Keep tax returns and records for at least three years from the date you filed

The IRS can audit your return up to three years after you file it. That means you need to hold onto your tax return itself, plus every document that supports the numbers on it — W-2s, 1099s, receipts, bank statements, donation records, anything you used to calculate your deductions or income. Three years is the baseline.

In some situations you need to keep records longer. If you underreported your income by 25 percent or more, the IRS has six years to audit you. If you never filed a return at all, there is no time limit — they can go back as far as they want. If you filed a fraudulent return, the same applies.

Most people will never face an audit. But if one happens, you will need the original documents to prove what you reported. The IRS does not accept "I think that was right" as an answer.

Key Takeaways

  • Keep your filed tax return and all supporting documents for at least three years from the filing date, because that is how long the IRS has to audit you.
  • If you claimed deductions or income that was significantly wrong, keep records for six years instead.
  • If you never filed a return or filed a fraudulent one, keep everything indefinitely — the IRS has no time limit.
  • Supporting documents include W-2s, 1099s, receipts, bank statements, mortgage interest statements, charitable donation records, and anything else you used to calculate what you reported.
  • After the retention period ends, you can shred or delete the documents, but keep the actual tax return itself for your own records.

What counts as supporting documents you need to save

A tax return is just numbers. The IRS wants to see the paper trail behind those numbers. If you claimed a $5,000 charitable deduction, you need the receipts or written acknowledgment from the charity. If you claimed home office expenses, you need the utility bills, rent or mortgage statements, and records of what percentage of your home is office space. If you reported self-employment income, you need invoices, bank deposits, and expense receipts.

For wage income, keep your W-2s. For investment income, keep the 1099s and brokerage statements showing what you bought, sold, and when. For rental property, keep lease agreements, repair receipts, property tax bills, and insurance statements. For medical expenses, keep receipts and explanation-of-benefits forms from your insurance company. For business expenses, keep receipts, mileage logs, and credit card statements.

The rule is simple: if the number appears on your return, you should have a document that explains where it came from. Digital copies are fine — a photo of a receipt or a PDF download counts. You do not need the original paper, though some people keep it anyway for peace of mind.

Different retention periods for different situations

The three-year rule assumes you reported your income and deductions honestly and completely. But the IRS has longer windows in specific cases.

If you underreported your income by 25 percent or more, the statute of limitations extends to six years. This is called the "substantial understatement" rule. If you reported $40,000 in income when you actually earned $50,000, that is a 20 percent understatement and the three-year rule applies. If you reported $30,000 when you earned $50,000, that is a 40 percent understatement and you need to keep records for six years.

If you never filed a return at all, there is no time limit. The IRS can come after you decades later. The same applies if you filed a return that was fraudulent — meaning you deliberately lied, not just made a mistake. In both cases, keep your records indefinitely, or at least for seven to ten years to be safe.

If you filed an amended return (Form 1040-X), keep that and all supporting documents for three years from the date you filed the amendment, not the original return.

How to organize and store your records

Create a folder for each tax year. Put the filed return itself in the front. Behind it, organize the supporting documents by category: income documents in one section, deduction documents in another, and so on. Label everything with the year and what it is.

You can store records on paper, digitally, or both. Digital storage is cheaper and takes less space — scan receipts and statements and save them to a folder on your computer or cloud storage. Make sure you back up digital files; a hard drive failure means you lose everything. Paper storage is slower to search but does not depend on technology. Many people do both: keep digital copies for easy searching and paper originals in a file box in case the IRS wants to see the actual document.

Do not throw away records until you are sure the retention period has passed. If you filed your 2021 return on April 15, 2022, do not shred the supporting documents until April 15, 2025 at the earliest. If you are unsure whether an audit is likely, keep records for six or seven years instead of three — the extra storage costs almost nothing.

What to do after the retention period ends

Once three years (or six years, or seven years) have passed, you can shred or delete the supporting documents. Shred paper documents rather than just throwing them away — receipts and bank statements contain personal information. For digital files, delete them from your computer and empty the trash.

Keep the actual tax return itself longer, even after you can throw away the supporting documents. Your return is proof of what you reported and when you reported it. You may need it to file an amended return, to prove your income to a lender, to document your tax history for immigration purposes, or simply to remember what you claimed. Keep returns for at least seven to ten years, or indefinitely if storage is not a problem.

If you are ever contacted by the IRS about an audit, stop throwing away anything related to that return immediately. Do not destroy documents even if the retention period has technically passed. Once an audit begins, the normal time limits may not apply.

Special situations: rental property, business, and investments

If you own rental property, keep records for at least three years after you sell the property, not just three years from the filing date. The IRS may want to verify your basis in the property and your depreciation deductions. Keep the original purchase agreement, all improvement receipts, and the sale documents.

If you are self-employed, keep business records for at least six years. The IRS scrutinizes self-employment income more closely than wage income, and the six-year rule often applies. Keep invoices, expense receipts, mileage logs, and bank statements showing deposits and payments.

If you have investment accounts, keep brokerage statements and trade confirmations for at least three years after you sell the investment. You need these to calculate your cost basis and capital gains or losses. If you reinvest dividends, keep the statements showing the reinvestment, because that affects your basis.

If you received a large gift or inheritance, keep documentation of that gift or inheritance indefinitely. The IRS may question where money came from, and you need proof that it was a gift (not income) or that you inherited it (not a capital gain).

Frequently Asked Questions

Do I need to keep the original paper receipt or is a photo okay?

A photo or digital scan is fine for most purposes. The IRS accepts digital copies as long as they are clear and show all the relevant information. However, some people keep originals anyway because paper is harder to dispute. If you are worried about an audit, keeping both does not hurt.

What if I lost my receipts but still have my bank statements?

Bank statements can substitute for receipts in many cases. If you paid by credit card or check, the statement shows the date, amount, and merchant. That is often enough to prove the expense. The IRS prefers itemized receipts, but a bank statement is better than nothing. If you are audited, explain what happened and show what you do have.

Can I throw away records after three years even if I have not been audited?

Yes. Three years is the standard time limit, so you can discard supporting documents after that point. However, if you are unsure whether you reported something correctly, or if you know the IRS is more likely to audit you (self-employed, high income, large deductions), keeping records for six or seven years is safer and costs very little.

How long do I keep records if I filed an amended return?

Keep the amended return and all supporting documents for three years from the date you filed the amendment. The three-year clock restarts when you file Form 1040-X, not from the original filing date.

What if the IRS contacts me about an old return?

Stop destroying any documents related to that return immediately. Once the IRS opens an audit, the normal retention periods may not apply. Gather everything you have and keep it until the audit is closed. Destroying documents after an audit has begun can result in penalties.