I received a retroactive lump sum social security payment of about $10,000mdue to the Social Security Fairness Act. Some is from 2024. How will I claim it and how will it be taxed?
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In January you will receive a SSA1099 to enter. That document from SS will show the amount of SS you received for 2025. You will enter it and let the software calculate ow much--if any--of it is taxable. The new tax laws did not change in regard to the fact that up to 85% of your Social Security can be taxable if you have other sources of income. Since you were affected by the Fairness Act, we can safely assume you are receiving some other income such as a pension from teaching or some other work you did that was previously affected by the WEP rules that reduced the amount of SS you could receive while also getting a pension.
Up to 85% of your Social Security benefits can be taxable on your federal tax return. There is no age limit for having to pay taxes on Social Security benefits if you have other sources of income along with the SS benefits. When you have other income such as earnings from continuing to work, investment income, pensions, etc. up to 85% of your SS can be taxable.
What confuses people about this is that before you reach full retirement age, if you continue working while drawing SS, your benefits can be reduced if you earn over a certain limit. (For 2021 it was $18,960. For 2022 it was $19,560 — for 2023 $21,240) For 2024, $22,320. For 2025 it will be $23,400
After full retirement age, no matter how much you continue to earn, your benefits are not reduced by your earnings; your employer will still have to withhold for Social Security and Medicare. If you work as an independent contractor then you will pay self-employment tax for Social Security and Medicare.
To see how much of your Social Security was taxable, look at lines 6a and 6b of your 2024 Form 1040
https://www.irs.gov/help/ita/are-my-social-security-or-railroad-retirement-tier-i-benefits-taxable
You need to file a federal return if half your Social Security plus your other income is
Single or Head of Household $25,000
Married Filing Jointly $32,000
Married Filing Separately $0
Some additional information: There are 9 states that tax Social Security—Colorado, Connecticut,, Minnesota, Montana, New Mexico, Rhode Island, Utah, Vermont and West Virginia These states offer varying degrees of income exemptions, but two mirror the federal tax schedule: MN and VT.
IF YOU WANT TO HAVE TAX WITHHELD FROM YOUR SOCIAL SECURITY BENEFITS
https://www.ssa.gov/manage-benefits/request-withhold-taxes
https://www.irs.gov/forms-pubs/about-form-w-4-v
I assume that you received the payment in 2025. You will report the entire lump-sum payment on your 2025 tax return. You do not amend your 2024 tax return. There is a "lump-sum election" that might reduce the amount of the payment that is taxable. Essentially what the lump-sum election does is calculate how much of the payment for 2024 would have been taxable if you had reported it on your 2024 tax return, and then include that amount in the taxable Social Security on your 2025 tax return.
Your SSA-1099 for 2025 will show how much of the payment is for 2024. After you enter the SSA-1099 in TurboTax, it will ask if you received any lump-sum payments. If you answer Yes it will then ask for information about the lump-sum payment for 2024. It will also ask for information from your 2023 SSA-1099 (if you got one) and your 2023 tax return. After you enter all the information, TurboTax will calculate whether you benefit from using the lump-sum election. If so, it will make the appropriate entries on your Form 1040.
The Turbo Tax section of lump sum social security payments is confusing. I am the person with a lump sum. My husband also receives social security. I’m asked to enter how much social security he received in 2024. He received no lump sums. Is the Turbo Tax program counting this income twice?
@Bomar wrote:
The Turbo Tax section of lump sum social security payments is confusing. I am the person with a lump sum. My husband also receives social security. I’m asked to enter how much social security he received in 2024. He received no lump sums. Is the Turbo Tax program counting this income twice?
Since he did not receive a lump sum payment you can either leave box for entry blank or enter 0
When entering this, you should answer "Yes" to the question "Did you receive any lump-sum payments?" in TurboTax. Answering "Yes" does not double-count your income; instead, it triggers a special IRS calculation known as the Lump-Sum Election, which can actually reduce your tax bill.
When you receive a lump-sum payment for a prior year (like the 2024 windfall repayment received in 2025), the IRS requires the full amount to be reported in the year you received the check. However, they allow you to use the "lump-sum election" method to prevent that large payment from pushing you into a higher tax bracket.
TurboTax uses the total from Box 3 as your starting point. When you select "Yes," the software will ask you to break down how much of that Box 3 amount was for 2024. It then recalculates your 2025 tax as if that portion had been received back in 2024.
If your income was lower in 2024 than in 2025, or if the lump sum would make more of your Social Security taxable this year, this election ensures you only pay the amount of tax you would have owed if you had received the money on time.
TurboTax will run the numbers both ways—taxing it all in 2025 versus using the lump-sum election—and will automatically apply the method that results in the lowest tax for you.
To complete this section accurately, have your 2024 Tax Return handy. TurboTax will ask for:
Follow these steps to ensure the election is applied:
CantinaT1-
i did not itemize for my 2024 tax return with TurboTax. For 2025, I am able itemize due to the large increase in deductible state and local taxes. My 1099R for SS does not break out the amount I received in March 2025 as a lump sum resulting from elimination of WEP. I divided the lump sum by 13 for the months the lump sum covered and then multiplied it by 11 for the 11 months in 2024 to get the lump sum for 2024. I plugged that into the lump sum line on TurboTax and it seems to have dropped my taxes by about $800. This does not sound right, but TurboTax is not importing my 2024 tax return like it has in previous years. Am I doing this correctly? Thank you.
@user17709929011 Look again at your SSA1099------down in the left corner you should see an amount that says "Includes $xxxx Paid in 2025 for 2024"
Thank you. For some reason, I ignored that. Of course, my wife's 1099 doesn't have it.
It says $XXX.xx paid in 2025 for 2024
Is that the number I use in the TT calculator? That's close to the amount I calculated. But I'm still confused as to why TT doesn't show my 2024 taxes. They were all done on the desktop app.
Yes, that amount down in the corner is your lump sum. When you got that payment for the Fairness Act, most of the payment was the retroactive amount for 2024, and then for 2025 you continued to get a higher amount of SS benefits.
If you used desktop download software to prepare your 2024 return, the 2024 return is stored only on your own hard drive. Find it and look at your 2024 AGI to help you decide if you want to assign that lump sum to 2024 or to 2025. If you want to assign it to 2024, you just make that choice in the 2025 software. You do not have to amend 2024.
I went through everything again and it turns out that my federal refund is the same with or without the lump sum calculation. Thank all of you so much for helping me out with this. I had made a few incorrect entries, but I'm pretty sure I have it right now. Thanks again.
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