the information in the IMT2020 roadmap (reply to JCA-IMT2020-LS12) | SG20 | JCA-IMT2020; | 2023-02-10 |
| SG11-LS59 | LS/r on invitation to update the information in the IMT-2020 and beyond roadmap (reply to JCA-IMT2020-LS12) | SG11 | JCA-IMT2020; | 2022-12-07 |
| JCA-IMT2020-LS12 | LS on Invitation to update the information in the IMT-2020 and beyond roadmap [to ITU study groups and external IMT-2020 liaison partners] | JCA-IMT2020 | BROADBAND FORUM; ITU-R SG 5; ITU-D SG 2; GSMA; TM Forum; MEF; TTA; 3GPP TSG CT; IEEE 802.1; IETF CCAMP Working Group; 3GPP TSG SA; 3GPP TSG RAN; NGMN Alliance; ONF; oneM2M; ETSI ISG NFV; IETF SFC; IETF TEAS WG; IEEE 1914; TSDSI; SCF; OASIS Tosca; ETSI ISG MEC; ETSI MWT; ONAP; OSSDN; IETF DETNET; IETF DMM; IEEE FNI; SG2; SG3; SG5; SG9; SG11; SG12; SG15; SG16; SG17; SG20; | 2022-11-21 |
