38 C.F.R. § 36.4308
(c) For the purpose of determining the rights and the liabilities of the Secretary with respect to a loan subject to paragraph (a) of this section, credits legally applicable to the entire loan shall be applied as follows:
(2) Proceeds of the sale or other liquidation of the security shall be applied ratably to the respective portions of the loan, such portion of the proceeds as represents the interest of the veteran being applied to that portion of the loan allocable to such veteran.
(Authority: 38 U.S.C. 3703)