1st Inter-regional Information Session
on WRC-27 Preparation

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3-5 December 2025

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Announcement
The ITU Radiocommunication Bureau organizes the 1st Inter-regional Information Session on WRC-27 Preparation in the ITU Headquarters in Geneva, from 3 to 5 December 2025.

1st Inter-regional Information Session on WRC-27 Preparation

The 1st Inter-regional Information Session (IRIS) on WRC-27 Preparation is a face-to-face event organized in accordance with ​Resolution 72 (Rev.WRC-19) with the possibility of remote participation (see Programme).

Using information from the ITU-R responsible groups on the ongoing preparatory studies for WRC‑27 (see at itu.int/go/rcpm-wrc-27-studies), as well as on up-to-date information regarding the Bureau and regional preparations for CPM27-2, RA-27 and WRC-27, round tables provide​ all the stakeholders with the opportunity to exchange views and gain a deeper insight on the most challenging WRC‑27 agenda items and issues, as well as of the draft preliminary common views and/or positions of the concerned entities.  

Programme1 (Geneva time) | Meeting Sessions

09:30 – 10:30
Opening Session
  • Address by Mr Mario Maniewicz, Director BR
  • Address by Mr Alexander Kühn, Chair CPM-27
  • Status of the preparation for CPM27-2, RA‑27 and WRC‑27, incl. organizations of regional groups and main areas of activity
    • APT: Mr Nobuyuki KAWAI (APG Chair)
    • ASMG: Mr Tariq AL AWADI (ASMG Chair)
    • CEPT: Mr Stephen TALBOT (CPG Chair)
    • RCC: Mr Sergey PASTUKH (RCC WG Chair)
    • Representatives of ATU and CITEL
10:30 – 11:00
Coffee break – Network of Women session (NOW4WRC27) – open to women and mentors (Satellite Restaurant (Tower 15th floor))

11:00 – 12:30
Session 1 on IMT & MSS-IMT

Panel on WRC-27 agenda item 1.7 (IMT)2

Moderator:Mr Michael KRÄMER (Chair, ITU-R WP 5D WG SPEC & WRC PREP)
Panelists:• Mr Geraldo NETO (Chair, ITU-R WP 5D SWG ai 1.7);
• APT: Mr Bui Ha LONG (APG WP 2 Co-Chair)
• CEPT: Mr Christoph HILDEBRAND (ECC Project Team (PT) 1 Chair)
• RCC: Mr Alexander PASTUKH (RCC Coordinator AI 1.7)
• Representatives of ASMG, ATU and CITEL

Panel on WRC-27 agenda item 1.13 (IMT-MSS)2

Co-Moderators:Mr Nobuyuki KAWAI (Chair, ITU-R WP 4C);
Mr Hiroyuki ATARASHI (Chair, ITU-R WP 5D)
Panelists:• Mr Alexander PASTUKH (Chair, ITU-R WP 4C SWG ai 1.13);
• Dr Golnar KHOMAMI (Chair, ITU-R WP 5D SWG IMT-MSS);
• APT: Dr Daesub OH (APG WP 3 Co-Chair)
• CEPT: Mr Christoph HILDEBRAND (ECC PT 1 Chair)
• RCC: Ms Olga MIRONOVA (RCC Coordinator AI 1.13)
• Representatives of ASMG, ATU and CITEL
12:30 – 14:00
Lunch break​​

14:00 – 15:15
Session 1 on IMT & MSS-IMT (cont’d) followed by Session 2 on MSS

Panel from Session 1 (cont’d)2

Panel on WRC-27 agenda items 1.11, 1.12 & 1.14 (MSS)2

Moderator(s):Mr Paul DEEDMAN (Chair, ITU-R WP 4C WG MSS Spectrum Aspects)
Panelists:• Ms Xochitl HERNANDEZ, (Chair, ITU-R WP 4C SWG ai 1.11)
• Mr Nickolas SPINA, (Chair, ITU-R WP 4C SWG ai 1.12)
• Ms Jennifer A. MANNER (Chair, ITU-R WP 4C SWG ai 1.14)
• APT: Mr Meiditomo SUTYARJOKO (APG WP 3 Co-Chair)
• CEPT: Ms Nadia KATSANOU (CPG PT C Chair & CPG Vice Chair)
• RCC: Mr Sergey UVAROV (RCC Coordinator team AI 1.11 & 1.12 Member) and Ms Olga MIRONOVA (RCC Coordinator team AI 1.14 Member)
• Representatives of ASMG, ATU and CITEL

15:15 – 15:45
Coffee break​​

15:45 – 17:00
Session 2 on MSS (cont’d)

Panel from Session 2 (cont’d)2

Notes
  1. The timing of the sessions and the list of the WRC-27 agenda items/topics are indicative at this stage and may change subsequently, as deemed appropriate. 
  2. Roundtables on presentation and explanations of the ongoing ITU-R preparatory studies for WRC-27 by the responsible groups, and of the preliminary draft common views, positions and/or proposals from the regional groups (APT‑APG, Arab Group/ASMG, African Group/ATU, CEPT-CPG, CITEL‑PCC.II, RCC), other main international organizations (e.g. ICAO, IMO, WMO, etc.) and/or other relevant stakeholders, as appropriate.

09:00 – 10:00
Session 3 on other terrestrial topics

Panel on WRC-27 agenda item 1.10 (FS/MS & RR Art. 21 limits for FSS/BSS/MSS)2

Moderator:Mr El Hadjar ABDOURAMANE (Chair, ITU-R WP 5C)
Panelists:• APT: Mr Bui Ha LONG (APG WP 2 Co-Chair)
• CEPT: Mr Karsten BUCKWITZ (CPG PT A Chair)
• RCC: Ms Olga IASTREBTSOVA (RCC Coordinator AI 1.10)
• Representatives of ASMG, ATU and CITEL

Panel on WRC-27 agenda item 1.8 (RLS)2

Moderator:Mr Gregory BAKER (Chair, ITU-R WP 5B)
Panelists:• APT: Mr Satoshi IMATA (APG WP 2 Co-Chair)
• CEPT: Mr Karsten BUCKWITZ (CPG PT A Chair)
• RCC: Ms Olga IASTREBTSOVA (RCC Coordinator AI 1.8)
• Representatives of ASMG, ATU and CITEL

Brief information on WRC-27 agenda item 1.9 (modernization of AMS(OR) in HF) by Mr Gregory BAKER (Chair, ITU-R WP 5B)

10:00 – 10:30
Coffee break

10:30 – 12:00
Session 4 on FSS @14 GHz & 50 GHz

Panel on WRC-27 agenda item 1.2 (FSS smaller earth station (ES) antenna sizes @ 14 GHz)2

Moderator:Mr Michel Olivier NDI (Chair, ITU-R WP 4A)
Panelists:• Ms Maria Fernanda SANCHEZ (Chair, ITU-R WP 4A SWG ai 1.2)
• APT: Mr Mrunmaya PATTANAIK(APG WP 1 Co-Chair)
• CEPT: Mr Thomas WELTER (CPG PT B Chair)
• RCC: Mr Alexander PASTUKH (RCC Coordinator team AI 1.2 Member)
• Representatives of ASMG, ATU and CITEL

Panel on WRC-27 agenda item 1.3 (FSS non-GSO gateway ES @ 50 GHz)2

Moderator:Mr Michel Olivier NDI (Chair, ITU-R WP 4A)
Panelists:• Mr Hastyar BARVAR (Chair, ITU-R WP 4A SWG ai 1.3)
• APT: Mr Mrunmaya PATTANAIK (APG WP 1 Co-Chair)
• CEPT: Mr Thomas WELTER (CPG PT B Chair)
• RCC: Mr Sergey UVAROV (RCC Coordinator AI 1.3)
• Representatives of ASMG, ATU and CITEL

Brief information on WRC-27 agenda items 1.1 (FSS ES in motion @50 GHz) by Ms Soraya Contreras (Chair, ITU-R WP 4A SWG ai 1.1) & on WRC-27 agenda item 1.4 (FSS & BSS @ 17 GHz) by Ms Vicky WONG (Chair, ITU-R WP 4A SWG ai 1.4) (name(s) will be provided in due course)

12:00 – 14:00
Lunch break​​

14:00 – 15:15
Session 4 (cont’d) and/or
Session 5 on non-GSO ES authorization and equitable access

Panel on WRC-27 agenda item 1.5 (unauthorized operations of non-GSO FSS & MSS ES)2

Moderator:Mr Per HOVSTAD (Chair, ITU-R WP 4A SWG ai 1.5 & WP 4A Vice-Chair)
Panelists:• APT: Ms Fenhong CHENG (APG WP 1 Co-Chair)
• CEPT: Mr Thomas WELTER (CPG PT B Chair)
• RCC: Mr Nikolay VARLAMOV (RCC Coordinator AI 1.5)
• Representatives of ASMG, ATU and CITEL

Panel on WRC-27 agenda item 1.6 (equitable access to FSS in Q/V bands)2

Moderator:Mr Chris HOFER (Co-Chair, ITU-R WP 4A WG on Regulatory Issues
Panelists:• Mr Mandla MCHUNU (Chair, ITU-R WP 4A SWG ai 1.6)
• APT: Ms Fenhong CHENG (APG WP 1 Co-Chair)
• CEPT: Mr Thomas WELTER (CPG PT B Chair)
• RCC: Mr Nikolay VARLAMOV (RCC Coordinator team 1.6 Member)
• Representatives of ASMG, ATU and CITEL

15:15 – 15:45
Coffee break​​

15:45 – 17:00
Session 5 (cont’d) and/or 
Session 6 on satellite regulatory issues

Panel on WRC-27 agenda item 7 (satellite regulatory issues)2

Moderator:Mr Michel Olivier NDI (Chair, ITU-R WP 4A)
Panelists:• Mr Andrew FELTMAN (Chair, ITU-R WP 4A SWG ai 7)
• APT: Ms Fenhong CHENG (APG WP 1 Co-Chair)
• CEPT: Ms Anna MARKLUND (CEPT Coordinator WRC-27 agenda item 7)
• RCC: Ms Olga DASHKEVICH (RCC WG Vice-Chair & Coordinator AI 7)
• Representatives of ASMG, ATU and CITEL

Notes
  1. The timing of the sessions and the list of the WRC-27 agenda items/topics are indicative at this stage and may change subsequently, as deemed appropriate. 
  2. Roundtables on presentation and explanations of the ongoing ITU-R preparatory studies for WRC-27 by the responsible groups, and of the preliminary draft common views, positions and/or proposals from the regional groups (APT‑APG, Arab Group/ASMG, African Group/ATU, CEPT-CPG, CITEL‑PCC.II, RCC), other main international organizations (e.g. ICAO, IMO, WMO, etc.) and/or other relevant stakeholders, as appropriate.

09:00 – 10:15
Session 7 on Radio Astronomy (RAS) in Radio Quiet Zones (RQZ)

Panel on WRC-27 agenda item 1.16 (RQZ (RAS & non-GSO Sat.))2

Moderator:Mr Balthasar INDERMUEHLE (Chair, ITU-R WP 7D)
Panelists:• APT: Dr Wahyudi HASBI (APG WP 4 Chair)
• CEPT: Dr Gyula I. G. JÓZSA (CEPT Coordinator agenda item 1.16)
• RCC: Mr Anton STEPANOV (RCC Coordinator team AI 1.16 Member)
• Representatives of ASMG, ATU and CITEL
10:15 – 10:45
Coffee break

10:45 – 12:00
Session 7 (cont’d) and/or 
Session 8 on RAS & Earth exploration-satellite service (EESS)

Panel on WRC-27 agenda item 1.18 (protection of EESS (passive) & RAS above 76 GHz)2

Co-Moderators:Mr Balthasar INDERMUEHLE (Chair, ITU-R WP 7D)
Mr Bruno ESPINOSA (Chair, ITU-R WP 7C)
Panelists:• APT: Dr Wahyudi HASBI (APG WP 4 Chair)
• CEPT: Karsten BUCKWITZ (CPG PT A Chair)
• RCC: Mr Anton STEPANOV (RCC Co-coordinator AI 1.18)
• Representatives of ASMG, ATU and CITEL

Panel on WRC-27 agenda item 1.19 (new allocations to EESS (passive) for sea surface temperature (SST) measurements)2

Moderator:Mr Bruno ESPINOSA (Chair, ITU-R WP 7C)
Panelists:• APT: Dr Wahyudi HASBI (APG WP 4 Chair)
• CEPT: Karsten BUCKWITZ (CPG PT A Chair)
• RCC: Mr Anton STEPANOV (RCC Coordinator AI 1.19)
• Representatives of ASMG, ATU and CITEL

12:00 – 14:30
Lunch break​​

14:30 – 15:45
Session 9 on lunar communications

Panel on WRC-27 agenda item 1.15 (Lunar communications in the space research service (SRS))2

Moderator:Ms Catherine SHAM (Chair, ITU-R WP 7B)
Panelists:• APT: Dr Wahyudi HASBI (APG WP 4 Chair)
• CEPT: Karsten BUCKWITZ (CPG PT A Chair)
• RCC: Mr Anton STEPANOV (RCC Co-coordinator AI 1.15)
• Representatives of ASMG, ATU and CITEL

Brief information on WRC-27 agenda item 1.17 (space weather) by Mr Bruno ESPINOSA (Chair, ITU-R WP 7C) (could be provided at the end of Session 8 if time available)

15:45 – 16:00
Coffee break​​

16:00 – 16:30
Concluding and outlook session
Moderator:Mr Alexander KÜHN (Chair CPM-27)
Panelists:• APT: Mr Nobuyuki KAWAI (APG Chair)
• CEPT: Mr Stephen TALBOT (CPG Chair)
• RCC: Mr Sergey PASTUKH (RCC WG Chair)
• Representatives of ASMG,  ATU and CITEL

Closing

Notes
  1. The timing of the sessions and the list of the WRC-27 agenda items/topics are indicative at this stage and may change subsequently, as deemed appropriate. 
  2. Roundtables on presentation and explanations of the ongoing ITU-R preparatory studies for WRC-27 by the responsible groups, and of the preliminary draft common views, positions and/or proposals from the regional groups (APT‑APG, Arab Group/ASMG, African Group/ATU, CEPT-CPG, CITEL‑PCC.II, RCC), other main international organizations (e.g. ICAO, IMO, WMO, etc.) and/or other relevant stakeholders, as appropriate.

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