shall enter into an agreement that includes a provision that to remain eligible to receive student loan repayment under this section, the individual shall remain employed in the school or location for which the individual gained eligibility for student loan repayment under this section. (2) Student loan payment amount (A) In general In the agreement described in paragraph (1), the Secretary shall agree to make a student loan payment for such individual of $250 a month for the first and second year of teaching, $300 a month for the third year of teaching, $350 a month for the fourth year of teaching, and $400 a month for the fifth and sixth year of teaching. (B) Maximum total amount The maximum total amount of student loan payments made by the Secretary for an individual under this section shall be $23,400. (C) Remaining balance An individual shall enter repayment on any remaining principal and interest due on a student loan for which the Secretary has made payments under this section after the maximum total amount has been reached under subparagraph (B). (3) Beginning of payments Nothing in this section shall authorize the Secretary to pay any amount to reimburse a borrower for any student loan payments made by such borrower prior to the date on which the Secretary entered into an agreement with the borrower under this subsection. .