Debt-To-Income (Dti) Ratio
Last updated 2026-08-01
Fannie Mae
Updated 2026-08-01
A ratio derived by dividing the borrower’s total monthly obligations (including housing expense) by their stable monthly income. This calculation is used to determine the mortgage amount for which a borrower qualifies. This term is used interchangeably with “total debt-to-income ratio”.
Fannie Mae Glossary of Terms
Fannie Mae · pp. 10–13
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