; or (2) separate certifications for each respective system. (e) Timing The Under Secretary shall submit to the congressional defense committees the certifications under paragraph (2) of subsection (b) and paragraph (3) of subsection (c) by not later than 60 days before the funds specified in paragraph (1) of subsections (b) and (c) for the respective system covered by the certification are provided to the Government of Israel. (f) Appropriate congressional committees defined In this section, the term appropriate congressional committees means the following: (1) The congressional defense committees. (2) The Committee on Foreign Relations of the Senate and the Committee on Foreign Affairs of the House of Representatives. 1652. Development of persistent space-based sensor architecture (a) In general Unless otherwise directed or recommended by the Ballistic Missile Defense Review (BMDR), the Director of the Missile Defense Agency shall develop, using sound acquisition practices, a highly reliable and cost-effective persistent space-based sensor architecture capable of supporting the ballistic missile defense system. (b) Testing and deployment The Director shall ensure that the sensor architecture developed under subsection (a) is rigorously tested before final production decisions or operational deployment. (c) Functions The sensor architecture developed under subsection (a) shall include one or more of the following functions: (1) Control of increased raid sizes. (2) Precision tracking of threat missiles. (3) Fire-control-quality tracks of evolving threat missiles. (4) Enabling of launch-on-remote and engage-on-remote capabilities. (5) Discrimination of warheads. (6) Effective kill assessment. (7) Enhanced shot doctrine. (8) Integration with the command, control, battle management, and communication program of the ballistic missile defense system. (9) Integration with all other elements of the current ballistic missile defense system, including the Terminal High Altitude Area Defense, Aegis Ballistic Missile