Home Buying

What Is Mortgage Underwriting?

Underwriting is the process a lender uses to evaluate the risk of lending to a borrower and decide whether to approve a loan and on what terms. For a mortgage, the underwriter reviews income, employment, assets, debts, credit history, and the property’s appraisal.

What Is Checked

Common measures include the debt-to-income ratio, the loan-to-value ratio, credit scores, and documentation of the down payment and reserves.

Possible Outcomes

Approval, conditional approval (with additional documents requested), suspension pending information, or denial.

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Last updated: September 29, 2026. This definition is for general educational purposes only. It is not financial, investment, tax, legal, or medical advice, and it does not recommend any product or course of action. For decisions about your own situation, consult a qualified professional.