REPORT ON BALLISTIC MISSILE DEFENSE.

SEC. 1690. REPORT ON BALLISTIC MISSILE DEFENSE. (a) Report.—Not later than 180 days after the date on which the Ballistic Missile Defense Review that commenced in 2017 is published, the Secretary of Defense shall submit to the congressional defense committees a report that addresses the implications of the recommendations of the Ballistic Missile Defense Review on current programs of record, costs and resource prioritization, and strategic stability. (b) CBO Report on Costs.— (1) Report.—Not later than one year after the date on which the Ballistic Missile Defense Review that commenced in 2017 is published, the Director of the Congressional Budget Office shall submit to the congressional defense committees a report setting forth an estimate of the costs over the 10-year period beginning on the date of the report associated with implementing any recommendations of the Ballistic Missile Defense Review. (2) Form.—The report under subsection (a) shall be submitted in unclassified form, but may include a classified annex.