Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Final rule.

This final rule incorporates various changes required by the United States Commercial Space Launch Competitiveness Act of 2015. This final rule provides regulatory clarity to applicants seeking licenses for space flight operations involving government astronauts by adding two new subparts to the human space flight regulations containing requirements for operators with government astronauts with and without safety-critical roles on board vehicles.

View PDF