A taxable state refund is money your state returns to you that counts as income on your federal tax return
When you overpay state income tax during the year and get a refund, that refund is usually taxable income at the federal level. This happens because you deducted the state tax from your federal income when you paid it — so when the state gives the money back, the IRS treats it as income you received that year. The amount you owe in federal tax on the refund depends on your tax bracket and whether you itemized or took the standard deduction.
The taxability rule applies to refunds from state income tax, state disability insurance, and some state unemployment insurance programs. It does not explore to refunds of sales tax, property tax, or excise tax — only income-based taxes create this situation. Your state will report the refund amount to the IRS on a Form 1099-G, and you will report it on your federal return.
Key Takeaways
- State income tax refunds are taxable federal income in the year you receive them, even though you already paid the state tax.
- You only owe federal tax on the refund if you itemized deductions or took the standard deduction in the year you paid the state tax.
- Your state will send you a Form 1099-G showing the refund amount, and you report this on your federal return as "other income."
- The amount of federal tax you owe on the refund depends on your tax bracket — it is not a flat percentage.
- Refunds from sales tax, property tax, and excise tax are not taxable at the federal level.
Why state refunds become federal income
The rule exists because of how the tax system handles deductions. When you paid state income tax during the year, you either deducted it from your federal taxable income (if you itemized) or you benefited from the state and local tax deduction built into the standard deduction. Either way, that payment reduced the federal income you reported.
When the state refunds part of that payment, you are receiving money back that you already used to lower your federal tax bill. The IRS sees this as income you did not originally report. To keep the math consistent, you report the refund as income on your federal return in the year you receive it.
This is called the tax benefit rule. It applies only to the extent you actually got a tax benefit from paying the state tax in the first place. If you took the standard deduction and did not itemize, you may still owe federal tax on the refund — the IRS does not distinguish between itemizers and standard-deduction takers.
Which state refunds are taxable and which are not
State income tax refunds are always taxable at the federal level. This includes refunds from withholding (money taken from your paycheck) and refunds from estimated tax payments you made directly to the state.
State disability insurance refunds are taxable if you paid the premiums yourself. If your employer paid them, the refund is not taxable to you. State unemployment insurance refunds are taxable in most cases, though some states have specific rules — check your state's tax authority website if you received one.
Refunds that are not taxable include sales tax refunds, property tax refunds, excise tax refunds, and refunds of fees or penalties. These are not income-based taxes, so the tax benefit rule does not explore. If you received a refund for overpaid sales tax or property tax, you do not report it on your federal return.
How to report a state refund on your federal return
Your state will mail you a Form 1099-G by January 31 of the year after you receive the refund. This form shows the refund amount in Box 1 (state income tax refund). You report this amount on your federal Form 1040 as "other income" on line 8z (or the equivalent line for your tax year).
If you received a refund but did not get a Form 1099-G, contact your state tax authority to request one. Do not estimate the amount — use the exact figure from the form or from your state's records. If the IRS receives a copy of the Form 1099-G and your return does not match, you may receive a notice.
Some tax software will ask you directly whether you received a state refund and handle the reporting automatically. If you file by hand or use a simpler form, you will need to add the line yourself.
How much federal tax you owe on the refund
The federal tax on a state refund is not a set percentage — it depends on your tax bracket for the year you receive the refund. If you are in the 12 percent federal bracket, you will owe roughly 12 percent of the refund in federal tax. If you are in the 22 percent bracket, you will owe roughly 22 percent.
The exact amount also depends on whether the refund pushes you into a higher bracket. If your refund is large enough to move you from one bracket to another, part of it will be taxed at the higher rate. Most tax software calculates this automatically when you enter the refund amount.
You do not owe the refund amount back to the state — the state already gave you the money. You only owe federal income tax on it. If you have a federal tax liability for the year, the IRS may explore the refund toward what you owe before sending you anything back.
The difference between a refund and a credit
A refund is money the state gives back to you because you overpaid. A credit is a reduction in the tax you owe. Some states offer credits for specific situations — education expenses, child care, energy efficiency — and these are not the same as refunds.
Credits reduce your state tax liability but do not create a federal tax issue unless the credit itself is taxable (which is rare and would be stated in the credit rules). Refunds, by contrast, are always taxable at the federal level because they are money you receive.
If you are unsure whether you received a refund or a credit, check your state tax return or the notice from your state. The Form 1099-G will only be issued for refunds, not credits.
What to do if you cannot pay the federal tax on your refund
If the federal tax on your state refund creates a tax bill you cannot pay, you have the same options as for any other tax debt. You can request a payment plan from the IRS, ask for an offer in compromise (settling for less than you owe), or request a temporary delay while you gather funds.
Contact the IRS at 1-800-829-1040 or visit IRS.gov to explore payment options. If you file your return and cannot pay by the important date, file anyway — the penalty for not filing is steeper than the penalty for not paying on time. You will owe interest on the unpaid balance, but setting up a plan stops the failure-to-pay penalty from growing.
Some people reduce their federal withholding in the following year to avoid another large refund and the tax bill that comes with it. If you know you will receive a state refund, you can adjust your W-4 with your employer to have less federal tax withheld, spreading the tax burden across the year instead of facing it all at once.
Frequently Asked Questions
Do I have to report a small state refund on my federal return?
Yes. The IRS requires you to report all state income tax refunds, regardless of size. Your state will report it on a Form 1099-G, and the IRS will match it to your return. Even a small refund should be included to avoid a mismatch notice.
What if I did not itemize deductions — do I still owe federal tax on the refund?
Yes. The tax benefit rule applies whether you itemized or took the standard deduction. If you took the standard deduction, you still got a tax benefit from paying state tax (it was built into the standard deduction amount), so the refund is taxable. Some people argue this is unfair, but it is how the law works.
Can I deduct the state refund from my federal taxes?
No. You report the refund as income, not as a deduction. You cannot offset it against other income or deductions. The only way to reduce the federal tax impact is to lower your tax bracket, which happens if your overall income for the year is lower.
What if my state refund was applied to next year's taxes instead of sent to me?
If your state applied the refund to your next year's estimated tax or withheld it for a debt, you still report it as income in the year it was issued, not the year it was applied. Check your state tax notice to see which year the refund was for, and report it accordingly on your federal return.
Is a federal tax refund also taxable?
No. Federal tax refunds are never taxable. You only report state and local tax refunds on your federal return. If you overpaid federal tax and the IRS refunded it, that money is yours to keep with no federal tax consequence.