During the weekend of July 17, 2021, Fannie Mae will implement an update to Desktop Underwriter® (DU®) Version 11.0, which will include updates to support Lender Letter LL-2021-11.
High LTV Refinance Transactions
As described in Lender Letter LL-2021-11, loan casefiles created on or after July 1, 2021 will no longer be underwritten as a high LTV refinance. Existing loan casefiles created prior to July 1, 2021 will continue to be underwritten as high LTV refinance transactions.
Qualifying Interest Rate Used by DU