; and (B) identifying whether any additional authorities are needed by the Assistant Secretary to facilitate the timely adoption of Open Network Equipment, including the authority to provide loans, loan guarantees, and other forms of credit extension that would maximize the use of grant amounts awarded under this section. (d) Authorization of appropriations (1) Amount authorized There is authorized to be appropriated to make grants under subsection (a) $750,000,000 for fiscal years 2021 through 2031. (2) Availability Amounts made available under paragraph (1) shall remain available through fiscal year 2031. 3. Advisory committee (a) Establishment The Assistant Secretary shall establish an Advisory Committee to advise the Assistant Secretary in the manner described in subsection (c). (b) Composition The Advisory Committee established under subsection (a) shall be composed of— (1) representatives from— (A) the Commission; (B) the Defense Advanced Research Projects Agency (commonly known as DARPA ); (C) the Intelligence Advanced Research Projects Activity of the Office of the Director of National Intelligence (commonly known as IARPA ); (D) the National Institute of Standards and Technology; (E) the Department of State; (F) the National Science Foundation; and (G) the Department of Homeland Security; and (2) other representatives from the private and public sectors, at the discretion of the Assistant Secretary. (c) Duties The Advisory Committee established under subsection (a) shall be used to advise the Assistant Secretary on technology developments to help inform— (1) the strategic direction of the grant program established under section 2