; and (2) any legislative changes needed to allow the surcharge under the foreign military sales program to pay for any expenses currently not covered by administrative surcharge under the foreign military sales program. (c) Foreign Military Sales program defined In this subsection, the term foreign military sales program means the program authorized under chapter 2 of the Arms Export Control Act ( 22 U.S.C. 2761 et seq.). 4. Performance measures to monitor foreign military sales program (a) In general The Secretary of Defense, acting through the Director of the Defense Security Cooperation Agency and in consultation with the heads of other relevant components of the Department of Defense, shall enhance the ability of the Department of Defense to monitor the performance of the foreign military sales program by taking the following actions: (1) Develop performance measures to monitor the timeliness of deliveries of defense articles and defense services to purchasers in accordance with the delivery schedule for each sale under the foreign military sales program. (2) Identify key choke points, processes, and tasks that contribute most significantly to delays, shortcomings, and issues in the foreign military sales program. (3) Review existing performance measures for the foreign military sales program to determine whether such measures need to be updated, replaced, or supplemented to ensure that all key aspects of the foreign military sales program’s efficiency and service of United States national interests are able to be monitored and informed by reliable data. (b) Report on performance measures (1) In general Not later than 180 days after the date of the enactment of this Act, the Secretary of Defense, acting through the Director of the Defense Security Cooperation Agency, shall submit to the congressional defense committees a report that lists the performance measures developed and identified under subsection (a). (2) Matters to be included The report required by paragraph (1) shall— (A) define the performance