1. Short title This Act may be cited as the War Powers Amendments of 2017 . 2. Revision of War Powers Resolution The War Powers Resolution ( 50 U.S.C. 1541–1548 ) is amended by striking out all after the resolving clause and inserting in lieu thereof the following: 1. Short title; purpose; congressional legislative authority (a) Short title This joint resolution may be cited as the War Powers Resolution . (b) Purpose It is the purpose of this joint resolution to fulfill the intent of the framers of the Constitution of the United States and ensure that the collective judgment of both the Congress and the President will apply to— (1) the introduction of the Armed Forces into hostilities; (2) the continued use of the Armed Forces in hostilities; and (3) the participation of the Armed Forces in certain military operations of the United Nations. (c) Congressional legislative authority Among the powers granted to the Congress by the Constitution are— (1) the power to declare war; (2) the power of the purse ( No Money shall be drawn from the Treasury, but in Consequence of Appropriations made by Law ); and (3) the power to make all laws necessary and proper for carrying into execution not only its own powers but also all other powers vested by the Constitution in the Government of the United States, or in any department or officer thereof. 2. Emergency uses of the Armed Forces in hostilities (a) In general The Armed Forces may be introduced into hostilities only as follows: (1) Declaration of war Pursuant to a declaration of war by the Congress. (2) Specific statutory authorization In accordance with a specific statutory authorization. (3) Armed attack on united states To the extent necessary— (A) to repel an armed attack upon the United States; (B) to take necessary and appropriate retaliatory actions in the event of such an attack