Call for stage 1 submissionsFebruary 27, 2019
Stage 1 submission deadlineApril 24, 2019
The Challenge stopped accepting Stage 1 submissions at 4:59 PM EST on April 24, 2019.
Stage 1 finalists announcedJune 2019
Judges helped select eight (8) finalists to share a prize pool of $800,000.
Stage 2 prototyping acceleratorJune - September 2019
Finalists participated in a prototyping accelerator to further develop plans into prototypes, competing for an additional $750,000 in cash prizes.
Stage 2 live test eventOctober 2019
Finalists attended a testing event hosted by the government where their prototypes were tested and viewed by judges.
Stage 2 winner(s) announcedDecember 2019
One grand prize winner and one runner-up were selected by judges to share a $750,000 prize pool.