; (2) a requirement that any nonprofit private institution of higher education that participates in a grant program pursuant to this section may not reduce the funding for institutional need-based aid; or (3) a requirement that grant amounts for students at such institutions of higher education shall not exceed grants for students with similar levels of financial need (as measured by expected family contribution) at public institutions of higher education. (c) Authorization of appropriations For the purpose of making grants under this section there are authorized to be appropriated such sums as may be necessary to carry out this section for fiscal year 2021 and each succeeding fiscal year. . V Developing Institutions 5001. Hispanic-serving institutions (a) Authorized activities Section 503(b) of the Higher Education Act of 1965 ( 20 U.S.C. 1101b(b) ) is amended— (1) by redesignating paragraph (16) as paragraph (17); and (2) by inserting after paragraph (15) the following: (16) Promoting opportunities for international education, including through the development of partnerships with institutions of higher education outside the United States. . (b) Endowment funding limitations Section 503(c) of the Higher Education Act of 1965 ( 20 U.S.C. 1101b(c) ) is amended— (1) in paragraph (2)— (A) by striking non-Federal funds and inserting non-Federal funds (which may include gifts to the endowment fund restricted for a specific purpose) ; and (B) by striking equal to or greater than and inserting equal to 50 percent of