; and (2) the Administrator of the National Aeronautics and Space Administration, the Secretary of Commerce, and the Secretary of Transportation shall jointly submit to the appropriate congressional committees a certification that such agreement will be equitable, enhance the free exploration and use of outer space, and have no economically significant impact on the ability of United States nongovernmental entities to conduct activities in outer space. (b) Briefings and notifications required (1) Policy formulation with respect to outer space No action may be taken that would obligate the United States or United States nongovernmental entities to limit private sector activities in space except pursuant to the treaty-making power of the President set forth in Article II, Section 2, Clause II of the Constitution or unless authorized by the enactment of further affirmative legislation by Congress. (2) Briefings (A) In general The Administrator of the National Aeronautics and Space Administration, the Secretary of Commerce, and the Secretary of Transportation shall jointly provide to the appropriate congressional committees regular, detailed briefings on the negotiation of any non-legally-binding international agreement concerning an international code of conduct or norms of behavior for outer space activities or any similar agreement. (B) Termination of requirement The requirement to provide regular briefings on negotiations of an agreement under subparagraph (A) shall terminate on the date on which the United States becomes a signatory to such agreement referred to in subparagraph (A), or on the date on which the President certifies to Congress that the United States is no longer negotiating such an agreement, whichever is earlier. (3) Notifications If the United States becomes a signatory to a non-legally binding international agreement concerning an international code of conduct or norms of behavior for outer space activities or any similar agreement, not less than 60 days prior to any action that will obligate