Last reviewed 10-31-2026Short-Sale.com Editorialglossary

Guaranty Fee Buyup

Fannie Mae

Updated 10-31-2026

Guaranty Fee Buyup

An agreement to increase the guaranty fee remittance rate for an MBS mortgage above the contractual rate for the applicable servicing option and remittance cycle in return for Fannie Mae's paying a fee to the lender.

Fannie Mae Glossary of Terms

Fannie Mae · p. 20

Need help?

Ask more questions about Guaranty Fee Buyup in Help. You'll get answers for your situation.