| Contributions  | 
| 
 | Number 
 | Title | Source | AI/Question 
 | Date | 
|  | [ 72 ] 
 | Reply liaison statement on request for input on quality of service (QoS) and electromagnetic fields (EMF) in the context of indoor coverage technologies | ITU-T SG12 |  | 2025-09-30 | 
|  | [ 71 ] 
 | Reply liaison statement to Working Party 1C - Monitoring of broadcast emissions | WP 6A |  | 2025-09-16 | 
|  | [ 70 ] 
 | Liaison statement to ITU-R Working Party 1C on AWG deliverables regarding spectrum monitoring | Asia-Pacific Telecommunity |  | 2025-09-16 | 
|  | [ 69 ] 
 | Liaison statement on comments on the term "aerial platform" and its definition developed by ITU-T Study Group 2 | CCT |  | 2025-08-27 | 
|  | [ 68 ] 
 | Reply liaison statement to ITU-T Study Group 3 (Copy to ITU-R Study Groups 1 and 4, and to ITU-R Working Parties 4A, 4C and 1C for information) - Creation of new work item on economic and policy aspects of the provision of high-speed Internet connectivity by retail satellite operators | WP 1B |  | 2025-06-23 | 
|  | [ 67 ] +Ann.1-21
 | Report on the second 2023-2027 meeting of Working Party 1C (Geneva, 9-18 June 2025) | Chair, WP 1C |  | 2025-06-18 | 
|  | [ 66 ] 
 | Final list of participants - Working Party 1C (Geneva, 9-18 June 2025) | Director, BR |  | 2025-06-18 | 
|  | [ 65 ] 
 | List of documents issued (Documents 1C/24 - 1C/65) | BR, Study Groups Department |  | 2025-06-06 | 
|  | [ 64 ] 
 | Liaison statement to Working Party 1C regarding the development of a new ITU-R Handbook on fixed wireless systems | WP 5C |  | 2025-05-30 | 
|  | [ 63 ] 
 | Proposed revisions to section 5.1 of ITU Spectrum Monitoring Handbook - Non-GSO epfd measurement technique | United Kingdom |  | 2025-05-28 | 
|  | [ 62 ] 
 | Proposed revisions to section 5.7 of ITU spectrum monitoring Handbook - New information on quantifying radio noise levels by human made sources based on measurement campaign in The UK | United Kingdom |  | 2025-05-28 | 
|  | [ 61 ] 
 | Proposal for modifications to the ITU-R Handbook on spectrum monitoring - Section 3.2.2.2.4 power supply, section 3.4 monitoring receivers, and section 3.5 direction finders | Japan |  | 2025-05-28 | 
|  | [ 60 ] 
 | Proposed draft revision of Report ITU-R SM.2542-0 to add a new annex including the case of El Salvador - Advanced national spectrum management and monitoring platform in El Salvador "Fusion and Monitoring Center (FMC)" and intelligent reporting | El Salvador |  | 2025-05-28 | 
|  | [ 59 ] 
 | Proposed draft revision of Report ITU-R SM.2542-0 to add a new annex including the case of Uruguay - Advanced national spectrum management and monitoring platform in Uruguay - "Espectro Visor" and its Fusion and Monitoring Center (FMC) module | Uruguay |  | 2025-05-27 | 
|  | [ 58 ] 
 | Comments on the proposed revision to section 5.1 of the spectrum monitoring Handbook - Monitoring of spacecraft emissions | Rapporteur of Chap. 5 |  | 2025-05-27 | 
|  | [ 57 ] 
 | Draft for revision of ITU-R Spectrum Monitoring Handbook (SMH) 3bis.4 | Korea (Rep. of) |  | 2025-05-26 | 
|  | [ 56 ] 
 | Proposed revision to section 5.1 of the spectrum monitoring Handbook - Monitoring of spacecraft emissions | Rapporteur of Sub-Chap. 5.1 |  | 2025-05-26 | 
|  | [ 55 ] 
 | Working document towards a preliminary draft revision of Recommendation ITU-R SM.443-4 - Proposal for revision | United States |  | 2025-05-23 | 
|  | [ 54 ] 
 | Convenor's Report on the work of the informal e-mail exchange on the revision of Recommendation ITU-R SM.443-4 - Bandwidth measurement at monitoring stations | Chair, WP 1C |  | 2025-05-23 | 
|  | [ 53 ] 
 | Proposed new Report ITU-R SM.[NATIONAL-SM-NET] - Strategies for the National Deployment of Spectrum Monitoring Networks | Brazil |  | 2025-05-22 | 
|  | [ 52 ] 
 | Contribution to the revision of Chapters 2 and 3 of the new edition of the Handbook on spectrum monitoring | Brazil |  | 2025-05-22 | 
|  | [ 51 ] 
 | Additional information on the summary of conclusions of the 32nd meeting of the Radiocommunication Advisory Group for the attention of all ITU-R Study Groups and Working Parties | Director, BR |  | 2025-05-23 | 
|  | [ 50 ] 
 | Proposed modifications to the preliminary draft revision of Chapter 1 of the ITU spectrum monitoring Handbook - Spectrum monitoring as a key function of a spectrum management system | Russian Federation |  | 2025-05-22 | 
|  | [ 49 ] 
 | New edition of the ITU-R Handbook on Spectrum Monitoring - Chapter 4 - Measurements | Egypt |  | 2025-05-19 | 
|  | [ 48 ] 
 | Liaison statement to ITU-R Study Groups 1 and 3 (copy to ITU-R Working Parties 1C and 3J, ITU-T Study Group 5) - Request of feedback on terms and definitions proposed by ITU-T Study Group 5 and submitted to the CCT for validation | CCT |  | 2025-05-21 | 
|  | [ 47 ] 
 | Proposed update to working document towards a preliminary draft new Report ITU-R SM.[TRP_MES] - Determination of Total Radiated Power (TRP) in the field | China |  | 2025-05-19 | 
|  | [ 46 ] 
 | Proposed revisions to section 5.1 of ITU spectrum monitoring Handbook | China |  | 2025-05-19 | 
|  | [ 45 ] 
 | Proposed revisions to section 3bis of the spectrum monitoring Handbook | China |  | 2025-05-19 | 
|  | [ 44 ] 
 | Proposed revisions to Chapter 3 of the ITU spectrum monitoring Handbook - An example table of typical specifications for DF systems | China |  | 2025-05-19 | 
|  | [ 43 ] 
 | Liaison statement from ITU-D Study Group 1 Question 3/1 to ITU-T Study Groups, ITU-R Working Parties, APT ASTAP and ETSI on use of telecommunications/ICTs for disaster risk reduction and management - ITU-D Study Group 1 Question 3/1: The use of telecommunications/ICTs for disaster risk reduction and management | ITU-D SG1 |  | 2025-05-16 | 
|  | [ 42 ] 
 | Liaison statement from ITU-D Study Group 2 Question 7/2 to ITU-T Study Group 5 and ITU-R Working Parties 1C, 4A, 5A 5B, 5C, 5D and 6A on the Question 7/2 2025 final Report - ITU-D Study Group 2 Question 7/2:  Strategies and policies concerning human exposure to electromagnetic fields | ITU-D SG2 |  | 2025-05-16 | 
|  | [ 41 ] 
 | Reply liaison statement to Working Party 1C (Copy to Working Party 4A for information) - Review of the part of the ITU Handbook on Spectrum Monitoring describing global navigation satellite systems | WP 4C | Q288/4, Q217/4 | 2025-05-09 | 
|  | [ 40 ] +Ann.1-16
 | Report on the correspondence activities after the November 2024 meeting of the Rapporteur Group on the revision of the ITU-R Handbook on Spectrum Monitoring | Rapporteur, RG on Spectrum Monitoring Handbook |  | 2025-05-02 | 
|  | [ 39 ] 
 | Liaison statement on the provisional approval of a new work item on cost models for provisioning satellite internet connectivity services | ITU-T SG3 |  | 2025-05-02 | 
|  | [ 38 ] 
 | Suggested modification to work plan for update of ITU Handbook on Spectrum Monitoring - Proposed revision to Handbook meeting schedule | TCI International, Inc. |  | 2025-03-03 | 
|  | [ 37 ] 
 | Response liaison statement on the UAV definitions | ITU-T SG2 |  | 2025-02-21 | 
|  | [ 36 ] (Rev.1)
 | Liaison statement on request for input on Quality of Service (QoS) and Electromagnetic Fields (EMF) in the context of indoor coverage technologies | ITU-T SG2 |  | 2025-02-21 | 
|  | [ 35 ] 
 | Liaison statement to ITU-D Study Group 2, Question 4/2 and Working Party 1C - Base station antenna OTA conformance testing | WP 5D |  | 2025-02-20 | 
|  | [ 34 ] 
 | Liaison statement from ITU-D Study Group 2 Question 4/2 to ITU-R Working Parties 5D and 1C on base station antenna OTA conformance testing - ITU-D Study Group 2 Question 4/2 - Telecommunication/ICT equipment - Conformance and interoperability, combating counterfeiting and theft of mobile devices | ITU-D SG2 - Q4/2 |  | 2024-12-04 | 
|  | [ 33 ] 
 | Liaison statement from ITU-D Study Group 2 Question 7/2 to ITU-T Study Group 5 and ITU-R Working Party 1C on questions of mutual interest and implementation of the WTDC Resolution 9 (Rev. Kigali, 2022) - ITU-D Study Group 2 Question 7/2 - Strategies and policies concerning human exposure to electromagnetic fields | ITU-D SG2 - Q7/2 |  | 2024-11-29 | 
|  | [ 32 ] 
 | Liaison statement from ITU-D Study Group 1 Question 3/1 to ITU-T Study Groups, ITU-R Working Parties, APT ASTAP and ETSI - ITU-D Study Group 1 Question 3/1 - The use of telecommunications/ICTs for disaster risk reduction and management | ITU-D SG1 - Q3/1 |  | 2024-11-27 | 
|  | [ 31 ] 
 | Liaison statement to Working Parties 4A and 4C (copy to Working Party 1C) - Review of the part of the ITU Handbook on Spectrum Monitoring describing Global Navigation Satellite Systems Society of Motion Picture and Television Engineers | WP 1C RG on revision of ITU Handbook on Spectrum Monitoring |  | 2024-11-15 | 
|  | [ 30 ] +Ann.1-15
 | Report on the first 2023-2027 meeting of Working Party 1C Rapporteur Group on the Spectrum Monitoring Handbook (Geneva, 5-12 November 2024) | Rapporteur, RG on Spectrum Monitoring Handbook |  | 2024-11-14 | 
|  | [ 29 ] 
 | Liaison statement to Working Parties 1C, 4B, 4C and 5A - Draft table of contents (ToC) of Handbook on best practices for the sustainable use of frequencies and associated non-GSO orbits by space radiocommunication services | WP 4A |  | 2024-11-07 | 
|  | [ 28 ] 
 | Determination and mitigation of electromagnetic compatibility issues for IMT (5G) network under tropospheric duct effect | ATDI |  | 2024-09-21 | 
|  | [ 27 ] 
 | Liaison statement on creation of new work item on economic and policy aspects of the provision of high-speed Internet connectivity by retail satellite operators | ITU-T SG3 |  | 2024-07-19 | 
|  | [ 26 ] 
 | Liaison statement on collaboration matters related to EMF | ITU-T SG5 |  | 2024-07-09 | 
|  | [ 25 ] 
 | Reply liaison statement to ITU-T Study Group 5 (copy to ITU-R Working Parties 1C, 3J, 3K and 3M) - Considerations on draft Recommendation ITU-T K.DMEI of ITU-T SG5 | WP 5D |  | 2024-07-05 | 
|  | [ 24 ] +Ann.1-14
 | Report on the first 2023-2027 meeting of Working Party 1C (Geneva, 12-19 June 2024) | Chair, WP 1C |  | 2024-06-20 | 
|  | [ 23 ] 
 | Final list of participants - Working Party 1C (Geneva, 12-19 June 2024) | Director, BR |  | 2024-06-20 | 
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