1st ITU Inter-regional Information Session on WRC-27 Preparation – ITU IRIS

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

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3-5 December 2025

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.

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Invitation

CA/278

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Registration

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Participation

Practical Information

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Programme

meeting sessions

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Documentation

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Media Centre

Programme¹ (Geneva time) | Meeting Sessions

Day 1 – 3 Dec. 2025

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)

CITEL: Mr Ricardo Andres MARTINEZ DUQUE (PCC.II WG-WRC Chair)

RCC: Mr Sergey PASTUKH (RCC WG Chair)

Representatives of ATU

10:30 – 11:00

Coffee break – Network of Women session (NOW4WRC27) – open to women and mentors (Satellite Restaurant (Tower 15^th 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

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.
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.

Day 2 – 4 Dec. 2025

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

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.
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.

Day 3 – 5 Dec. 2025

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 (追記)
(追記ここまで)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)
• CITEL: Mr Ricardo Andres MARTINEZ DUQUE (PCC.II WG-WRC Chair)
• RCC: Mr Sergey PASTUKH (RCC WG Chair)
• Representatives of ASMG and ATU

Closing

Notes

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.
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.

Practical Information for Participants

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Remote Participation

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Links for remote participation are available in the Restricted Virtual Events webpage.

Make sure to use the same ITU user account credentials to register and to connect remotely.

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Physical Participation

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ITU’s Headquarters in Geneva

International Telecommunication Union (ITU)

Place des Nations, 1211 Geneva 20 Switzerland
are conveniently located overlooking the Place des Nations in the Heart of Geneva’s United Nations district.

Access is easy by foot or private transport or using public transport as describe below.

Office numbers in the three buildings begin with M, T and V, respectively.

[埋込みオブジェクト:https://maps.google.com/maps?q=ITU%20Geneva&z=15&hl=en&t=m&output=embed&iwloc=near]

Event Badges

Delegate badging desks are located in the entrance of the ITU Montbrillant (M) building, 2 rue de Varembé, Geneva.

[埋込みオブジェクト:https://maps.google.com/maps?q=ITU%20Geneva&z=15&hl=en&t=m&output=embed&iwloc=near]

IT Facilities

Internet Access

Wired Internet access is available in the ITU meeting rooms H, K, L, M and Popov as well as at the Cybercafé.

Wireless Internet Access is available throughout the ITU facilities.

For events at CICG, please follow the wireless connectivity instructions provided on site.

Access to PC and Printers

PCs with multilingual keyboard support and network printers are available at the ITU Tower building, 2nd basement.

IT Support

Delegates can obtain support from the Service Desk located at the ground floor of the ITU Montbrillant building (office M03a).

Click here to contact the Service Desk.

Electricity

230V 50 Hz, power sockets with Swiss standard adapters (from USA to Swiss or Europe to Swiss, UK to Swiss) can be purchased at the ITU bookshop located at the ITU Montbrillant building entrance.

Public transport

There are several bus/tram stops in the vicinity of the ITU (tram 15 and bus lines 5, 22, F, V, Z). Geneva ́s public transport system is operated by the Transports publics genevois (TPG)

Anyone arriving at Geneva Airport can obtain a free ticket (for immediate use) for 80 minutes travel on the Geneva transport system. The ticket machine is located just before the customs control area.

If you are staying at a hotel, the establishment will offer you the Geneva Transport Card that allows you to use public transport in Geneva free of charge during your stay.

Parking

Parking des Nations, adjacent to ITU.

Parking restrictions are in force for the streets adjacent to the ITU. Visitors are advised to respect these restrictions.

A limited number of parking cards are available for those participants attending ITU meetings held in the Geneva International Convention Center (CICG). Please contact the ITU-R Event Registration service to request a parking card

Medical Service

The services of a nurse are available to meeting participants. The medical service is on the ground floor of the ITU Varembé (V) building (Office V16 – extension: 5397).

In case of an emergency, participants may contact the Security Service, extension 119.

Bank

A bank is situated across the street from the ITU Tower entrance. Currency exchanges and other services are available from Monday to Friday, 0830 – 1630 hours.

Post Office

A post office is situated at Rue de Varembé 15, next to the CICG "Centre International des Conférences de Genève" entrance.

Restaurants

A self-service cafeteria is situated between the ITU Varembé (V) and Montbrillant (M) buildings.

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Visa Support

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Meeting in Switzerland

Citizens of some countries are required to obtain a visa in order to enter Switzerland. Visa applications must be submitted to the Swiss foreign mission closest to their place of residence at least four (4) weeks prior to the planned travel date.

Further information: Swiss Confederation – Federal Office for Migration

Registration of participants to ITU-R activities is carried out exclusively on-line through the approval of Designated Focal Points (DFPs) for ITU-R event registration

When needed, visa support must be requested during the on-line registration process. The following information must be provided for each participant requiring visa support:

Name on passport

Date and place of birth

Passport number

Passport issuance and expiry dates

Passport country of issuance

There is no need to send further documentation to ITU as the visa support request procedure will follow automatically. For meetings held in Switzerland, please allow up to 21 days for a confirmation of support to be provided by ITU.

Visa support confirmations will be sent to the DFP who will be responsible for forwarding each confirmation to the concerned participant. Support confirmations will NOT be sent directly to meeting participants.

Registration | Register now

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