- 30 April 2021: Registration closes
- 7 May 2021: End of Evaluation Cycle
- 28 May 2021: Submission of Participant Papers [CEUR-WS]
- 28 May – 11 June 2021: Review process of participant papers
- 11 June 2021: Submission of Condensed Lab Overviews [LNCS]
- 11 June 2021: Notification of Acceptance Participant Papers [CEUR-WS]
- 18 June 2021: Notification of Acceptance Condensed Lab Overviews [LNCS]
- 25 June 2021: Camera Ready Copy of Condensed Lab Overviews [LNCS]
- 2 July 2021: Camera Ready Copy of Participant Papers and Extended Lab Overviews [CEUR-WS]
- 12-16 July 2021: CEUR-WS Working Notes Preview for Checking by Authors and Lab Organizers
For more details, see http://clef2021.clef-initiative.eu/index.php?page=Pages/schedule.html