Administrative Circulars and Circulars Letters

As of 1 March 2018, the dispatching of all BR circulars by postal mail has been discontinued (see CA/238 dated 6 Feb. 2018)

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Administrative Circulars

Administrative Circulars (CA) - Concerning general business of the Radiocommunication Sector:
- World Radiocommunication Conference (WRC)
- Conference Preparatory Meeting (CPM)
- Activities of the SAT-BAG and SC
- Radiocommunication Advisory Group (RAG)
- World Radiocommunication Seminar (WRS)
- Operational Plans
- Working methods of the RA and the Study Groups
Administrative Circulars (CACE) - Concerning Radiocommunication Assembly and Study Group work:
- Adoption/approval of Recommendations, Questions
- Study Group meeting invitations
Administrative Circulars (CAR) - Archives

Circulars Letters

Circular Letters (CCRR) - Concerning matters related directly to the Radio Regulations Board:
- Draft modification to the Rules of Procedure (Addendum + Corrigendum)
Circular Letters (CM) - Concerning Maritime Affairs:
- Implementation of Resolution 340 of WRC-97
- Publication of the List of ship stations
Circular Letters (CR) - Concerning Radio Regulation Frequency Registration:
- Application of Radio Regulations Articles
- Application and Implementation of Resolutions 30 (WRC-97), 55 (WRC-2000), 532 (WRC-97)
- Rules of Procedure
- Notification of frequency assignments on electronic media
- Submission of notices to the BR
- Approved minutes of the Meetings of the RRB
Circular Telegrams (CTITU) - Concerning application of the Radio Regulations (RR):
- Application of No. 9.5D of the Advance Publication Information (API)
- Application of Nos.11.44/11.44.1 of the RR and Resolution 49 (Rev.WRC-07)
- Others
Circular Letters (LCCE) - Concerning Study Groups (Working Parties and Task Groups): meeting invitations, questionnaires English only
- Study Group 1 - Archives
- Study Group 3 - Archives
- Study Group 4 - Archives
- Study Group 5 - Archives (SG8) - Archives (SG9)
- Study Group 6 - Archives
- Study Group 7 - Archives
- CCV

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Administrative Circulars and Circulars Letters

Administrative Circulars

Circulars Letters