Restriction on use of antiquities act in certain areas in Arizona

(a) Nullification of Presidential Proclamation Presidential Proclamation 7320 of June 9, 2000 (65 Fed. Reg. 37259, relating to the establishment of the Ironwood Forest National Monument), shall have no force of effect. (b) Restriction on future monument designations No extension or establishment of national monuments within the area generally depicted as Ironwood Forest National Monument on the map titled Ironwood Forest National Monument and dated June 12, 2000, may be undertaken except by express authorization of Congress.