Interest from your savings account counts as taxable income

Yes, you owe federal income tax on the interest your savings account earns. The IRS treats it as ordinary income, taxed at your regular income tax rate—not at a lower capital gains rate. If you earned $50 in interest last year, that $50 gets added to your other income when you file your tax return.

Your bank reports this interest to both you and the IRS on a Form 1099-INT, which arrives by January 31 each year. The amount reported is the total interest paid to your account during the calendar year, regardless of how long the money sat there or when you opened the account.

Most people don't owe tax on very small amounts of interest. The IRS does not require banks to issue a 1099-INT if interest is less than $10 in a calendar year, though you still owe tax on it if you had other income. Some states also tax savings interest, though the rate and threshold vary by state.

Key Takeaways

  • Savings account interest is taxed as ordinary income at your federal tax rate, which ranges from 10% to 37% depending on your total income and filing status.
  • Your bank sends you a Form 1099-INT by January 31 showing all interest earned that year, and sends a copy to the IRS.
  • You must report this interest on your tax return even if you don't receive a 1099-INT, though banks typically don't issue one for amounts under $10.
  • Some states tax savings interest separately from federal tax, and the rules differ by state—check your state's tax authority website for your rate.
  • High-yield savings accounts earn more interest, which means higher tax bills, so the after-tax return is lower than the advertised APY.

How your tax bracket determines what you actually owe

The tax you pay on savings interest depends on your tax bracket—the percentage rate applied to your total income. If you earn $50,000 a year and fall in the 22% federal tax bracket, and you earn $500 in savings interest, you owe roughly $110 in federal tax on that interest (22% of $500). Someone in the 12% bracket earning the same $500 would owe about $60.

Your tax bracket is not fixed. It changes based on your total income for the year—wages, self-employment income, investment gains, and yes, savings interest. Earning more interest can push you into a higher bracket, though only the income above the threshold is taxed at the new rate. This is called bracket creep, and it matters most if you're close to a bracket boundary.

The 2024 federal tax brackets range from 10% (lowest income) to 37% (highest income). Your state may add its own tax on top of this. New York, for example, taxes interest as ordinary income at rates up to 10.9%. Other states like Florida, Texas, and Wyoming do not tax interest income at all.

What happens if you don't report the interest

The IRS receives a copy of every 1099-INT your bank sends you. If you don't report the interest on your tax return, the IRS will notice the mismatch between what the bank reported and what you filed. This triggers a notice asking you to explain the discrepancy.

If you straightforward forgot to report small amounts, you can usually correct it by filing an amended return (Form 1040-X). The penalty for underreporting income is typically 20% of the unpaid tax, plus interest on the unpaid amount dating back to the original due date. If the IRS determines the underreporting was intentional, the penalty rises to 75%.

The easiest approach is to report the interest when you file. If you use tax software, it often walks you through entering 1099-INT information. If you use a tax preparer, bring the form with you.

How to calculate your after-tax return on savings

The APY your bank advertises is the before-tax return. To know what you actually keep, subtract the tax you'll owe. If a high-yield savings account offers 4.5% APY and you're in the 24% tax bracket, your after-tax return is roughly 3.4% (4.5% minus 1.08%, which is 24% of 4.5%).

This matters when comparing accounts. A regular savings account at 0.01% APY has almost no tax impact because the interest is negligible. A high-yield account at 4.5% APY will generate a meaningful tax bill. If you have $50,000 in a high-yield account earning 4.5%, you'll earn $2,250 in interest—and owe tax on all of it.

Some people use tax-advantaged accounts to reduce this burden. A Roth IRA or Roth 401(k) allows interest to grow tax-free, though these accounts have contribution limits and withdrawal rules. A traditional IRA or 401(k) defers the tax until you withdraw the money in retirement. These are not savings accounts, but they're worth considering if you have significant interest income and want to reduce your tax bill.

Reporting interest on your tax return

When you file your federal return, you report 1099-INT interest on Schedule 1 (Form 1040), line 8b, under "Interest." If you have multiple savings accounts, add up all the interest from all the 1099-INTs and report the total. You do not file each 1099-INT separately; you just report the combined amount.

If you earned less than $1,500 in interest and have no other investment income, you may be able to use the simplified reporting method on Schedule 1. If you earned more, you'll need to list each 1099-INT on Schedule B (Form 1040) and report the total on Schedule 1.

State tax returns vary. Some states use a similar process; others have their own forms. Check your state's tax authority website for the specific form and line number. If your state doesn't tax interest income, you don't report it on your state return.

When you might owe estimated tax payments

If you earn a large amount of interest and don't have an employer withholding taxes from a paycheck, you may owe estimated tax payments to the IRS. These are quarterly payments made directly to the IRS in April, June, September, and January.

You're generally required to make estimated payments if you expect to owe $1,000 or more in federal tax for the year and won't have enough tax withheld from wages or other sources. If you have $100,000 in a high-yield savings account earning 4.5% APY, you'll earn $4,500 in interest, which could trigger this requirement depending on your other income and tax bracket.

Use Form 1040-ES to calculate whether you need to make estimated payments. If you do, you'll pay one-quarter of your expected annual tax each quarter. Missing a payment can result in a penalty, even if you ultimately owe no tax or get a refund.

Frequently Asked Questions

Do I have to report interest if I earned less than $10?

The IRS does not require banks to send a 1099-INT for interest under $10, but you still owe tax on it if you had other income. Report it on your return even without the form. If your only income was this small amount of interest and it's under the standard deduction for your filing status, you may not owe tax.

What's the difference between federal and state tax on savings interest?

Federal tax applies nationwide and ranges from 10% to 37% based on your bracket. State tax is added on top and varies: some states tax interest at ordinary income rates (up to 13% in some cases), others tax it at a flat rate, and some don't tax it at all. Check your state's revenue or tax department website for the exact rate.

Can I avoid paying tax on savings interest?

Not on regular savings accounts—the interest is taxable income. You can reduce the tax burden by using tax-advantaged accounts like Roth IRAs or Roth 401(k)s, which allow interest to grow tax-free, but these have contribution limits and withdrawal restrictions. Another option is to keep money in accounts earning very low interest rates, though this sacrifices returns.

What if my bank didn't send me a 1099-INT?

Contact your bank and request the form. If the interest was under $10, the bank may not be required to send it, but you can still request it for your records. Report the interest on your return based on your account statements if you don't receive the form.

Does interest from a money market account get taxed the same way?

Yes. Money market accounts, savings accounts, and certificates of deposit (CDs) all report interest on Form 1099-INT and are taxed as ordinary income. The type of account doesn't change the tax treatment—only the interest rate and account features differ.