Retirement Tax Red Flags: 4 Hidden Taxes to Avoid

From Fireproof Your Money · 14:42

Show by Wayne Firebaugh

Last episode's taxes at least showed their faces. There was a capital gains line — a number you could point at and get angry about. The four in this episode do not do you that courtesy.They hide inside your Medicare premium. They hide inside how much of your Social Security gets taxed. They switch on silently the moment your income crosses a line you didn't even know was painted on the floor. And because no line item anywhere says stealth surcharge, most people never connect the dots — they just notice that somehow, having a little more income made life a whole lot more expensive, and they can't explain why.In part two of the How to Pay More Than Your Fair Share mini-series, fee-only fiduciary and CPA Wayne Firebaugh goes hunting for the four sneakiest taxes in the code — the ones with no line on your tax return at all.The four stealth surcharges:1. The Social Security Tax Torpedo. Whether your Social Security gets taxed at all — and whether 50% or a full 85% of it gets dragged into your taxable income — depends entirely on how much other income you have. The thresholds that trigger this were written back in the 1980s and have never once been adjusted for inflation. Not in roughly 40 years. They were designed to nick a handful of wealthy retirees; four decades of inflation later they reach down and grab almost everybody. Inside the danger zone, every dollar you withdraw doesn't just get taxed itself — it reaches over and drags another 85 cents of your Social Security into the tax base beside it. One dollar of withdrawal, taxed like $1.85 of income. People sitting in what looks like a comfortable 12% or 22% bracket can face a true marginal rate north of 40%, sometimes pushing 50%. Make it concrete: a retired couple needs $10,000 for a new roof and pulls it from a traditional IRA expecting to pay 12%. That withdrawal also makes another $8,500 of their Social Security taxable — so they're paying tax on more than $18,000 of income to net $10,000. The roof got considerably more expensive and nobody warned them. The fix: sequencing — which account you draw from, and in what order. Roth dollars don't count toward those thresholds at all, so the same roof funded from a Roth never wakes the torpedo. A few thousand dollars shuffled thoughtfully between account types can quietly save thousands in tax — but only if somebody maps it out before December, instead of reflexively pulling from the IRA because that's where the money is.2. The IRMAA Cliff. The Income-Related Monthly Adjustment Amount is a surcharge bolted onto your Medicare Part B and Part D premiums once your income climbs past certain thresholds. Two features make it genuinely brutal. First, it's a cliff, not a gentle ramp. Go one dollar — and it really is one dollar — over a threshold and you owe the entire surcharge for that tier for the entire year. Not one more dollar of surcharge for one more dollar of income: the full step up, triggered by a single dollar. People miss a bracket by less than the cost of a nice dinner and pay for it all year long. Second, it runs on a two-year delay. Your Medicare premium this year is based on the tax return you filed two years ago. So a big one-time event — selling a property, a fat Roth conversion, a year you simply had to take extra income — reaches forward two years and inflates your Medicare bill long after you've forgotten you did anything unusual. A single misplaced dollar of income can cost well over $1,000 in extra premiums per person, and a married couple doubles that, because you each pay your own surcharge. It's a toll bridge that charges you for the entire 18-wheeler because you crossed the line by one inch — and mails you the bill two years later, when you have no memory of ever being on the bridge. The fix: if you're within a few years of Medicare age, plan your income with the IRMAA brackets sitting right there on the table next to you. Sometimes the smart move is deliberately stopping a Roth conversion a few dollars short of a threshold. Sometimes it's spreading a property sale across two calendar years. And here's what many people don't know: if a genuine life change cratered your income — retiring, losing a spouse — there's an appeal form, the SSA-44, where you can ask the government to use your current income instead of that stale two-year-old return.3. The 3.8% Net Investment Income Tax. Once your modified income passes $200,000 if you're single or $250,000 if you're married, an extra 3.8% gets layered right on top of your investment income — your interest, your dividends, your capital gains, your rental income. And here comes the theme of this entire episode again: those thresholds have been frozen since 2013. Never indexed, not a penny. So every single year, as wages and home values and portfolios all drift up with inflation, more and more people who were never the intended target get swept in. It is a tax bill that widens its own net every year just by sitting perfectly still and letting…

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