| Collective Letters | 
| 
 | Number 
 | Title | Source | Destination | Date | 
|  | [ 11 ] 
 | Virtual meeting of Study Group 5; 30 November - 10 December 2021 | TSB | SG | 2021-08-06 | 
|  | [ 10 ] +Add.1
 | Virtual meeting of Study Group 5; 11-20 May 2021 | TSB |  | 2020-12-16 | 
|  | [ 9 ] 
 | Virtual meeting of Study Group 5; 19-23 October 2020 | TSB | SG | 2020-08-10 | 
|  | [ 8 ] +Corr.1-2
 | Meeting of Study Group 5: e-meeting, 11-20 May 2020 | TSB | SG | 2019-12-20 | 
|  | [ 7 ] 
 | Meeting of Study Group 5; Geneva, 16 to 20 September 2019 | TSB | SG | 2019-06-28 | 
|  | [ 6 ] +Add.1-2
 | Meeting of Study Group 5; Geneva, 13 to 22 May 2019 | TSB | SG | 2018-12-04 | 
|  | [ 5 ] +Add.1
 | Meeting of Study Group 5; Geneva, 11 to 21 September 2018 | TSB | SG | 2018-06-13 | 
|  | [ 4 ] 
 | Meeting of Working Party 1/5 on "EMC, lightning protection, EMF"; Geneva, 21 to 25 May 2018 | TSB | SG | 2018-03-16 | 
|  | [ 3 ] 
 | Meeting of Working Party 2/5 on "Environment, Energy Efficiency and the Circular Economy"; Geneva, 5 to 9 March 2018 | TSB | SG | 2017-12-14 | 
|  | [ 2 ] 
 | Meeting of Study Group 5; Sophia Antipolis, France, 13-22 November 2017 | TSB | SG | 2017-07-24 | 
|  | [ 1 ] +Add.1-2
 | Meeting of Study Group 5; Geneva, 15-24 May 2017 | SG5 |  | 2016-12-14 | 
| Results:11 total items. 
 | 
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