The deadline for submission is extended by 5 days, to May 30th, 2021.
| Registration | 23 August 2021 |
| Abstract submission | 13 April–30 May 2021 (24:00 CET) |
| Notification of acceptance | 5 July 2021 |
| Request for invoice | 23 September 2021 |
| Deadline for early payment | 30 September 2021 |
| Deadline for late payment | 25 October 2021 |
| Final programme | 2 November 2021 |