The second set of mandatory dates for the 2021 APSE contest have been chosen using random.org:
Sunday: July 18, 2021
Daily: Monday, Sept, 28, 2021 (week of Sept. 27-Oct. 2)
The mandatory dates for sections:
Sunday: Jan. 10 and July 18
Daily: One paper chosen from the week of Jan. 25-30 and one paper chosen from the week of Sept. 27-Oct. 2 (only Monday through Saturday are eligible).
The contest rules and how to enter can be found here.