Confused about taking Social Security at 63 vs FRA - tax implications on investment income?
Planning to start my Social Security benefits at 63 next month (about 25% reduction from my FRA amount). My brother-in-law who works in financial planning suggested taking early benefits and investing them to potentially make up the difference by 70. I'm not sure if this strategy makes sense for my situation. My wife is the higher earner in our household and plans to delay her benefits until 70. We have about $435,000 in post-tax savings currently sitting in money market accounts earning 5.35%. My big concern is the tax situation: 1. Will the interest from these money market accounts count as income that might make my SS benefits taxable? 2. What's the income threshold where Social Security benefits start getting taxed? 3. Would it make more sense to move some savings into an IRA along with monthly SS payments and live off dividends instead? I'm really confused about the best approach to minimize taxes while maximizing our retirement income. Any insights from those who've navigated this would be greatly appreciated!
17 comments


Ethan Wilson
Taking SS at 63 can work, but the investment strategy has risks. Yes, your MM interest counts as income for SS tax purposes. For 2025, joint filers start seeing SS benefits taxed when combined income exceeds $32,000 (50% taxable) and $44,000 (85% taxable). The math often favors waiting until FRA or even 70 if you're healthy. Your benefit increases about 8% per year after FRA. That's a guaranteed return hard to beat in the market. Moving money to an IRA now won't help with taxes on existing SS payments. At your age, traditional IRA contributions are limited anyway. A better strategy might be looking at municipal bonds for tax-free income.
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Aisha Rahman
•Thank you for explaining the tax thresholds. I didn't realize our combined income would push us over $44,000 so easily. I'm still healthy at 63, but I just worry about "leaving money on the table" if I wait until FRA. Are municipal bonds typically lower yield than what I'm getting in my MM accounts?
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Yuki Sato
I started SS at 62 and REGRET IT SO MUCH!!!! Nobody told me how bad the taxes would be when combined with my wife's income and our investments. We're getting KILLED on taxes now and there's NOTHING I can do about it. Once you start SS early you CAN'T TAKE IT BACK after 12 months! Your money market interest will 100% count toward making your SS taxable. The $32k-$44k thresholds the other person mentioned are right. But remember that's COMBINED income - so your wife's earnings + your investments + 50% of your SS benefits. If I could do it all over, I would've waited until at LEAST my FRA.
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Carmen Flores
•This is exactly what happened to my dad. He took SS at 62 thinking he was being smart and now almost all of his benefit gets eaten up by taxes. Wish someone had warned him about this stuff earlier. Sometimes waiting is actually the better deal even if it doesn't feel like it.
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Andre Dubois
The investment strategy your friend suggested can work in theory but has significant practical challenges. Let me add some considerations: 1. Interest from money market accounts absolutely counts as income for determining if your Social Security benefits are taxable. This is part of your "combined income" calculation (AGI + nontaxable interest + 50% of SS benefits). 2. For married filing jointly in 2025, if your combined income is between $32,000-$44,000, up to 50% of benefits may be taxable. Above $44,000, up to 85% may be taxable. 3. Moving money to an IRA at your age has limited benefits since you're already approaching RMD age. Traditional IRA contributions would give a deduction but create future RMDs. Roth conversions might be worth exploring if you expect to be in a higher tax bracket later. 4. Consider Qualified Charitable Distributions after age 70½ to reduce taxable income. The 8% guaranteed return from delaying benefits after FRA is hard to beat consistently in the market when accounting for risk. Your wife's strategy to wait until 70 makes sense as the higher earner.
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CyberSamurai
•I tried calling SSA like 6 times to ask these EXACT questions but kept getting disconnected after waiting for hours!!! So frustrating. Finally used Claimyr (claimyr.com) and got through to an agent in 20 minutes. They showed me a video of how it works first (https://youtu.be/Z-BRbJw3puU) which was reassuring. The agent confirmed everything this person said about the combined income thresholds and that money market interest definitely counts. Saved me days of frustration trying to reach someone at SSA.
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Zoe Alexopoulos
i took ss at 62 cuz i needed money now not later lol. everyones situation different. your brother knows finance stuff so maybe listen to him? i dunno about all this tax stuff tho my ss is small so i dont pay tax on it
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Aisha Rahman
•That's a good point about everyone's situation being different. I don't necessarily need the money right now, but I was thinking it might be smarter to get it earlier. The tax issue seems complicated though.
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Jamal Carter
My situation was similar to yours! I decided to wait until my FRA (66 and 4 months) and I'm glad I did. With your substantial savings, do you really need the SS money right now? If not, waiting gives you a guaranteed 7-8% increase for each year you delay. But to answer your specific questions: Yes, money market interest counts toward provisional income. For married filing jointly, 50% of SS becomes taxable at $32,000 provisional income and 85% at $44,000. But the REALLY important question: have you run calculations on what happens to your WIFE'S survivor benefit if you take early SS? If you pass before her, she'd only get your reduced benefit amount as a survivor. Something to consider.
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Aisha Rahman
•Oh wow, I hadn't even considered the impact on my wife's survivor benefits if I take early SS. That's a really important point that no one else mentioned. I definitely need to factor that into my decision. Thank you!
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Carmen Flores
My parents were in this exact situation! Mom took SS at 63, dad waited till 70. Honestly, I think it depends on your health and family history. If people in your family regularly live into their 90s, waiting makes more sense. But if not, taking it earlier might work out better. Just wanted to add that money market interest definitely counts as income. My mom got surprised by this and it pushed some of her SS into the taxable range.
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Ethan Wilson
•This is a good point about longevity. The break-even age where waiting until FRA beats taking early benefits is usually around 80-82 years old. If your family tends to have shorter lifespans, taking it early could make sense. However, with a spouse who'll likely outlive you, the survivor benefit considerations become very important.
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Yuki Sato
Wait! Nobody's talking about the EARNINGS TEST! If your wife is still working and you're under FRA, your benefits could be REDUCED if your household income is too high. In 2025, I think the limit is around $22,320 if you're under FRA. For every $2 you earn above that limit, they take away $1 of benefits. Also, that advice about investing your SS to make up the difference by FRA seems RISKY to me. What if the market crashes right after you invest? Then you've locked in that permanent reduction AND lost money. Just something to think about.
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Andre Dubois
•Important clarification: The earnings test is based on individual earnings, not household income. If the original poster isn't working but his wife is, her earnings won't affect his benefits. Only his own work income would count toward the earnings test limit. However, your point about investment risk is absolutely valid. The guaranteed return from delaying benefits (about 8% per year after FRA) is difficult to consistently beat in the market, especially when factoring in risk.
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Aisha Rahman
Thank you all for the incredibly helpful responses. I clearly need to reconsider my plan. The points about survivor benefits for my wife and the tax implications of our combined income are especially eye-opening. It sounds like with our money market interest, we'd definitely be in the 85% taxable range for SS benefits. I'm going to sit down and run some more detailed calculations on the long-term impact of waiting vs. taking benefits early. And thanks to whoever mentioned Claimyr - I've been trying to reach SSA for weeks with no luck, so I'll check that out too.
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Ethan Wilson
•Glad you found the feedback helpful. The Social Security decision is one of the most important financial choices you'll make. Consider consulting with a fee-only financial advisor who specializes in retirement planning - they can run detailed calculations specific to your situation. Many offer one-time consultations for a few hundred dollars, which could save you thousands in the long run by optimizing your claiming strategy.
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Keisha Williams
Great discussion here! As someone who went through this exact decision process last year, I wanted to add a few practical considerations that might help: 1. **Tax planning opportunity**: Since your wife is the higher earner and delaying until 70, you might actually benefit from taking SS at 63 if you can manage the tax burden strategically. Consider doing Roth conversions during the gap years before her benefits kick in - you'll have lower combined income during that window. 2. **Sequence of returns risk**: Your brother-in-law's investment strategy assumes you can consistently beat that 8% guaranteed return from delaying benefits. But what if we hit a bear market right after you start taking benefits? You'd be selling investments at a loss to supplement the reduced SS payments. 3. **Medicare considerations**: Don't forget that you'll be eligible for Medicare at 65 regardless of when you take SS. Factor those premiums into your calculations. 4. **State taxes**: Depending on your state, SS benefits might be tax-free at the state level even if federally taxable. This could affect your overall tax strategy. The survivor benefit impact others mentioned is HUGE - if you pass first, your wife would be stuck with your reduced benefit amount for life. With her being the higher earner, this could significantly impact her financial security. Have you considered splitting the difference and waiting until your FRA at least? That eliminates the permanent reduction while still getting benefits earlier than 70.
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