Keep statements for at least one year, longer if you have a mortgage, business, or ongoing disputes

The shortest safe answer is one year. The IRS does not require you to keep bank statements, but the statute of limitations on tax audits is three years for most people—and six years if the IRS suspects underreported income. Your bank statements are the proof that backs up what you reported. If you are audited, you will need them.

Beyond taxes, how long you keep statements depends on what the money was for. A mortgage lender will ask for two months of statements when you refinance or apply for a new loan. If you own a business, the IRS expects you to keep records for at least three years. If you are disputing a charge or a transfer, your bank may need statements to investigate—and that window can stretch months after the transaction.

The practical rule: keep statements for seven years if you have any of the following: a mortgage, a business, investments, or a history of disputes with your bank. Keep them for one year if you do not. Digital copies are fine; you do not need paper.

Key Takeaways

  • The IRS can audit tax returns for three years after filing, so keep statements for at least that long to back up what you reported.
  • Mortgage lenders and refinancing companies will ask for two months of recent statements, so keep the most recent ones easily accessible.
  • If you own a business, the IRS expects you to keep records for at least three years, and many accountants recommend seven.
  • Disputes with your bank—unauthorized charges, missing transfers, fraud claims—may require statements from months or years back, so longer retention protects you.
  • Digital copies stored in a secure location work just as well as paper, and many banks let you download statements as PDFs.

Why the IRS cares about your statements

The IRS does not ask you to keep bank statements. But if you are audited, your statements are the evidence that proves what you earned, what you spent, and what you reported on your tax return. The agency has three years to audit most returns—six years if they think you underreported income by 25 percent or more. If you cannot produce statements, you cannot prove your case, and the IRS can assess taxes based on their own calculations.

This matters most if you are self-employed, have rental income, claim large deductions, or received cash payments. W-2 employees with straightforward returns are audited less often, but it still happens. Keeping statements for three years is the minimum; seven years is safer and covers edge cases where the IRS reopens older returns.

What lenders and creditors need from you

When you apply for a mortgage, refinance, or take out a personal loan, the lender will ask for two to three months of recent bank statements. They want to see that you have enough cash on hand, that your income deposits are regular, and that you are not carrying hidden debts. The statements show your account balance and transaction history in one place.

If you are applying for a credit card, a car loan, or a rental application, you may also be asked for statements. Keep the last three months easily accessible—either printed or saved as PDFs on your computer. If you are in the middle of a major financial event (buying a house, changing jobs, getting divorced), keep six months of statements until the process closes.

Business owners and self-employed people

If you own a business or are self-employed, the IRS expects you to keep all records—including bank statements—for at least three years. Many accountants recommend seven years because the IRS can go back further if they suspect fraud or if you significantly underreported income. Your statements are proof of income, business expenses, and cash flow.

You will also need statements to reconcile your books with your bank account each month. This catches errors, fraud, and missing transactions. If you are ever audited, your statements and your accounting records must match. Keeping digital copies organized by year makes this much easier.

Disputes, fraud, and chargebacks

If you notice an unauthorized charge, a missing transfer, or a deposit that never arrived, you will need to dispute it with your bank. The bank has a window to investigate—usually 30 to 60 days for debit card fraud, longer for ACH transfers or wire transfers. Your statement is the first piece of evidence you provide.

Some disputes take longer to resolve. If your bank asks for more information weeks or months later, you will need the original statement. If you are involved in a chargeback (a customer disputes a charge you processed), you may need statements from months back to prove the transaction was legitimate. Keep statements for at least one year to cover these scenarios; two years is better if you process payments or handle customer refunds.

How to store statements safely

Digital copies are just as valid as paper for tax purposes and disputes. Most banks let you download statements as PDFs directly from your online account. Create a folder on your computer organized by year and month—for example, "Bank Statements/2024/January"—and back it up to an external drive or cloud storage like Google Drive or Dropbox.

If you prefer paper, print statements and store them in a filing cabinet or box in a dry place. Label them by date. Do not store originals in a basement or garage where water damage or pests can destroy them; keep a digital backup instead.

For very old statements (more than seven years), you can usually delete them unless you are self-employed or have ongoing disputes. But if you are unsure, keep them. Storage is cheap; the cost of not having a statement when you need it is much higher.

Frequently Asked Questions

Do I need to keep statements if I use accounting software?

Yes. Accounting software like QuickBooks or Wave records transactions, but the software itself is not proof. Your bank statements are the official record from your bank. Keep both: the software for your own records and the statements for the IRS and for disputes.

What if my bank deletes old statements from my online account?

Many banks only keep statements available for download for a limited time—often one to three years. Download and save them to your computer before they disappear. Once you have a PDF, you own it and can keep it as long as you need.

Can I throw away statements after I reconcile my credit card?

Not yet. Reconciling means the charges match your records, but you still need the statement as proof if the IRS audits you or if a charge is disputed later. Keep it for at least one year, longer if you have a mortgage or business.

Do I need to keep statements for joint accounts?

Yes, both account holders should keep copies. If you are getting divorced or settling a dispute, each person needs their own set of statements as evidence. Keep them for at least one year after the account closes or the relationship ends.

What if I am audited and I do not have statements from that year?

Ask your bank for copies. Most banks can retrieve statements going back several years, though they may charge a fee. Contact your bank's customer service and ask for statements from the years the IRS is asking about. Provide the account number and the date range.