Social Security taxation with federal pension and 401k withdrawals - confused about $25,000 income threshold
Just received my SS benefit approval letter (finally!) and I'm confused about the tax situation. The brochure says I'll owe taxes if my income exceeds $25,000. My questions: 1) Are my actual Social Security benefits ($2,850/month or about $34,200/year) counted as part of this $25,000 threshold? 2) I've got a FERS federal pension starting next month ($3,400/month) and plan to start taking modest 401k withdrawals too (around $1,000/month). Do these count toward the $25,000 limit? I'm trying to avoid a tax surprise next April. My financial advisor is on vacation and I need to make decisions about my withholding elections soon. Has anyone dealt with this combination of income sources?
16 comments
Ethan Wilson
The answer is more complicated than the brochure makes it seem. For Social Security taxation purposes: 1) Only 50% of your SS benefits count toward that threshold 2) Yes, both your FERS pension and 401k withdrawals count 100% as income The actual calculation for married filing jointly: Step 1: Take 50% of your SS benefits Step 2: Add ALL your other income (pension, 401k, interest, etc) Step 3: If that total exceeds $32,000 (not $25,000), then some of your SS is taxable For single filers, the threshold is $25,000. Based on what you've shared, your benefits will definitely be partially taxable.
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Aisha Rahman
•Thank you! So if I'm filing as single, then the calculation would be: - 50% of my SS ($34,200/2 = $17,100) - Plus FERS pension ($40,800) - Plus 401k withdrawals ($12,000) So that's $17,100 + $40,800 + $12,000 = $69,900 That's way over the $25,000 threshold. Does this mean ALL of my SS benefits will be taxed?
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Yuki Sato
My husband has similar situation with his pension and ss benefits. They WILL tax ur benifits!! They take like 85% of SS is taxable when u have that much other income. Sorry to be bearer of bad news but thats how the system works against us seniors ðŸ˜
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Carmen Flores
•This is correct, but let me clarify the 85% part. If your provisional income (50% of SS + all other income) exceeds $34,000 for single filers, up to 85% of your Social Security becomes taxable income. It doesn't mean they take 85% of your benefits - it means 85% of your benefits get added to your taxable income and then your normal tax brackets apply to that total.
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Andre Dubois
I just went through this last year. The $25,000 threshold is for single filers and it's what they call your "combined income" - which is your adjusted gross income + nontaxable interest + half of your Social Security benefits. Since your FERS and 401k will push you way over this, you should definitely have taxes withheld from your SS payments. You can file Form W-4V to request withholding at 7%, 10%, 12%, or 22% of your monthly benefit.
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Aisha Rahman
•Thank you for the W-4V form tip! I didn't realize I needed to file a separate form for SS withholding. I definitely don't want to get hit with a big tax bill or underpayment penalty.
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CyberSamurai
Has anyone actually been able to get through to SSA to ask tax questions? I've been trying for 3 weeks to talk to someone about my similar situation and I keep getting disconnected or told the wait time is over 2 hours!
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Zoe Alexopoulos
•I was in the same boat trying to reach them about tax questions with my pension. After getting disconnected four times, I tried this service called Claimyr (claimyr.com) that gets you through to a live SSA agent without the wait. You can see how it works here: https://youtu.be/Z-BRbJw3puU. Totally worth it because I got my tax withholding questions answered in one call. They connected me in under 20 minutes when I had been trying for days on my own.
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Jamal Carter
Ugh I've been dealing with this EXACT situation for 2 years now and it's SO FRUSTRATING!!! My husband has a state pension (not federal like yours) but same idea. We have to pay taxes on 85% of his social security even though we already paid TAXES on those contributions during his working years. It's DOUBLE TAXATION plain and simple!!!!!!!
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Ethan Wilson
•To be technically accurate, it's not double taxation in the way you're describing. The taxes you paid while working were on your income that you then contributed to Social Security. The taxation now is on the benefits you receive from the system, which often exceed what you paid in. But I do understand the frustration - the rules are complex and it can feel unfair.
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Carmen Flores
To directly answer your questions: 1) Your SS benefits themselves are NOT counted in full toward the $25,000 threshold. Only 50% of them count in the provisional income calculation. 2) Yes, both the FERS pension and 401k withdrawals count 100% toward your income for this calculation. With your income levels, you'll likely have 85% of your SS benefits subject to taxation. I recommend having 10-15% withheld from your SS payments using Form W-4V. Also, since you have FERS, be aware of the potential impact of the Windfall Elimination Provision (WEP) if any of your federal service was not covered by Social Security.
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Aisha Rahman
•Thank you for the clear explanation. All my federal service was covered by Social Security, so I don't think WEP applies to me. I appreciate the withholding recommendation - I'll request 12% withholding on the W-4V form to be safe.
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Yuki Sato
my sister had a shock when she started collectin her SS with her teachers pension. she didnt withhold anything and had to pay a $4k tax bill last year!! dont make that same mistake
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Andre Dubois
One thing no one mentioned - if you're close to Medicare age, this combined income calculation also affects your Medicare Part B and D premiums through IRMAA (Income-Related Monthly Adjustment Amount). If your income is high enough, you could pay significantly more for Medicare coverage.
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Aisha Rahman
•Oh wow, I hadn't even thought about Medicare premium impacts! I'm turning 65 next year so this is definitely something I need to look into. Does anyone know the income thresholds for the IRMAA increases?
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Ethan Wilson
For 2025, the IRMAA thresholds for Medicare Part B and D start at $103,000 for single filers. Based on your income estimates (SS + FERS + 401k), you'll be below that threshold so you should pay the standard premium. But it's good to be aware of this for future planning, especially if you decide to take larger 401k distributions later.
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