| Work item | Question | Equiv. Num. | Status | Timing | Approval process | Version | Liaison relationship | Subject / Title | Priority |
| G Sup.ePTS | Q13/15 | | Under study | 2026-07 | Agreement | New | - | Enhanced Partial Timing Support | Medium |
| G.781 Amd.1 | Q13/15 | | Under study | 2027-02 | AAP | - | - | Synchronization layer functions for frequency synchronization based on the physical layer - Amendment 1 | Medium |
| G.781.1 Amd.1 | Q13/15 | | Under study | 2027-01 | AAP | - | - | Synchronization Layer Functions for packet-based networks - Amendment 1 | Medium |
| G.8271 | Q13/15 | | Under study | 2027-02 | AAP | New | IEEE 802.1, IEEE802.3, IEEE 1588, 3GPP, O-RAN | Time and phase synchronization aspects of telecommunication networks | - |
| G.8271.1 | Q13/15 | | Under study | 2027-02 | AAP | Rev. | - | Network limits for time synchronization in packet networks with full timing support from the network | Medium |
| G.8273/Y.1368 (2023) Amd.2 | Q13/15 | | Under study | 2027-02 | AAP | - | - | Framework of phase and time clocks - Amendment 2 | Medium |
| G.8273.2 | Q13/15 | | Under study | 2027-02 | AAP | - | - | Timing characteristics of telecom boundary clocks and telecom time synchronous clocks for use with full timing support from the network | Medium |
| G.8274 Amd.1 | Q13/15 | | Under study | 2027-02 | AAP | - | IEEE 802.1, IEEE802.3, IEEE 1588, 3GPP, O-RAN | Architecture and requirements for packet-based time and phase distribution | Medium |
| G.8371 Amd.1 (ex G.mtn-sync) | Q13/15 | | Under study | 2027-02 | AAP | - | - | Synchronization aspects of metro transport network - Amendment 1 | - |
| G.FTS-Lite | Q13/15 | | Under study | 2027-02 | AAP | - | - | Lightweight PTP profile for phase/time synchronization in full timing support networks | Medium |
| G.Sup65 | Q13/15 | | Under study | 2027-02 | Agreement | Rev. | - | Simulations of transport of time over packet networks | Medium |
| G.Sup83 | Q13/15 | | Under study | 2027-02 | Agreement | Rev. | IEEE 802.1, IEEE802.3, IEEE 1588, 3GPP, O-RAN | Supplement on the use of options in the precision time protocol profile with full timing support from the network | Medium |
| G.Sup.PRTC-Monitoring | Q13/15 | | Under study | 2027-02 | Agreement | - | - | PRTC Clocks Monitoring | Medium |
| GSTR-OCN | Q13/15 | | Under study | 2027-11 | Agreement | New | - | ITU-T technical report GSTR-OCN, "Optical clocks and their networking" | Medium |
