PLEASE NOTE: The AACR Board of Directors has decided to convene the AACR Annual Meeting 2021 in a virtual format.

• October 13, 2020: Application Deadline: NextGen Stars
  
• November 12, 2020: Membership Application Deadline for Regular Abstract Sponsors and Scholar-in-Training Award Applicants
  
• November 19, 2020: Regular Abstract Submission Deadline (11:59 p.m. ET)
  
• November 19, 2020: Application Deadlines
  AACR Global Scholar-in-Training Awards
  AACR Scholar-in-Training Awards
  
• December 14, 2020: Application Deadlines
  AACR Minority-Serving Institution Faculty Scholar in Cancer Research Awards
  AACR Minority Scholar in Cancer Research Awards
  AACR Women in Cancer Research Scholar Awards
  
• December 18, 2020: Late-Breaking and Clinical Trials Abstract Submission Opens
  
• January 7, 2021: Membership Application Deadline for Late-Breaking and Clinical Trials Abstract Sponsors
  
• January 8, 2021: Membership Application Deadline for Early Registration Rate
  
• January 11, 2021: Late-Breaking and Clinical Trials Abstract Submission Deadline (11:59 p.m. U.S. ET)
  
• January 15, 2021: Early Registration Deadline (discounted rates)
  
• February 1, 2021: Regular Abstract Status Notifications Sent

• February 4, 2021: Submission Deadline: Final Data for Clinical Trial Placeholder Abstracts
  
• February 10, 2021: Late-Breaking and Clinical Trials Abstract Status Notifications Sent
  
• February 22, 2021: Regular Abstract Withdrawal Deadline
  
• March 9, 2021: Late-Breaking and Clinical Trials Abstract Withdrawal Deadline
  
• March 10, 2021: Regular Abstract Titles, Authors, and Text Released (4:30 p.m. ET)
  
• March 10, 2021: Late-Breaking and Clinical Trials Abstract Titles and Authors Released (4:30 p.m. ET); Abstract Texts are Embargoed until 12:01 a.m. ET on April 9, 2021
  
• March 10, 2021: Cancellation Deadline for Registration Refunds (less $125 processing fee)
  
• April 9, 2021: Late-Breaking and Clinical Trials Abstract Text Released (12:01 a.m. ET) [The text of abstracts selected for inclusion in the AACR press program with be released at the date and time of presentation.]
  
• April 10, 2021: E-poster website launches (8:30 a.m. ET)
  
• April 10-15, 2021: AACR Annual Meeting (Week 1)
  
• May 17-21, 2021: AACR Annual Meeting (Week 2)
  
• June 21, 2021: Last Day to Access On-Demand Sessions