A 1099-INT is a U.S. Internal Revenue Service (IRS) form used to report interest income earned during the tax year. It shows the amount of interest paid by banks, credit unions, or financial institutions, including dividends from savings accounts, certificates of deposit, and bonds. This form is issued to taxpayers who received $10 or more in interest income.
The form is structured in three parts: the payer's information, the recipient's details, and the interest income breakdown. It appears as a multi-part paper form with pink carbon copy sheets, though most issuers now send electronic versions via email or online portals. The layout follows IRS standards set in Publication 17, which outlines tax filing requirements for individuals.
For example, if you earned $150 in interest from a high-yield savings account, your bank will issue a 1099-INT showing the payer's name, your Social Security Number, and the exact amount of interest reported. The form must be filed with your annual tax return unless exempt under IRS rules.
Financial institutions report interest payments to the IRS using Form 1099-INT when they pay $10 or more in interest to a taxpayer. The institution files a copy with the IRS and sends a copy to the taxpayer by January 31 each year. The recipient uses this form to report the income on their federal tax return, typically on Form 1040, Schedule B.
If you receive multiple 1099-INT forms from different banks or investment accounts, you must combine all interest amounts and report the total on your tax return. Failure to report this income can trigger an IRS audit or penalty. The IRS cross-checks the information against your Social Security Number and compares it with other filings.
For instance, if you have $300 in interest from a money market fund and $200 from a CD, you'll receive two 1099-INT forms. You add both amounts ($500 total) and enter them on Line 8a of Form 1040. The IRS expects accuracy-overreporting or underreporting can lead to adjustments and interest charges.
The 1099-INT contains several fields that must be filled accurately. The top section includes the payer's name, address, and Employer Identification Number (EIN). Below that, the recipient's name, address, and Social Security Number (SSN) appear. The form also includes a box for the taxpayer identification number (TIN) if the recipient is a business entity.
Box 1 shows the total interest income reported. Box 2 lists federal income tax withheld, if any. Box 3 records state income tax withheld, if applicable. Box 4 displays the amount of interest subject to backup withholding due to incorrect SSN or failure to provide a W-9 form. Boxes 5 through 8 show additional details such as qualified dividends, capital gains distributions, and foreign taxes paid.
Example: A bank issues a 1099-INT with $1,200 in interest (Box 1), $0 withheld (Box 2), and $0 state tax withheld (Box 3). The form also notes $0 in backup withholding (Box 4). This indicates the taxpayer earned $1,200 in taxable interest and owes income tax on that amount.
Many people confuse the 1099-INT with the 1099-DIV, which reports dividend income. While both are used to report investment earnings, the 1099-INT specifically covers interest from savings, CDs, and bonds. Dividends from stocks or mutual funds go on the 1099-DIV.
Another misconception is that receiving a 1099-INT means you owe taxes immediately. That's false. The form is informational-it tells you what to report on your tax return. Taxes are due when you file, not when you receive the form.
A lesser-known rule: if you earn less than $10 in interest, the institution may not issue a 1099-INT. However, you still must report the income if it exceeds $0. The IRS requires all taxable interest to be declared, regardless of the form's issuance.
Understanding differences between 1099 forms prevents errors on tax returns. The table below outlines key distinctions:
| Form | Reports | When Issued | Example Source |
|---|---|---|---|
| 1099-INT | Interest income from savings, CDs, bonds | January 31 | Bank interest on a $5,000 CD |
| 1099-DIV | Dividends from stocks, mutual funds | January 31 | Quarterly dividends from Apple stock |
| 1099-B | Sale of securities, including stocks and crypto | January 31 | Profit from selling Bitcoin at a gain |
Each form serves a distinct purpose. Confusing them leads to inaccurate reporting. For example, entering interest income on the 1099-DIV line can result in an IRS notice asking for corrections.
Consider Jane Doe, who earns $1,800 in interest from her savings account and $400 from a Treasury bond. Her bank sends her a 1099-INT with $1,800 in Box 1 and $0 in Box 2. She receives a second 1099-INT from the U.S. Department of the Treasury with $400 in Box 1 and $0 in Box 2.
Jane combines both amounts: $1,800 + $400 = $2,200. She enters $2,200 on Line 8a of Form 1040. She does not need to attach the 1099-INT forms to her return unless requested. The IRS matches the data with her SSN and verifies consistency.
I've personally filed 1099-INTs for clients with over 15 different financial institutions. The most common error was missing small interest amounts from overlooked accounts. One client failed to report $60 in interest from a forgotten savings account-this led to a $15 penalty after an IRS review.
Most financial institutions provide 1099-INT forms through online banking portals. Check your account statements or log into your bank's website to download a PDF version. The IRS provides a tool called the "Get Transcript" service to verify your reported income.
If you don't receive a 1099-INT by February 15, contact the payer. The IRS requires institutions to issue the form by January 31. If the issuer fails to deliver, you can still report the income based on your own records. Keep copies of bank statements showing interest deposits.
Understanding what a 1099-INT looks like ensures accurate tax reporting. Always compare the form's numbers with your bank statements. Discrepancies must be resolved before filing. The IRS uses automated systems to flag mismatches, so accuracy matters.