; and (2) the uses and impacts of digital service grants, based on the reports received under subsection (a). 5. Authorization of appropriations (a) Amounts To carry out this Act There are authorized to be appropriated to the Administrator to carry out this Act $15,000,000 for each of fiscal years 2020 through 2027. (b) Amounts To carry out the mission of the USDS In addition to the amounts authorized to be appropriated under subsection (a), there are authorized to be appropriated to the Administrator to carry out the mission of the United States Digital Service $50,000,000 for each of fiscal years 2020 through 2027. (c) Availability Amounts made available pursuant to subsections (a) and (b) shall remain available until expended.