to cyberattacks on Department of Defense operationally critical contractors. Subtitle D—Other matters Sec. 1631. Additional protection of certain facilities and assets from unmanned aircraft threats. Title XVII—Space Force Subtitle A—United States Space Force Sec. 1701. Establishment of United States Space Force in the Department of the Air Force. Sec. 1702. Under Secretary of the Air Force for Space. Sec. 1703. Inclusion of the Space Force on the Joint Chiefs of Staff and Joint Staff. Sec. 1704. Civilian personnel supporting the Space Force. Sec. 1705. Decorations and awards. Sec. 1706. Repeal of provision related to Air Force Space Command. Sec. 1707. Transfer of personnel, property, and resources and other transition matters. Subtitle B—Conforming amendments Sec. 1711. Department of the Air Force provisions in title 10, United States Code. Sec. 1712. Other provisions of title 10, United States Code. Sec. 1713. Title 5, United States Code. Sec. 1714. Title 14, United States Code. Sec. 1715. Title 18, United States Code. Sec. 1716. Title 31, United States Code. Sec. 1717. Title 37, United States Code. Sec. 1718. Title 38, United States Code. Sec. 1719. Title 41, United States Code. Sec. 1720. Title 51, United States Code. Sec. 1721. Other provisions of law. Division B—Military construction authorizations Sec. 2001. Short title. Sec. 2002. Expiration of authorizations and amounts required to be specified by law. Sec. 2003. Effective date. Title XXI—Army military construction Sec. 2101. Authorized Army construction and land acquisition projects. Sec. 2102. Family housing. Sec. 2103. Authorization of appropriations, Army. Sec. 2104. Modification of authority to carry out certain fiscal year 2019 project. Title XXII—Navy military construction Sec. 2201. Authorized Navy construction and land acquisition projects. Sec. 2202. Family housing. Sec. 2203. Improvements to military family housing units. Sec. 2204. Authorization of appropriations, Navy. Title XXIII—Air Force military construction Sec. 2301. Authorized Air