; and (ii) the institution’s full-time equivalent enrollment of undergraduate and graduate and professional students, respectively, for such second preceding award year. (C) Standard living expenses The standard living expense described in subparagraph (A)(ii) is equal to the allowance, determined by an institution, for room and board costs incurred by a student, as computed in accordance with part F for the second preceding award year. (D) Books and supplies The allowance for books and supplies described in subparagraph (A)(iii) is equal to the allowance, determined by an institution, for books, supplies, transportation, and miscellaneous personal expenses, including a reasonable allowance for the documented rental or purchase of a personal computer, as computed in accordance with part F for the second preceding award year. (3) Average tuition and required fees for the institution’s sector The term average tuition and required fees for the institution’s sector shall be determined by the Secretary for each of the categories described in section 132(d). (4) Eligible institution The term eligible institution means an institution of higher education that participates in the Federal Direct Stafford Loan Program. (5) Participating institution The term participating institution means an institution of higher education that has an agreement under section 463(f). (6) Sector The term sector means each of the categories described in section 132(d). . 4074. Agreements with institutions of higher education for purposes of the Perkins loan program (a) Amendments Section 463 of the Higher Education Act ( 20 U.S.C. 1087cc ) is amended— (1) in subsection (a)— (A) in the heading, by inserting for Loans Made Before July 1, 2019 after Agreements ; (B) in paragraph (3)(A), by inserting before July 1, 2019 after students