; (B) may elect to— (i) enter the income-based repayment plan under section 493C(f); or (ii) enter a fixed repayment plan described in section 493E; (C) after electing to leave a repayment plan other than an income-based repayment plan described under this subsection or a fixed repayment plan described in section 493E, shall not be permitted to re-elect a repayment plan that is not an income-based repayment plan under this subsection or a fixed repayment plan described in section 493E; and (D) shall retain, for purposes of repayment or cancellation of any outstanding balance of principal and interest due on a loan as described in section 493C(b)(7) any years of repayment under another income-based or income contingent repayment plan under this title. . (c) Maximum repayment period for income-Contingent repayment Section 455(e) of the Higher Education Act of 1965 ( 20 U.S.C. 1087e(e) ) is further amended— (1) in paragraph (7)(B)— (A) by striking or at the end of clause (iv); (B) by striking the period at the end of clause (v) and inserting a semicolon; and (C) by adding at the end the following: (vi) makes payments under the income-based repayment plan under section 493C(f); or (vii) makes payments under the fixed repayment plan described in section 493E. (8) Additional qualifying repayment plans A borrower repaying a loan pursuant to income-contingent repayment under this subsection may elect at any time to terminate repayment under such repayment plan and repay such loan under the income-based repayment plan under section 493C(f) or the fixed repayment plan described in section 493E. . 4. Income-based repayment plan (a) Options To enter into the new fixed repayment plan and income-Based repayment plan Section 493C(b) of the Higher Education Act of 1965 ( 20 U.S.C. 1098e ) is amended— (1) in paragraph (7)(B)— (A) by striking or at the end of clause (iv); and (B) by adding at the end the following: (vi) has made payments under the income-based repayment plan under section 493C(f)