 What section of the US Treasury provides for the prepayment of principal on the Loans?
The US Borrower shall make mandatory principal prepayments of the Loans in the manner set forth in clause (vi)  below in an amount equal to one hundred percent (100%) of the aggregate Net Cash Proceeds from any Debt Issuance pursuant to Section 11.1(n)  or pursuant to the Second Lien Facility pursuant to the last paragraph of Section 11.1 .  Such prepayment shall be made within three (3) Business Days after the date of receipt of the Net Cash Proceeds of any such Debt Issuance.
Section 11.1(n)