You don't pay income tax on the money sitting in your checking account itself—only on the interest it earns

The balance you keep in checking is yours to keep. The IRS doesn't tax the principal amount, whether it's $500 or $50,000. What does get taxed is any interest income your bank pays you on that balance. If your checking account earns interest (many don't), you'll owe federal income tax on those earnings at your ordinary tax rate. Some states also tax interest income, depending on where you live.

The bank will send you a 1099-INT form each January if you earned $10 or more in interest during the previous year. You report that amount on your tax return. If you earned less than $10, the bank may not send a form, but you still owe tax on the interest—you just have to track it yourself.

Key Takeaways

  • Your checking account balance itself is never taxed, no matter how much money sits in it.
  • Interest earned on a checking account is taxable income and must be reported on your federal tax return.
  • Banks send a 1099-INT form only if interest earned reaches $10 or more in a calendar year.
  • Most standard checking accounts earn little or no interest, so many people owe no tax on their checking accounts at all.
  • Some states tax interest income in addition to federal tax, while others do not.

Why most checking accounts don't trigger any tax at all

The reason this question matters less than it sounds is that most checking accounts earn almost nothing. A typical checking account at a traditional bank pays 0.01% annual interest or less. On a $10,000 balance, that's roughly $1 per year—below the $10 threshold where banks have to report it.

High-yield checking accounts, offered by online banks and some credit unions, do pay meaningful interest—sometimes 4% to 5% annually. If you have one of these, you will almost certainly receive a 1099-INT and owe tax on the earnings. But if your checking account is at a conventional bank and earns no stated interest rate, you have nothing to report.

How to report interest income on your tax return

When you receive a 1099-INT, the amount appears in Box 1 (Interest Income). You report this on Schedule B (Interest and Ordinary Dividend Income) if your total interest and dividends exceed $1,500, or directly on Form 1040 if they don't. The interest gets added to your other income and taxed at your marginal tax rate.

If you earned interest but didn't receive a 1099-INT (because it was under $10, or the bank made an error), you still report it. Write the amount on your return and note "Interest Income" next to it. The IRS cross-checks 1099 forms against returns, so underreporting or omitting interest you actually earned creates a mismatch that can trigger a notice.

State taxes on checking account interest

Federal tax is only part of the picture. Some states tax interest income the same way the federal government does. Others exempt it entirely. A few states—including Pennsylvania and Illinois—don't tax interest income at all, which can make a difference if you live there and earn significant interest.

Check your state's tax agency website or ask a tax preparer whether your state taxes interest. If it does, you'll report the same 1099-INT amount on your state return as well, usually on a state income tax form or schedule.

What happens if you don't report interest income

The IRS receives a copy of every 1099-INT a bank issues. If your return doesn't match the forms on file, the agency will send you a notice asking for the missing income. You'll owe the tax plus interest (currently around 8% annually) and may face a penalty of 20% of the unpaid tax if the underreporting was substantial.

The penalty is smaller—5% to 10%—if you can show reasonable cause, such as a genuine misunderstanding of the rules. But the easiest path is to report it correctly the first time. The tax on $100 in interest is roughly $20 to $25 depending on your bracket; the penalty and interest for not reporting it can easily exceed that.

Interest from joint accounts and accounts held in trust

If you own a checking account jointly with someone else, the interest belongs to both of you unless you have a written agreement saying otherwise. The bank may issue the 1099-INT in one person's name, but both owners are responsible for reporting their share. Coordinate with the other owner to avoid both reporting the full amount.

If you hold a checking account in trust for a minor or as an executor of an estate, the tax treatment depends on who has legal control. A custodial account (UTMA or UGMA) in a child's name reports interest on the child's return, though the first $1,250 or so of unearned income may be tax-free depending on the year. An estate account reports interest on the estate's return. Ask the bank or a tax preparer which form applies to your situation.

Frequently Asked Questions

Do I have to report interest if I only earned a few dollars?

Technically yes—you owe tax on all interest income. But if you earned less than $10, the bank won't send a 1099-INT, and the amount is so small that the tax is negligible. If you earned $10 or more, the bank will report it, and you must include it on your return.

What if my checking account earns interest but the bank didn't send a 1099-INT?

Contact the bank and ask them to issue one. Banks are required to send a 1099-INT if interest reaches $10. If they refuse or say you didn't earn enough, ask for a written statement of interest paid. You can then report the amount yourself on your return.

Can I deduct fees or charges against the interest I earned?

No. You report the full interest amount on your return; you cannot reduce it by account fees, minimum balance penalties, or overdraft charges. Those fees are not tax-deductible for personal checking accounts.

Is interest from a high-yield checking account taxed differently than interest from a savings account?

No. Both are reported on a 1099-INT and taxed as ordinary income at your marginal rate. The account type doesn't matter—only the interest earned.

What if I closed my checking account mid-year and earned interest before closing it?

The bank will still issue a 1099-INT for the interest earned while the account was open. Report it on your return for that tax year, even though the account no longer exists.