Social Security taxes are withheld only if you request them
The Social Security Administration does not automatically withhold federal income tax from your monthly benefit check. You receive the full amount unless you ask them to hold back a percentage for taxes. This is different from a paycheck — your employer withholds taxes automatically, but Social Security does not.
You can request withholding at any time by filling out Form W-4V (Voluntary Withholding Request) and submitting it to your local Social Security office, by mail, or online through your my Social Security account. You choose the withholding rate: 7 percent, 10 percent, 15 percent, or 20 percent of your monthly benefit.
Many people do not request withholding and instead pay taxes when they file their annual return. Whether you owe taxes on Social Security at all depends on your total income for the year and your filing status — not everyone who receives Social Security owes federal income tax on it.
Key Takeaways
- Social Security does not withhold taxes automatically; you must request it using Form W-4V.
- You can choose to have 7, 10, 15, or 20 percent of your monthly check withheld for federal taxes.
- Whether you owe taxes on Social Security depends on your total income and filing status, not just the benefit amount.
- You can change your withholding request or cancel it at any time by submitting a new Form W-4V.
When you actually owe federal income tax on Social Security
The IRS uses a calculation called combined income to determine whether your Social Security is taxable. Combined income is your adjusted gross income plus nontaxable interest plus half of your Social Security benefits. If that total exceeds a certain threshold, part of your benefit becomes taxable.
The threshold depends on your filing status. For single filers, the threshold is $25,000. For married filing jointly, it is $32,000. For married filing separately, it is $0 — meaning any combined income at all can trigger taxation. These thresholds have not changed since 1984 and do not adjust for inflation.
If your combined income is below the threshold, you owe no federal income tax on your Social Security, even if you have other income. If it exceeds the threshold, up to 50 percent of your benefits may be taxable, or up to 85 percent in some cases. The exact amount depends on how far above the threshold you are.
How to request withholding and what to expect
To request withholding, you need Form W-4V. You can get it from your local Social Security office, read it from ssa.gov, or request it by phone at 1-800-772-1213. Fill in the percentage you want withheld (7, 10, 15, or 20 percent) and return it to Social Security.
Once Social Security receives your form, the withholding usually starts with your next monthly payment. The amount withheld appears as a deduction on your benefit statement. You can change the withholding rate or stop it altogether by submitting a new Form W-4V at any time — there is no penalty for changing your mind.
Withholding does not reduce the amount of your benefit for Social Security purposes. It only reduces the cash you receive each month. Your official benefit record stays the same, which matters if you later need to prove your income for loans, housing, or other programs.
State income taxes on Social Security
Federal withholding and state withholding are separate. Some states tax Social Security benefits and some do not. If you live in a state that taxes Social Security, you may want to request state withholding as well.
States that currently tax Social Security include Colorado, Connecticut, Kansas, Minnesota, Missouri, Montana, Nebraska, New Mexico, Rhode Island, Utah, and Vermont. The rules vary by state — some tax only benefits above a certain income level, and some offer exemptions for people over a certain age.
Social Security does not withhold state taxes automatically. You must contact your state tax authority directly to find out whether you owe state tax on your benefits and how to arrange withholding if you do. Your state's revenue or taxation department website will have the information specific to your situation.
What happens if you do not request withholding
If you do not request withholding and you owe federal income tax on your Social Security, you will owe it when you file your annual return. You can pay it with your return, or you can make quarterly estimated tax payments throughout the year to avoid a large bill in April.
The IRS uses Form 1040 and the Social Security benefit worksheet to calculate how much of your benefit is taxable. If you have a tax preparer or use tax software, they will do this calculation for you. If you prepare your own return, the IRS website and your tax software will walk you through it.
Owing taxes on Social Security does not affect your benefit amount or your may be able to access for future benefits. It is straightforward income tax owed to the federal government, like any other income tax.
Changing or canceling your withholding request
You can change your withholding percentage or stop withholding at any time. Submit a new Form W-4V with the new percentage you want (or write "0" to stop withholding), and Social Security will update your request when they receive it.
Changes usually take effect with your next monthly payment. There is no waiting period and no reason required — you control your withholding. If you change your mind multiple times in a year, that is fine; just submit a new form each time.
Some people request withholding for a few months to cover a tax bill, then cancel it. Others request it every year starting in November to cover taxes they expect to owe. You can adjust your withholding to match your actual tax situation.
Frequently Asked Questions
Do I have to request withholding if I owe taxes on Social Security?
No. You can request withholding to have taxes taken out each month, or you can pay the full tax bill when you file your return in April. Both methods are allowed. Withholding is optional and is meant to help you avoid a large bill at tax time.
What percentage should I request withheld?
That depends on your total tax situation. If Social Security is your only income and you owe a small amount of tax, 7 or 10 percent may be enough. If you have other income, you may need 15 or 20 percent. A tax preparer can calculate the right amount for your situation.
Can I request withholding for state taxes too?
Social Security only withholds federal taxes. If your state taxes Social Security, you must contact your state tax authority to arrange state withholding separately. Not all states offer withholding through Social Security; some require you to make quarterly estimated payments instead.
If I request withholding, do I still file a tax return?
Yes. Withholding is not the same as paying your full tax bill. You still file a return to report all your income and claim any deductions or credits you are may have access to to. The withholding you had taken out is credited toward your total tax bill.
What if I requested withholding but my income changed during the year?
You can submit a new Form W-4V with a different percentage at any time. If you had too much withheld, you will get a refund when you file your return. If you did not have enough withheld, you will owe the difference.