Provides that: (1) no provision of law enacted before the date of the enactment of this joint resolution shall be construed to authorize the use of U.S. military force against Iran; and (2) absent a national emergency created by an attack or imminent attack by Iran upon the United States, its territories or possessions or its Armed Forces, the President shall consult with Congress, and receive specific authorization pursuant to law from Congress, prior to initiating military force against Iran.