14 CFR § 1214.1103
Application cutoff date
July 13, 2020
(a) The JSC Director, or designee, is responsible for identifying the need for additional astronaut candidates and for obtaining necessary approval to make selections.
(b) Once such approval has been obtained, a cutoff date for the acceptance of applications will be established. Applications received after the date of the request will be maintained and processed for the next selection.
[54 FR 37940, Sept. 14, 1989, as amended at 68 FR 19948, Apr. 23, 2003]