Application for grant A grant may be made under subsection (a) only if an application for the grant is submitted to the Secretary and the application is in such form, is made in such manner, and contains such agreements, assurances, and information as the Secretary determines to be necessary to carry out this section. (g) Authorization of appropriations For the purpose of carrying out this section, there are authorized to be appropriated such sums as may be necessary for each of the fiscal years 2018 through 2023. .