https://regulations.justia.com/regulations/fedreg/agencies/agencies-and-commissions/national-aeronautics-and-space-administration/2013/02/20?registers=between Mon, 21 Apr 2025 14:54:27 -0700 Mon, 21 Apr 2025 14:54:27 -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/2013/02/20?registers=between https://regulations.justia.com/regulations/fedreg/2013/02/20/2013-03871.html https://regulations.justia.com/regulations/fedreg/2013/02/20/2013-03871.html Wed, 20 Feb 2013 00:00:00 -0800 2013-03871 Notice http://www.gpo.gov/fdsys/pkg/FR-2013-02-20/pdf/2013-03871.pdf