satisfying all requirements of border wall system construction referred to in subsection (a)(1), including tactical infrastructure, technology, and other elements as identified by the Department of Homeland Security prior to January 20, 2021, through the expenditure of funds appropriated or explicitly obligated, as the case may be, for use beginning on October 1, 2016, as well as any future funds appropriated by Congress. (c) Uphold negotiated agreements The Secretary of Homeland Security shall ensure that all agreements executed in writing between the Department of Homeland Security and private citizens, State, local, and Tribal governments, and other stakeholders are honored by the Department relating to current and future border wall system construction as required by such agreements. 3. DNA collection consistent with Federal law Not later than 14 days after the date of the enactment of this Act, the Secretary of Homeland Security shall ensure and certify to the Committee on Homeland Security of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate that U.S. Customs and Border Protection is fully compliant with the DNA Fingerprint Act of 2005 at all border facilities that process adults, including as part of a family unit, in the custody of U.S. Customs and Border Protection at the border. 4. Definitions In this Act: (1) Appropriate congressional committees The term appropriate congressional committees means the Committee on Homeland Security and the Committee on Appropriations of the House of Representatives and the Committee on Homeland Security and Governmental Affairs and the Committee on Appropriations of the Senate. (2) Tactical infrastructure The term tactical infrastructure includes boat ramps, access gates, checkpoints, lighting, and roads associated with a border wall system. (3) Technology The term technology includes border surveillance and detection technology, including linear ground detection systems, associated with a border wall system.