; and (E) propose to use the grant to target interventions for populations that are traditionally underrepresented in STEM fields, including women, minorities, and low-income students. (e) Matching requirement (1) In general Each eligible entity that receives a grant under this section shall provide, from non-Federal sources, an amount equal to 50 percent of the grant. Such non-Federal contribution may be provided in cash or in kind. (2) Partnership authorized An eligible entity may partner with a public and private entity that may assist the eligible entity in meeting the matching requirement under paragraph (1). (3) Waiver The Secretary may waive all or part of the matching requirement under paragraph (1) for an eligible entity if the entity demonstrates that such requirement would result in a serious financial hardship or a financial inability to carry out the goals of the grant. (f) Supplement, not supplant Grant funds provided to an eligible entity under this section shall be used to supplement, and not supplant, funds that would otherwise be used for activities authorized under this section. (g) Definitions In this Act: (1) Eligible entity The term eligible entity means a local educational agency or an institution of higher education. (2) ESEA terms The terms local educational agency , poverty line , secondary school , Secretary , and State have the meanings given the terms in section 8101 of the Elementary and Secondary Education Act of 1965 ( 20 U.S.C. 7801 ). (3) Institution of higher education The term institution of higher education has the meaning given the term in section 102 of the Higher Education Act of 1965 ( 20 U.S.C. 1002 ). (4) Low-income student The term low-income student means a student whose family’s taxable income for the preceding year did not exceed 150 percent of the poverty line. (h) Authorization of appropriations There are authorized to be appropriated such sums as may be necessary to carry out this section for fiscal year 2018 and each succeeding fiscal year.