; (ii) a loan purchased under section 459A; or (iii) a loan that has been assigned to the Secretary under section 428(c)(8) or part E. (B) Income-driven repayment plan The term income-driven repayment plan means a plan described in subparagraph (D) or (E) of paragraph (1). (C) Noncovered loan The term noncovered loan means a loan made, insured, or guaranteed under this title that is not a covered loan. . (3) Changing plans Section 493C(b)(8) of the Higher Education Act of 1965 ( 20 U.S.C. 1098e(b)(8) ) is amended to read as follows: (8) a borrower who is repaying a loan made, insured, or guaranteed under part B or D pursuant to income-based repayment may elect, at any time, to terminate repayment pursuant to income-based repayment and repay such loan under any repayment plan for which the loan is eligible in accordance with the requirements of part B or part D, respectively; and . (b) Effective date; application (1) Automatic enrollment The amendments made by paragraphs (1) and (2) of subsection (a) shall— (A) take effect as soon as the Secretary of Education determines practicable after the Secretary finalizes the procedures under section 5, but not later than 2 years after the date of enactment of this Act; and (B) apply to all borrowers of covered loans (as defined in section 455(d)(8) of the Higher Education Act of 1965, as added by subsection (a)). (2) Changing plans The amendment made by subsection (a)(3) shall take effect on the date of enactment of this Act. 4. Automatic recertification of income (a) Income contingent repayment Section 455(e) of the Higher Education Act of 1965 ( 20 U.S.C. 1087e(e) ) is amended— (1) in paragraph (3)— (A) by striking does not reasonably reflect the borrower's current income and inserting whose income has decreased relative to the adjusted gross income available to the Secretary ; and (B) by inserting , consistent with the procedures established under paragraph (8)(B)(iv) before the period at the end