years following the date of enactment of the Mental Health Services for Students Act of 2023 . The Secretary shall determine the amount of each such grant based on the population of children up to age 21 of the area to be served under the grant. (2) Authorization of appropriations There is authorized to be appropriated to carry out this section, $300,000,000 for each of fiscal years 2024 through 2027. . (c) Conforming amendment Part G of title V of the Public Health Service Act ( 42 U.S.C. 290hh et seq. ), as amended by subsection (b), is further amended by striking the part designation and heading and inserting the following: G School-based mental health .