mortgage

Underwriting

The process a lender or insurer uses to verify your finances and decide whether to approve you, and on what terms.

What Underwriting means

Underwriting is the risk assessment behind an approval decision. A mortgage underwriter verifies income, employment, assets, credit history, and debt-to-income ratio, and orders an appraisal to confirm the property supports the loan amount.

It is the stage between a preapproval and a closing, and the one that most often produces surprises. Preapproval is a preliminary estimate; underwriting is where the documentation is actually examined.

Underwriters routinely issue conditional approvals requesting more evidence — an explanation for a large deposit, a letter confirming a gift is not a loan, updated pay stubs. Responding quickly is usually what keeps a closing on schedule.

Because underwriters re-verify credit and employment shortly before closing, opening new accounts or changing jobs mid-process can derail an approval that already looked settled.

Insurers underwrite too, evaluating health, driving record, or property condition to set your premium.

Credit Score

A three-digit number, typically 300 to 850, that lenders use to estimate how likely you are to repay borrowed money.

FICO Score

The credit scoring model used in the large majority of US lending decisions, ranging from 300 to 850.

Debt-to-Income Ratio (DTI)

The share of your gross monthly income that goes to debt payments — a key test lenders apply when sizing a mortgage.

Escrow

Money held by a neutral third party — either during a home purchase, or by your lender to pay property taxes and insurance.

Premium

The amount you pay an insurer — monthly, quarterly, or annually — to keep a policy in force.

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