; 10 U.S.C. 2534 note) is amended by adding at the end the following new subsection: (c) Sunset This section shall terminate on the close of September 30, 2018. . G International contracting matters 865. Procurement exception relating to agreements with foreign governments Section 2533a of title 10, United States Code, is amended— (1) in subsection (a), by striking subsections (c) through (h) and inserting subsections (c) through (i) ; (2) by redesignating subsections (i), (j), and (k) as subsections (j), (k), and (l), respectively; and (3) by inserting after subsection (h) the following new subsection: (i) Exception relating to agreements with foreign governments Subsection (a) does not preclude the acquisition of items described in subsection (b) as part of a weapon system if the acquisition is necessary in furtherance of an agreement with a foreign government in which both governments agree to remove barriers to purchases of supplies produced in the other country or services performed by sources of the other country. . 866. Applicability of cost and pricing data certification requirements Section 2306a(b)(1) of title 10, United States Code, is amended— (1) in subparagraph (C), by striking ; or and inserting a semicolon; (2) in subparagraph (D)(ii), by striking the period at the end and inserting ; or ; and (3) by adding at the end the following new subparagraph: (E) for a foreign military sale where there is already an existing Government contract— (i) for the same or similar item or service