https://regulations.justia.com/regulations/fedreg/agencies/agencies-and-commissions/national-aeronautics-and-space-administration/2020/12/21?registers=between Sat, 04 May 2024 14:33:31 -0700 Sat, 04 May 2024 14:33:31 -0700 Justia Regulations Tracker Copyright 2011 Justia Inc. https://regulations.justia.com/images/justiafedregulations.gif https://regulations.justia.com/regulations/fedreg/agencies/agencies-and-commissions/national-aeronautics-and-space-administration/2020/12/21?registers=between https://regulations.justia.com/regulations/fedreg/2020/12/21/2020-28152.html https://regulations.justia.com/regulations/fedreg/2020/12/21/2020-28152.html Mon, 21 Dec 2020 00:00:00 -0800 2020-28152 Notice https://www.govinfo.gov/content/pkg/FR-2020-12-21/pdf/2020-28152.pdf