; (B) serves under active duty in the Armed Forces; (C) takes maternity or paternity leave; or (D) any combination of subparagraphs (A) through (C). (3) Ratable reduction A participating student described in paragraph (1)(C) who was employed as a school-based mental health services provider for less than 5 years during the 5-year period after graduation shall reimburse the Department of Education and the eligible graduate school the amount that bears the same proportion to all contributions made by such entities as the amount of time such participating student was employed as a school-based mental health services provider during such 5-year period bears to such 5-year period. (f) Matching contributions The Secretary may provide a contribution of up to 50 percent of the cost of attendance of a participating student if the eligible graduate institution at which such student is enrolled enters into an agreement under subsection (c) with the Secretary to match such contribution. 3. Definitions In this Act: (1) Cost of attendance The term cost of attendance has the meaning given the term in section 472 of the Higher Education Act of 1965 ( 20 U.S.C. 1087ll ). (2) Eligible graduate institution The term eligible graduate institution means an institution of higher education in that offers a program of study that leads to a graduate degree— (A) in school psychology that is accredited or approved by the National Association of School Psychologists' Program Accreditation Board or the Commission on Accreditation of the American Psychological Association and that prepares students in such program for the State licensing or certification examination in school psychology at the specialist level; (B) in an accredited school counseling program that prepares students in such program for the State licensing or certification examination in school counseling