Federal Communications Commission DA 26-498 DA 26-498 Released: May 19, 2026 INFORMAL WORKING GROUP 1, INFORMAL WORKING GROUP 2, INFORMAL WORKING GROUP 3, AND INFORMAL WORKING GROUP 4 OF THE WORLD RADIOCOMMUNICATION CONFERENCE ADVISORY COMMITTEE SCHEDULE THEIR MEETINGS OIA Docket No. 24-30 This notice advises interested persons that Informal Working Group 1 (IWG–1), Informal Working Group 2 (IWG–2), Informal Working Group 3 (IWG–3), and Informal Working Group 4 (IWG–4) of the 2027 World Radiocommunication Conference Advisory Committee (WRC–27 Advisory Committee) have scheduled meetings as set forth below. The meetings are open to the public. The Commission’s WRC-27 website (www.fcc.gov/wrc-27) contains the latest information on all scheduled meetings, meeting agendas, and WRC-27 Advisory Committee matters. For further information on the attached meeting schedule, contact Gregory Baker, the Designated Federal Official for the Advisory Committee, gregory.baker@fcc.gov or WRC-27@fcc.gov (telephone: (202) 919-0758). WRC-27 ADVISORY COMMITTEE SCHEDULE OF MEETINGS OF INFORMAL WORKING GROUPS 1, 2, 3 AND 4 Informal Working Group 1: Maritime, Aeronautical and Radar Services Chair— Kim Kolb, kim.1.kolb@boeing.com, telephone: (703) 220-2438 Vice Chair—Nicholas Shrout, njs@asri.aero, telephone: (443) 951-0335 FCC Representatives: Louis Bell, louis.bell@fcc.gov, telephone: (202) 418-1641; Allen Yang, allen.yang@fcc.gov, telephone: (202) 418-0738; Dante Ibarra, dante.ibarra@fcc.gov, telephone: (202) 418-0610; Gregory Baker, gregory.baker@fcc.gov, (202) 919-0758 IWG–1—Meetings: Date: June 30, 2026; Time: 1:00 PM ET – 2:00 PM ET https://teams.microsoft.com/meet/214875079216726?p=BlSEuQNhcb4erlzsDG Meeting ID: 214 875 079 216 726 Passcode: BM9SU7WQ Dial in by phone: +1 360-726-3256,,45207034# United States, Vancouver Phone conference ID: 452 070 34# Date: July 28, 2026 Time: 1:00 PM ET – 2:00 PM ET https://teams.microsoft.com/meet/229248997155077?p=RkikZLeSSGjuXpqcmm Meeting ID: 229 248 997 155 077 Passcode: bC7kM3wY Dial in by phone: +1 360-726-3256,,850574265# United States, Vancouver Phone conference ID: 850 574 265# Date: August 25, 2026 Time: 1:00 PM ET – 2:00 PM ET https://teams.microsoft.com/meet/221573355374687?p=VxiiKn7az2dGbM1Z2c Meeting ID: 221 573 355 374 687 Passcode: NJ3xv6NG Dial in by phone: +1 360-726-3256,,251320150# United States, Vancouver Phone conference ID: 251 320 150# Date: September 15, 2026 Time: 1:00 PM ET – 2:00 PM ET https://teams.microsoft.com/meet/263399331915695?p=WwmA5JRdNI7Vr8marB Meeting ID: 263 399 331 915 695 Passcode: 3zr6Vd2e Dial in by phone: +1 360-726-3256,,298453881# United States, Vancouver Phone conference ID: 298 453 881# Informal Working Group 2: Mobile and Fixed Services Chair— Daudeline Meme, daudeline.meme@verizon.com, telephone: (202) 253-8362 Vice Chair— Reza Arefi, rezaa@apple.com, telephone: (202) 235-7298 FCC Representatives: Louis Bell, louis.bell@fcc.gov, telephone: (202) 418-1641; Dante Ibarra, dante.ibarra@fcc.gov, telephone: (202) 418–0610; Gregory Baker, Gregory.Baker@fcc.gov, (202) 919-0758 IWG–2—Meetings: Date: June 30, 2026; Time: 2:00 PM ET – 3:30 PM ET https://teams.microsoft.com/meet/214875079216726?p=BlSEuQNhcb4erlzsDG Meeting ID: 214 875 079 216 726 Passcode: BM9SU7WQ Dial in by phone: +1 360-726-3256,,45207034# United States, Vancouver Phone conference ID: 452 070 34# Date: July 28, 2026 Time: 2:00 PM ET – 3:30 PM ET https://teams.microsoft.com/meet/229248997155077?p=RkikZLeSSGjuXpqcmm Meeting ID: 229 248 997 155 077 Passcode: bC7kM3wY Dial in by phone: +1 360-726-3256,,850574265# United States, Vancouver Phone conference ID: 850 574 265# Date: August 25, 2026 Time: 2:00 PM ET – 3:30 PM ET https://teams.microsoft.com/meet/221573355374687?p=VxiiKn7az2dGbM1Z2c Meeting ID: 221 573 355 374 687 Passcode: NJ3xv6NG Dial in by phone: +1 360-726-3256,,251320150# United States, Vancouver Phone conference ID: 251 320 150# Date: September 15, 2026 Time: 2:00 PM ET – 3:30 PM ET https://teams.microsoft.com/meet/263399331915695?p=WwmA5JRdNI7Vr8marB Meeting ID: 263 399 331 915 695 Passcode: 3zr6Vd2e Dial in by phone: +1 360-726-3256,,298453881# United States, Vancouver Phone conference ID: 298 453 881# Informal Working Group 3: Fixed-Satellite Service and Regulatory Matters Chair – Alex Epshteyn, epshteyn@amazon.com, telephone: (703) 963-6136 Vice Chair – Ryan Henry, ryan.henry@ses.com, telephone: (202) 878-9360 FCC Representatives: Clay DeCell, clay.decell@fcc.gov, telephone: (202) 418-0803; Kathyrn Medley, kathyrn.medley@fcc.gov, telephone: (202) 418-1211; Eric Grodsky, eric.grodsky@fcc.gov, telephone: (202) 418-0563; Dante Ibarra, dante.ibarra@fcc.gov, telephone: (202) 418-0610; Gregory Baker, Gregory.Baker@fcc.gov, (202) 919-0758 IWG–3 – Meetings: Dates: July 1, 2026; Time: 2:00 PM ET – 4:00 PM ET https://teams.microsoft.com/meet/255669249111785?p=BYavOfYnclx716ynKf Meeting ID: 255 669 249 111 785 Passcode: GW3Cj6FW Dial in by phone: +1 360-726-3256,,419833013# United States, Vancouver Phone conference ID: 419 833 013# Dates: July 29, 2026; Time: 2:00 PM ET – 4:00 PM ET https://teams.microsoft.com/meet/261045277752248?p=iMXEP4F7oMkES1Fw6R Meeting ID: 261 045 277 752 248 Passcode: nC2Jh3Yx Dial in by phone: +1 360-726-3256,,338800232# United States, Vancouver Phone conference ID: 338 800 232# Dates: August 26, 2026; Time: 2:00 PM ET – 4:00 PM ET https://teams.microsoft.com/meet/264878208174613?p=UJkKW16JIv3qtqUgZ1 Meeting ID: 242 867 922 809 52 Passcode: na9xQ7vQ Dial in by phone +1 360-726-3256,,130910836# United States, Vancouver Phone conference ID: 130 910 836# Access code: 2830 740 8273 Dates: September 16, 2026; Time: 2:00 PM ET – 4:00 PM ET https://teams.microsoft.com/meet/214059293030809?p=tsBDHN4tcMYcgTPuVZ Meeting ID: 214 059 293 030 809 Passcode: 83YR25FL Dial in by phone: +1 360-726-3256,,119002755# United States, Vancouver Phone conference ID: 119 002 755# Informal Working Group 4: Mobile Satellite and Space Science Services Chair – Damon Ladson dladson@hwglaw.com, telephone: (202) 730-1315 Vice Chair – George John, george.john@hoganlovells.com, telephone: (202) 673-6989 FCC Representatives: Dante Ibarra, dante.ibarra@fcc.gov, telephone: (202) 418-0610; Clay DeCell, clay.decell@fcc.gov, telephone: (202) 418-0803; Gregory Baker, Gregory.Baker@fcc.gov, (202) 919-0758 IWG–4 – Meetings: Dates: July 1, 2026; Time: 11:00 AM ET – 1:00 PM ET https://teams.microsoft.com/meet/249441961148484?p=iowV0uqfJbRXFzfyFz Meeting ID: 249 441 961 148 484 Passcode: DD3Pb3ZZ Dial in by phone: +1 360-726-3256,,595252158# United States, Vancouver Phone conference ID: 419 833 013# Dates: July 29, 2026; Time: 11:00 AM ET – 1:00 PM ET https://teams.microsoft.com/meet/297407886714276?p=DDiwC6a99Eu1AMYdGU Meeting ID: 297 407 886 714 276 Passcode: if9Ff2a8 Dial in by phone: +1 360-726-3256,,252015640# United States, Vancouver Phone conference ID: 252 015 640# Dates: August 26, 2026; Time: 11:00 AM ET – 1:00 PM ET https://teams.microsoft.com/meet/252201310623967?p=UnvhPTeynztf07h5Ji Meeting ID: 252 201 310 623 967 Passcode: Vo69i55y Dial in by phone +1 360-726-3256,,688756504# United States, Vancouver Phone conference ID: 688 756 504# Dates: September 16, 2026; Time: 11:00 AM ET – 1:00 PM ET https://teams.microsoft.com/meet/267185568445107?p=wTwxsHGBoc3JnZHeXd Meeting ID: 267 185 568 445 107 Passcode: uU9Gg2uz Dial in by phone: +1 360-726-3256,,543136449# United States, Vancouver Phone conference ID: 543 136 449# - FCC – 2