; 50 U.S.C. 3024 note) is amended by striking during the 10-year period beginning on January 1, 2022 and inserting during the subsequent 10-year period . (c) Briefings Not later than 180 days after the date of the establishment of the Intelligence Community Innovation Unit pursuant to section 103L of the National Security Act of 1947, as added by subsection (a), and on a semiannual basis thereafter for 5 years, the Director of National Intelligence shall provide to the appropriate congressional committees a briefing on the status of the Intelligence Community Innovation Unit, the staffing levels of such Unit, and the progress of such Unit in identifying and facilitating the adoption of commercial emerging technologies capable of advancing the mission needs of the intelligence community. (d) Definitions In this section: (1) Appropriate congressional committees The term appropriate congressional committees means the congressional intelligence committees, the Subcommittee on Defense of the Committee on Appropriations of the Senate, and the Subcommittee on Defense of the Committee on Appropriations of the House of Representatives. (2) Emerging technology The term emerging technology has the meaning given such term in section 103L of the National Security Act of 1947, as added by subsection (a). 7503. Establishment of Office of Engagement (a) Establishment Title I of the National Security Act of 1947 ( 50 U.S.C. 3021 et seq. ), as amended by section 901 , is further amended by adding at the end the following new section (and conforming the table of contents at the beginning of such Act accordingly): 122. Office of Engagement (a) Establishment There is within the Office of the Director of National Intelligence an Office of Engagement (in this section referred to as the Office ). (b) Head