; (iii) technical milestones for co-production of parts and components and procurement; (iv) a joint affordability working group to consider cost reduction initiatives; and (v) joint approval processes for third-party sales; and (D) the level of co-production described in subparagraph (C)(i) for the Arrow 3 Upper Tier Interceptor Program is not less than 50 percent. (d) Number In carrying out paragraph (2) of subsection (b) and paragraph (2) of subsection (c), the Under Secretary may submit— (1) one certification covering both the David's Sling Weapon System and the Arrow 3 Upper Tier Interceptor Program; or (2) separate certifications for each respective system. (e) Timing The Under Secretary shall submit to the congressional defense committees the certification and assessment under subsection (b)(3) and the certification under subsection (c)(2) no later than 30 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 (3) Committee on Foreign Affairs of the House of Representatives. 1635. Modification of scope of program accountability matrices requirements for next generation interceptors for missile defense of the United States homeland Section 1668(f) of the National Defense Authorization Act for Fiscal Year 2022 ( Public Law 117–81 ) is amended— (1) by inserting and the product development phase after technology development phase each place is appears