The following deadlines are in AoE time zone (UTC - 12).
Journal Track

The journal track allows continuous submissions from September 2019 to mid May 2020. Papers will be processed and sent out for review after each of the following five cutoff dates:

September 06, 2019 September 13, 2019
November 08, 2019
January 10, 2020
May 15, 2020 (note that papers submitted by this last deadline cannot possibly be accepted in time for ECMLPKDD 2020)

Conference Tracks (research and applied data science)

Abstract Submission Deadline: March 19, 2020
Paper Submission Deadline: March, 26 2020
Author Notification: June 04, 2020
Camera Ready Submission: TBA

Workshops and Tutorials

Workshop and Tutorials Proposal Deadline: March 12, 2020
Workshop and Tutorials Proposal acceptance Notification: March 26, 2020
Workshop Paper Submission Deadline (Suggested): June 11, 2020
Workshop Paper Author Notification (Suggested): July 09, 2020
Workshop Camera Ready Submission: TBA

Demo Track

Demo Submission Deadline: April 23, 2020
Author Notification: June 04, 2020
Camera Ready Submission: TBA

PhD Forum

Paper Submission Deadline: June 11, 2020
Author Notification: July 09, 2020