; and (2) any additional actions taken by the Administrator to integrate unmanned aircraft systems into the NAS. (c) Sunset Subsection (b) shall not apply after September 30, 2028. 825. Establishment of Associate Administrator of UAS Integration Section 106 of title 49, United States Code, as amended by section 801, is amended by adding at the end the following new subsection: (v) Office of the Associate Administrator of UAS Integration (1) Establishment There is established in the Federal Aviation Administration the Office of Associate Administrator of UAS Integration (in this subsection referred to as the Office ). (2) Associate Administrator The Office shall be headed by an Associate Administrator, who shall— (A) be appointed by the Administrator, in consultation with the Secretary of Transportation; and (B) report directly to the Administrator. (3) Purposes The purposes of the Office are to— (A) ensure and oversee the safe integration of UASs into the national airspace system; (B) encourage and facilitate a commercially viable UAS industry and the leadership of the United States in UAS; (C) increase overall safety of the transportation system on a mode-neutral basis; (D) promote the global leadership of the United States in advanced aviation; (E) manage the UAS Integration Office; and (F) ensure the safe coexistence of UASs with manned aircraft operating in the national airspace system. (4) Duties The Associate Administrator shall— (A) conduct rulemaking proceedings with respect to UASs; (B) review submissions under the processes established in subparagraphs (C) through (E) of section 44811(c)(2) and, as appropriate, grant certifications and other operational approvals; (C) review, modify, accept, or approve industry-developed standards, means of compliance, and declarations of compliance; (D) consult and coordinate with subject matter experts from all relevant lines of business and staff offices in carrying out the duties described in this paragraph in a timely and efficient manner