1. Short title This Act may be cited as the Safeguarding the Homeland from the Threats Posed by Unmanned Aircraft Systems Act of 2023 . 2. Department of Homeland Security and Department of Justice Unmanned Aircraft System Detection and Mitigation Enforcement Authority Subtitle A of title II of the Homeland Security Act of 2002 ( 6 U.S.C. 121 et seq. ) is amended by striking section 210G ( 6 U.S.C. 124n ) and inserting the following: 210G. Protection of certain facilities and assets from unmanned aircraft (a) Definitions In this section: (1) The term air navigation facility has the meaning given the term in section 40102(a) of title 49, United States Code. (2) The term airport has the meaning given the term in section 47102 of title 49, United Sates Code. (3) The term appropriate committees of Congress means— (A) the Committee on Homeland Security and Governmental Affairs, the Committee on Commerce, Science, and Transportation, and the Committee on the Judiciary of the Senate