; (2) defense trade and security cooperation, including security assistance; and (3) relations with respect to political-military issues in the Indo-Pacific and Europe. (d) Notification Not later than 180 days after the date of the enactment of this Act, and not later than 90 days after a Senior Advisor assumes such position, the Secretary shall notify the appropriate congressional committees of the number of full-time equivalent positions, relevant expertise, and duties of any employees of the Department or detailees supporting the Senior Advisor. (e) Sunset (1) In general The position of the Senior Advisor for the AUKUS partnership shall terminate on the date that is 8 years after the date of the enactment of this Act. (2) Renewal The Secretary may renew the position of the Senior Advisor for the AUKUS partnership for 1 additional period of 4 years, following notification to the appropriate congressional committees of the renewal. B Authorization for submarine transfers, support, and infrastructure improvement activities 921. Australia, United Kingdom, and United States submarine security activities (a) Authorization to transfer submarines (1) In general Subject to paragraphs (3), (4), and (11), the President may, under section 21 of the Arms Export Control Act ( 22 U.S.C. 2761 )— (A) transfer not more than two Virginia class submarines from the inventory of the United States Navy to the Government of Australia on a sale basis; and (B) transfer not more than one additional Virginia class submarine to the Government of Australia on a sale basis. (2) Requirements not applicable A sale carried out under paragraph (1)(B) shall not be subject to the requirements of— (A) section 36 of the Arms Export Control Act ( 22 U.S.C. 2776 ); or (B) section 8677 of title 10, United States Code. (3) Certification