; (2) a software operating system associated with a UAS that uses network connectivity or data storage located in a covered foreign country or administered by a business entity domiciled in a covered foreign country; or (3) a system for the detection or identification of a UAS, which system is manufactured in a covered foreign country or by a business entity domiciled in a covered foreign country. (b) Waiver (1) In general The Secretary of Homeland Security is authorized to waive the prohibition under subsection (a) if the Secretary certifies in writing to the Committee on Homeland Security of the House of Representatives and the Committee on Homeland Security and Governmental Affairs of the Senate that a UAS, a software operating system associated with a UAS, or a system for the detection or identification of a UAS described in any of paragraphs (1) through (3) of such subsection that is the subject of such a waiver is required— (A) in the national interest of the United States; (B) for counter-DAS surrogate research, testing, development, evaluation, or training