; and (2) by inserting after subsection (b) the following new subsection: (c) Repair and refurbishment of certain submarines (1) Notwithstanding any other provision of this section, and subject to paragraph (2), the President shall determine the appropriate public or private shipyard in the United States, Australia, or the United Kingdom to perform any repair or refurbishment of a United States submarine involved in submarine security activities between the United States, Australia, and the United Kingdom. (2) (A) The President may determine under paragraph (1) that repair or refurbishment described in such paragraph may be performed in Australia or the United Kingdom only if— (i) such repair or refurbishment will facilitate the development of repair or refurbishment capabilities in the United Kingdom or Australia; (ii) such repair or refurbishment will be for a United States submarine that is operating forward outside of the United States; or (iii) the Secretary of Defense certifies to Congress that performing such repair or refurbishment at a shipyard in Australia or the United Kingdom is required due to an exigent threat to the national security interests of the United States. (B) In making a determination under subparagraph (A), the President shall consider any effects of such determination on the capacity and capability of shipyards in the United States. (C) Not later than 15 days after the date on which the Secretary of Defense makes a certification under subparagraph (A)(iii), the Secretary shall brief the congressional defense committees on— (i) the threat that requires the use of a shipyard in Australia or the United Kingdom