(a) Each subsequent prepayment after the initial closing shall be facilitated with the submission of an additional closing request by the borrower. Each closing request must request a closing date no less than 30 business days from the date of the request.

(b) The Government will respond to each subsequent closing request by delivering a preclosing notice to the borrower not less than 10 business days prior to the date which the Government, after reviewing the borrower's closing request, selects as a closing date in each case.