Official websites use .gov
A .gov website belongs to an official government organization in the United States.
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.
Rights to use, duplicate, or disclose technical data (TD) for government purposes only, and to have or permit others to do so for government purposes only. Government purposes include competitive procurement but do not include the right to permit others to use for commercial purposes.