; (B) is trained, and has its officers appointed under the sixteenth clause of section 8, article I of the Constitution; (C) is organized, armed, and equipped wholly or partly at Federal expense; and (D) is federally recognized. (9) The term Space National Guard of the United States means the reserve component of the Space Force all of whose members are members of the Space National Guard. . (b) Reserve components Chapter 1003 of title 10, United States Code, is amended— (1) by adding at the end the following new sections: 10115. Space National Guard of the United States: composition The Space National Guard of the United States is the reserve component of the Space Force that consists of— (1) federally recognized units and organizations of the Space National Guard; and (2) members of the Space National Guard who are also Reserves of the Space Force. 10116. Space National Guard: when a component of the Space Force The Space National Guard while in the service of the United States is a component of the Space Force. 10117. Space National Guard of the United States: status when not in Federal service When not on active duty, members of the Space National Guard of the United States shall be administered, armed, equipped, and trained in their status as members of the Space National Guard. ; and (2) in the table of sections at the beginning of such chapter, by adding at the end the following new items: 10115. Space National Guard of the United States: composition. 10116. Space National Guard: when a component of the Space Force. 10117. Space National Guard of the United States: status when not in Federal service. .