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ITU-T Liaison Statements
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ITU-T Liaison Statements
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Incoming liaison statements allocated to an ITU-T Study Group meeting (
*
)
ITU-T Study Group
Any
ITU-T TSAG [Telecommunication Standardization Advisory Group]
ITU-T SG2 [Operational aspects of telecommunications and ICTs]
ITU-T SG3 [Tariff and accounting principles and international telecommunication/ICT economic and policy issues]
ITU-T SG5 [Environment, climate action, circular economy and electromagnetic fields]
ITU-T SG11 [Signalling requirements, protocols, test specifications and combating counterfeit telecommunication/ICT devices]
ITU-T SG12 [Performance, quality of service (QoS) and quality of experience (QoE)]
ITU-T SG13 [Future networks and emerging network technologies]
ITU-T SG15 [Networks, technologies and infrastructures for transport, access and home]
ITU-T SG17 [Security]
ITU-T SG20 [Internet of Things, digital twins and smart sustainable cities and communities]
ITU-T SG21 [Technologies for multimedia, content delivery and cable television]
Meeting
1-10 June 2026, Geneva
9 April 2026, E-Meeting
2 April 2026, Geneva
6 February 2026, E-Meeting
3-11 December 2025, Geneva
10 October 2025, Virtual Event
3-4 September 2025, Virtual Event
8-17 April 2025, Geneva
2-6 September 2024, Geneva
11-12 July 2024, E-Meeting
20 February - 1 March 2024, Geneva
29 August - 8 September 2023, Goyang
8 May 2023, E-Meeting
21 February - 3 March 2023, Geneva
23 August - 2 September 2022, Geneva
10-20 May 2022, E-Meeting
7 January 2022, E-Meeting
24 August - 3 September 2021, E-Meeting
20-30 April 2021, E-Meeting
7 January 2021, E-Meeting
24 August - 3 September 2020, E-Meeting
29 May 2020, E-Meeting
17-26 March 2020, E-Meeting
27 August - 5 September 2019, Geneva
22-30 January 2019, Geneva
29 August - 7 September 2018, Geneva
20-29 March 2018, Geneva
29 August - 6 September 2017, Geneva
22-30 March 2017, Geneva
29 August - 7 September 2016, Geneva
14-23 March 2016, Geneva
8-17 September 2015, Geneva
8-17 April 2015, Geneva
17-26 September 2014, Geneva
15-24 January 2014, Geneva
26 August - 4 September 2013, Geneva
17-26 April 2013, Geneva
29 August - 7 September 2012, Geneva
20 February - 2 March 2012, Geneva
24 August - 2 September 2011, Geneva
11-20 April 2011, Geneva
8-17 December 2010, Geneva
7-16 April 2010, Geneva
16-25 September 2009, Geneva
11-20 February 2009, Geneva
15-19 September 2008, Geneva
7-18 April 2008, Geneva
10-14 December 2007, Geneva
19-28 September 2007, Geneva
20 April 2007, Geneva
18-20 April 2007, Geneva
16-20 April 2007, Geneva
6-15 December 2006, Geneva
19-28 April 2006, Jeju Island
16-20 January 2006, Geneva
Type of action
Any
Action
Comment
Information
With title containing all these words
Full search in ITU-T LSs Database
Total found:
15
Page Size:
10
20
50
100
Open ID Foundation-LS6
- [
https://www.itu.int/ifa/t/2025/ls/openidfoundation/sp18-openidfoundation-00006.docx
]
LS on Stable text for FAPI 2.0 Attacker Model (X.f2am)
Approved on 2026-05-12
.
For action to:
Q10/17
For information to:
-
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0443
Meeting:
1-10 June 2026, Geneva
Open ID Foundation-LS7
- [
https://www.itu.int/ifa/t/2025/ls/openidfoundation/sp18-openidfoundation-00007.docx
]
LS on Stable text for FAPI 2.0 Security Profile (X.f2sp)
Approved on 2026-05-12
.
For action to:
Q10/17
For information to:
-
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0444
Meeting:
1-10 June 2026, Geneva
FG-AINN-LS7
- [
https://www.itu.int/ifa/t/2025/ls/fg-ainn/sp18-fg-ainn-00007.zip
]
LS on completion of the FG-AINN WG1 Draft Deliverable “Technical Specification -Vocabulary for Artificial Intelligence Native for Telecommunication Networks”
Approved on 2026-05-07
.
For action to:
-
For information to:
Q16/17
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0445
Meeting:
1-10 June 2026, Geneva
FG-EAI-LS1
- [
https://www.itu.int/ifa/t/2025/ls/fg-eai/sp18-fg-eai-00001.docx
]
LS on invitation to participate in the ITU-T Focus Group on Embodied AI for Multimedia Technologies (FG-EAI) and its upcoming meetings
Approved on 2026-05-07
.
For action to:
-
For information to:
All questions
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0446
Meeting:
1-10 June 2026, Geneva
SG21-LS185
- [
https://www.itu.int/ifa/t/2025/ls/sg21/sp18-sg21-00185.zip
]
LS on initiation of new work item ITU-T F.AICP-MIR “General technical requirements and framework for artificial intelligence cloud platform: model iteration requirements”
Approved on 2026-05-01
.
For action to:
-
For information to:
Q7/17
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0447
Meeting:
1-10 June 2026, Geneva
IETF-LS31
- [
https://www.itu.int/ifa/t/2025/ls/ietf/sp18-ietf-00031.docx
]
LS/r on initiation of two new work items on digital emblem (reply to SG17-LS118)
Approved on 2026-04-27
in response to
SG11-LS118
.
For action to:
Q1/17
For information to:
-
Deadline:
2026-07-06
Submitted as:
T25-SG17-260601-TD-GEN-0438
Meeting:
Geneva, 1-10 June 2026
ITU-D SG 2-2/61-E
- [
https://www.itu.int/ifa/t/2025/ls/itu-dsg2/sp18-itu-dsg2-00057.docx
]
LS on new ITU-D Question 3/2 and collaboration
Approved on 2026-04-24
.
For action to:
Q1/17
For information to:
-
Deadline:
2026-10-07
Submitted as:
T25-SG17-260601-TD-GEN-0448
Meeting:
1-10 June 2026, Geneva
OSTERA-LS1
- [
https://www.itu.int/ifa/t/2025/ls/ostera/sp18-ostera-00001.docx
]
LS on the creation of OSTERA
Approved on 2026-04-23
.
For action to:
All questions
For information to:
-
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0442
Meeting:
Geneva, 1-10 June 2026
3GPP TSG SA3-S3-261824
- [
https://www.itu.int/ifa/t/2025/ls/3gpptsgsa3/sp18-3gpptsgsa3-00023.docx
]
LS/r on Post-quantum KEMs and resilience of symmetric cryptography against CRQCs (reply to SG17-LS115 )
Approved on 2026-04-21
in response to
SG17-LS115
.
For action to:
Q11/17
For information to:
-
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0437
Meeting:
Geneva, 1-10 June 2026
ETSI TC Cyber WG QSC-(26)43008
- [
https://www.itu.int/ifa/t/2025/ls/etsitccyberwgqsc/sp18-etsitccyberwgqsc-00007.docx
]
LS/r on the revised Technical Report ITU-T QSTR-USSD-rev (reply to SG11-LS120)
Approved on 2026-04-21
in response to
SG11-LS120
.
For action to:
-
For information to:
Q11/17
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0440
Meeting:
Geneva, 1-10 June 2026
ITU-D Q5/1-Document 1/106-E
- [
https://www.itu.int/ifa/t/2025/ls/itu-dq5_1/sp18-itu-dq5_1-00005.docx
]
LS on collaboration and updates
Approved on 2026-04-17
.
For action to:
-
For information to:
Q1/17
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0436
Meeting:
Geneva, 1-10 June 2026
ISO/IEC JTC1/SC27/WG5-N24631
- [
https://www.itu.int/ifa/t/2025/ls/iso_iecjtc1_sc27_wg5/sp18-iso_iecjtc1_sc27_wg5-00056.zip
]
LS on work related to Age Assurance Systems
Approved on 2026-04-02
.
For action to:
Q10/17
For information to:
-
Deadline:
2026-05-29
Submitted as:
T25-SG17-260601-TD-GEN-0441
Meeting:
Geneva, 1-10 June 2026
SG21-LS171
- [
https://www.itu.int/ifa/t/2025/ls/sg21/sp18-sg21-00171.zip
]
LS on the consent of work item on the draft ITU-T F.740.15 (ex F.CDSS-RF) “Requirements and framework for cultural data sharing system”
Approved on 2026-03-20
.
For action to:
-
For information to:
Q7/17
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0434
Meeting:
Geneva, 1-10 June 2026
SG21-LS177
- [
https://www.itu.int/ifa/t/2025/ls/sg21/sp18-sg21-00177.zip
]
LS on initiation of new work item ITU-T HSTP.IMV-CS “Case Studies and Best Practices for Industrial Metaverse”
Approved on 2026-03-20
.
For action to:
-
For information to:
Q6/17
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0435
Meeting:
Geneva, 1-10 June 2026
SG11-LS124
- [
https://www.itu.int/ifa/t/2025/ls/sg11/sp18-sg11-00124.zip
]
LS on the initiation of new work item QSTR-AI4CDD “Technical Report on AI-enabled behavioural detection framework for counterfeit ICT devices in operational networks”
Approved on 2026-03-11
.
For action to:
-
For information to:
Q2/17
Deadline:
-
Submitted as:
T25-SG17-260601-TD-GEN-0433
Meeting:
Geneva, 1-10 June 2026
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