IUL vs 401(k): Why I Moved My Entire TSP Into an IUL After 30 Years with the FAA
I spent 30 years as an Air Traffic Controller with the FAA, contributing to my TSP every single month. I did everything I was told to do. Save aggressively. Let it grow. Trust the process.
Then I retired and ran the real numbers.
Nearly 40% of that money was not mine. The IRS had a claim on every dollar I withdrew. And if tax rates went up, which history says they will, that percentage would only get worse.
That is when I started asking a different question. Not "how do I grow my money?" but "how do I keep what I grow?"
The answer led me to Indexed Universal Life insurance, and I have never looked back.
The Core Problem With Your 401(k) or TSP
Your 401(k) and TSP operate on a simple premise: defer your taxes now, pay them later. The government gives you a tax break today in exchange for a promise that you will pay full taxes on every withdrawal in retirement.
Here is what nobody tells you when you sign up:
You are betting that your tax rate will be lower in retirement. Most people's is not. Between Social Security income, Required Minimum Distributions (RMDs) kicking in at age 73, and the possibility of future tax increases, many retirees end up in the same or higher bracket than when they were working.
You have no control over future tax rates. The government can change the rules at any time. Your 401(k) balance is a number. What you actually get to spend is that number minus whatever tax rate exists when you withdraw.
Market losses hit you with no protection. A bad year in the market is a bad year in your retirement account. No floor. No buffer. Whatever the market loses, you lose.
How an IUL Works Differently
An Indexed Universal Life policy is a permanent life insurance product that builds cash value over time. That cash value grows based on the performance of a market index (typically the S&P 500), but with one critical difference: you participate in the upside, and you are protected from the downside.
Here is what that means in practice:
Growth with a floor. Most IUL policies have a 0% floor, meaning if the market drops 30%, your cash value does not drop. You simply get 0% growth for that period instead of a loss. In a year where the market gains 15%, you capture a portion of that gain up to a cap set by the policy.
Tax-free access to your money. When you fund an IUL correctly, you can access your cash value through policy loans that are not considered taxable income. You are not withdrawing. You are borrowing against your own asset. Done right, this is completely legal and specifically designed into the tax code.
No RMDs. The IRS does not force you to start pulling money out of your IUL at 73. Your cash value can compound for as long as you want. You access it on your timeline, not the government's.
A death benefit for your family. Unlike a 401(k), which can be depleted or heavily taxed when passed to heirs, an IUL provides a tax-free death benefit. Your family gets the full amount, not a check minus an estate tax bill.
The Side-by-Side Comparison
401(k) / TSPIULTax on contributionsDeferred (pay later)After-tax (pay now)Tax on withdrawalsFully taxableTax-free via policy loansMarket loss protectionNone0% floorRequired withdrawalsYes, at 73NoDeath benefitTaxable to heirsTax-freeAccess before 59½10% penalty + taxesFlexible, no penaltyControl over tax rateNoneHigh
Why I Made the Move
I am not anti-401(k) for everyone. If your employer matches contributions, take the match. That is free money. But beyond the match, stacking more money into a tax-deferred account without a plan to neutralize the tax bill in retirement is a mistake I see constantly.
When I moved my TSP into tax-free vehicles, I was not gambling. I was eliminating a known risk (the tax risk) from my retirement plan. Today I personally own 9 IUL policies. I use the same strategy I teach. Every dollar I put into those policies grows tax-deferred, and every dollar I access in retirement comes out tax-free.
That is not a sales pitch. That is my actual financial life.
Is an IUL Right for You?
An IUL is not for everyone. It requires:
A long time horizon (ideally 10+ years before you need the income)
Consistent contributions to maximize the cash value growth
Proper structuring from an agent who knows how to minimize the insurance cost and maximize the investment component
If you are within 5 years of retirement with no IUL in place, the window is narrow but may still exist depending on your age and health. If you are 35 to 55 and looking at 15 to 25 years of runway, an IUL could be one of the most powerful moves you make.
The best way to know is to see an actual illustration built around your numbers: your age, your income, your retirement timeline.
That is exactly what I do in a free 30-minute strategy call.
Book Your Free Strategy Call →
Carl G. Bullard is a Florida Licensed Insurance Agent (License #W838079), licensed in 22 states, and an independent agent affiliated with Global Financial Impact (GFI) and Thrive Wealth Solutions. This content is for educational purposes only and does not constitute financial or tax advice. Consult a licensed professional before making financial decisions.
