(1) while engaged in an action against an enemy of the United States;
(2) while engaged in military operations involving conflict with an opposing foreign force; or
(3) while serving with friendly foreign forces engaged in an armed conflict against an opposing armed force in which the United States is not a belligerent party.
Structure US Code
Subtitle D— Air Force and Space Force
CHAPTER 937— DECORATIONS AND AWARDS
§ 9272. Air Force cross: award
§ 9273. Distinguished-service medal: award
§ 9274. Medal of honor; Air Force cross; distinguished-service medal: limitations on award
§ 9275. Medal of honor; Air Force cross; distinguished-service medal: delegation of power to award
§ 9279. Distinguished flying cross: award; limitations
§ 9280. Airman’s Medal: award; limitations
§ 9281. Service medals: issue; replacement; availability of appropriations
§ 9282. Medals: posthumous award and presentation
§ 9284. Medal of honor: duplicate medal