| Session 1 | 28 Jan 2020 | 1 | 2020-01-28 |
| Session 2 | 16-17 Mar 2020 | 2 | 2020-03-16 |
| Session 3 | 29 Apr 2020 | 3 | 2020-04-29 |
| Session 4 | 13 May 2020 | 4 | 2020-05-13 |
| Session 5 | 27 May 2020 | 5 | 2020-05-27 |
| Session 6 | 10 Jun 2020 | 6 | 2020-06-10 |
| Session 7 | 23-24 Jun 2020 | 7 | 2020-06-23 |
| Session 8 | 30 Jun 2020 | 8 | 2020-06-30 |
| Session 9 | 22 Jul 2020 | 9 | 2020-07-22 |
| Session 10 | 3 Sep 2020 | 10 | 2020-09-03 |
| Session 11 | 15 Sep 2020 | 11 | 2020-09-15 |
| Please note that some groups may no longer be active. |
| EDRD | EDR Subgroup Task Force on Definitions Last session: September 2020 | Latest session 2020 |
| EDRDE | EDR Subgroup Task Force on Data Elements Last session: December 2020 | Latest session 2020 |
| EDROW | EDR Subgroup Task Force on Data Overwriting Last session: September 2020 | Latest session 2020 |