; (2) service contracts in support of national security emergencies declared with respect to named operations; or (3) service contracts entered into pursuant to international agreements. 5. Definitions In this Act: (1) Appropriate congressional committees The term appropriate congressional committees means— (A) the Committee on Homeland Security and Governmental Affairs and the Committee on Appropriations of the Senate; and (B) the Committee on Oversight and Government Reform and the Committee on Appropriations of the House of Representatives. (2) Executive agency The term executive agency has the meaning given the term in section 133 of title 41, United States Code.