Verification of Deposit in Mortgage Underwriting 2026: What Underwriters Look For

A Verification of Deposit is the evidence that a borrower has the assets they claim. Underwriters look at bank statements closely, and the issues that delay closings are almost always predictable if the originator reviews the statements before submission.

Types of VODs

The traditional VOD is a bank-printed form on official letterhead showing current balance, average balance over the prior three months, and account type. It is requested directly from the bank by the lender. Bank statements are the more common method: two to three months of the most recent statements, all pages required. Third-party instant verification services such as Plaid or Finicity are accepted by many lenders and reduce document fraud risk.

What Underwriters Flag in Bank Statements

• ✦Large deposits: any single deposit exceeding 25% to 50% of the statement balance typically requires sourcing
• ✦Sudden balance increases: a balance that jumps significantly between statement periods triggers a question about the source
• ✦NSF and overdraft occurrences: non-sufficient funds or overdrafts are noted; repeated instances signal cash management concerns
• ✦Average vs. current balance disparity: if the current balance is materially higher than the average, the underwriter will ask what changed
• ✦Round-number deposits: large round deposits with no obvious payroll or transfer origin are often scrutinized

How to Prepare Borrowers

Pull bank statements at pre-approval and review every deposit over a reasonable threshold before underwriting sees them. Sourcing a deposit after the fact is slower and more stressful than sourcing it at application. Instruct borrowers to avoid unnecessary account transfers, cash deposits, and large financial activity in the 60 days before closing. Cash deposits are nearly impossible to source for mortgage purposes and should be avoided entirely during the process.

The 60-Day Lookback Window

Most programs require two months of bank statements. Any deposit in those 60 days is subject to review. Large cash deposits, transfers from accounts not previously disclosed, and deposits from unknown sources all create conditions. The cleanest strategy is to consolidate assets into the fewest accounts possible at least 60 days before application and then make no unusual transactions.