Pub. L. 119-75, div. A, tit. VIII, sec. 8124 (as amended)

SEC. 8124. The Secretary of Defense may obligate funds made available by this Act for procurement or for research, development, test and evaluation for the F-35 Joint Strike Fighter to modify not fewer than nine F-35 aircraft, including at least three F-35 aircraft of each variant, for any test configuration: Provided, That the Secretary of Defense shall, with the concurrence of the Secretary of the Air Force and the Secretary of the Navy, notify the congressional defense committees not fewer than 30 days prior to obligating funds under this section: Provided further, That any transfer of funds pursuant to the authority provided in this section shall be made in accordance with section 8005 of this Act.