How Long to Keep Your Tax Returns and Supporting Documents

How long the IRS requires you to keep tax returns

The IRS requires you to keep your tax return and the documents that support it for at least three years from the date you filed or the date the return was due, whichever is later. This three-year window covers most situations: if the IRS audits you, they typically look back no further than this period.

However, three years is the minimum, not a hard rule. The IRS can go back six years if they believe you underreported income by 25 percent or more. If you filed a fraudulent return or did not file at all, there is no time limit — the IRS can pursue you indefinitely. For that reason, many tax professionals recommend keeping records longer than three years as a practical safeguard.

Key Takeaways

• Keep tax returns and supporting documents for at least three years from the filing date or due date, whichever is later.
• The IRS can look back six years if they suspect you underreported income by 25 percent or more.
• If you claimed a loss or deduction related to a property or investment, keep those records for as long as you own the asset, plus three years after you sell it.
• Storing copies digitally (scanned PDFs, photos) is acceptable and takes up far less space than paper originals.

When to keep records longer than three years

Certain situations require you to hold onto documents well beyond the standard three-year window. If you own rental property, a business, or investments, keep records related to those assets for the entire time you own them, plus three additional years after you sell or close them. This protects you if a question arises about your cost basis or depreciation claims years later.

If you claimed a home office deduction, keep those records for as long as you claim the deduction, plus three years after you stop. The same applies to vehicle mileage logs tied to business or charitable driving. For retirement accounts like IRAs or 401(k)s, hold onto contribution records and statements indefinitely — you may need them to prove you did not over-contribute or to document basis for tax-free withdrawals in retirement.

What documents to save with your tax return

Your tax return itself is only part of the picture. Save everything that supports the numbers on that return: W-2 forms, 1099 forms, receipts for deductions, bank and brokerage statements, mortgage interest statements, property tax records, and charitable donation receipts. If you paid someone to prepare your return, keep a copy of the worksheet they gave you showing how they calculated your numbers.

For business owners or self-employed filers, the list is longer: invoices, expense receipts, mileage logs, payroll records, and bank reconciliations. If you took a loss on a rental property or investment, keep the purchase documents, improvement receipts, and the sale paperwork. The rule is straightforward: if a number appears on your return, you should be able to show where it came from.

Digital storage versus paper records

You do not have to keep paper originals. The IRS accepts digital copies — scanned PDFs, photographs, or files downloaded from your bank or brokerage — as long as the image is clear and complete. Many people photograph their receipts with a phone camera as they receive them, then store the photos in a folder organized by year and category. This approach uses almost no physical space and makes records straightforward to search.

If you choose digital storage, make sure you have a backup. Store copies in at least two places: your computer and a cloud service like Google Drive, Dropbox, or OneDrive. If your house floods or your computer fails, you still have the records. Label files clearly with the year and type of document so you can find them quickly if you need them.

What happens if you cannot find a document

If the IRS audits you and you cannot locate a receipt or statement, it does not automatically mean you lose the deduction. The IRS recognizes that records get lost. You can reconstruct missing documents by requesting copies from your bank, employer, or the organization you donated to. Many banks and brokerages keep digital records going back seven to ten years, even if you no longer have your own copies.

If you genuinely cannot reconstruct a document, you can provide other evidence: a credit card statement showing a charge, a cancelled check, or a written statement explaining what the expense was and why you cannot produce the receipt. The IRS is more likely to accept this if the amount is small and your overall record-keeping is otherwise solid.

State tax return records

Your state may have different record-keeping rules than the federal IRS. Most states follow the three-year federal standard, but some require you to keep records for longer. Check your state's tax agency website or ask a tax preparer what your state requires. If you moved to a different state, keep records related to income earned in your previous state for the time period that state allows.

If you filed a state return in a year you did not file federally (for example, because your income was below the federal threshold), keep that state return and its supporting documents for the time period your state requires. States can audit independently of the IRS, and their important date may differ.

Organizing records so you can find them later

The best storage system is one you will actually use. Create a folder for each tax year, then divide it into categories: income documents, deduction receipts, investment statements, and property records. Use consistent naming so you can search by keyword. For example: "2024_W2_Employer_Name" or "2024_Charitable_Donation_Red_Cross_500."

If you use tax preparation software or work with a tax preparer, ask them to send you a copy of everything they used to prepare your return. Many preparers provide a checklist of what they received, which serves as your own inventory of what to keep. Store this checklist with your return so you know exactly what documents belong to that year.

Frequently Asked Questions

Can I throw away my tax return after three years?

You can, but many people keep them longer as a reference. Your return shows your filing history, which is useful if you need to prove income for a loan or mortgage. Keeping returns indefinitely costs almost nothing if stored digitally, so most tax professionals recommend holding onto them for at least seven years.

Do I need to keep the original receipts or are photos okay?

Photos and scans are acceptable to the IRS as long as they are clear and show all the information on the original receipt. You do not need to keep paper originals, though some people do for high-value items like home improvements or vehicle purchases.

What if I filed my return late — does the three-year clock start from when I filed or when it was due?

It starts from whichever is later. If your return was due April 15 but you filed on June 1, the three-year period begins June 1. If you filed early, it begins on the filing date. The IRS uses the later date to your advantage.

Do I need to keep records for my dependent children?

Keep records that support the dependent claim — birth certificate, Social Security number, proof of residency, and documentation of support you provided. These records should be kept for at least three years after you stop claiming that person as a dependent.

What should I do with old tax returns I no longer need?

Shred paper documents or burn them to protect your personal information. If you have digital copies, delete them from all devices and empty the trash folder. Do not straightforward throw paper returns in the garbage where someone could retrieve them.