Contingency Operation

“Contingency operation” (10 U.S.C. 101(a)(13)) means a military operation that—

(1) Is designated by the Secretary of Defense as an operation in which members of the armed forces are or may become involved in military actions, operations, or hostilities against an enemy of the United States or against an opposing military force; or

(2) Results in the call or order to, or retention on, active duty of members of the uniformed services under section 688, 12301(a), 12302, 12304, 12305, or 12406 of 10 U.S.C., Chapter 15 of 10 U.S.C., or any other provision of law during a war or during a national emergency declared by the President or Congress.