allowed travel expenses, including per diem in lieu of subsistence, at rates authorized for employees of agencies under subchapter I of chapter 57 of title 5, United States Code, while away from their home or regular places of business in the performance of services for the advisory committee. (h) Sunset The advisory committee shall terminate 90 days after the date on which the advisory committee completes the reporting requirements under subsection (e)(2). (i) Funding (1) Unobligated funding available Of the unobligated amounts appropriated by the American Rescue Plan Act of 2021 ( Public Law 117–2