Home / Tax- Free Investments: What They Are, Types, and Best For

Tax- Free Investments: What They Are, Types, and Best For

By: Jasmin Espinas
May 12, 2025

Most of us pay attention to how much money we’re bringing in. But at the end of the day, it’s what stays in your pocket that really counts. Taxes have a sneaky way of eating into your investment gains. For instance, more than half of Americans say they’re paying too much in income taxes. That’s why tax-free investment accounts can help you hold on to more of what you’ve worked so hard to earn.

This list breaks down nine types of tax-free investment accounts you can include in your portfolio, explaining how they work and why they’re worth considering.

What Are Tax-Free Investment Accounts?

Tax-free investment accounts let your money grow without having to pay taxes on the gains if you follow the rules. That means more of your earnings stay in your pocket, not sent off in taxes each year.

It’s easy to confuse tax-free with tax-deferred. With tax-deferred accounts, you wait to pay taxes until you withdraw the money. With tax-free accounts, qualified withdrawals are not taxed at all. That difference can shape how much you actually keep over time.

When you’re planning for the long term, minimizing taxes can help your investments grow faster. Compounding has more impact when taxes aren’t cutting into your returns year after year. As a result, there is more flexibility and potential down the line, no matter what you’re saving for.

Types of Tax-Free Investment Accounts

Tax-free investment accounts help you grow your money without owing taxes on the gains. However, each one has its own rules, benefits, and best use depending on your goals.

Tax-Exempt Mutual Funds

Tax-exempt mutual funds are made up of investments like municipal bonds that pay you interest without triggering federal income tax. If the bonds come from your home state, you might skip state and local taxes too.

Let’s say you’re making a bit more now and want to hold onto it instead of handing a chunk to the IRS. These funds can help with that. Instead of adding taxable interest to your income, you earn steady payouts that often don’t get taxed. They’re popular with people who want a reliable income without the extra tax bill that comes with regular bond funds.

Municipal Bonds

Local and state governments issue municipal bonds to fund things like schools, highways, or public utilities. When you invest in one, you’re basically lending the government money, and they agree to pay you interest on it.

Let’s say you’re looking for a way to earn regular income from your investments but want to keep your tax situation simple. You could go with a municipal bond fund that holds bonds issued in your state. That way, you’re collecting interest without extra taxes chipping away at your return.

Of course, no investment is entirely risk-free. Some cities and states have better credit than others, so it’s worth checking the bond’s rating before you invest. The interest may not be as high as what you’d get from corporate bonds. However, the tax break can help close that gap, especially if you’re earning more and trying to hold onto it.

Indexed Universal Life (IUL) Insurance

Indexed Universal Life insurance (IUL) is a type of life insurance that also helps you grow money over time. Part of what you pay goes toward the insurance, and the rest gets saved in an account that can grow based on how the stock market does. It doesn’t invest directly in stocks, but the value can go up if the market goes up.

One reason people choose IUL is that you can borrow from your policy later without paying taxes on it, as long as you follow the rules. You can also take out some of the money tax-free, which makes it more flexible than other types of insurance.

For example, if you’ve already saved for retirement but want another way to grow money without dealing with future taxes, you could open an IUL. Over time, it can build extra savings while also giving you life insurance.

That said, it’s not always simple. The fees can be high, especially in the early years. If you stop paying or take too much out, the policy could lose value or even get canceled. It’s smart to read the fine print and ask questions before signing up.

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Tax-Exempt Exchange-Traded Funds (ETFs)

Tax-exempt ETFs are similar to mutual funds, but they trade like stocks. That means you can buy or sell them during market hours instead of waiting until the end of the day, like with mutual funds. Some of these ETFs invest in municipal bonds, which means the income they pay is usually free from federal taxes.

One reason people like these is that they’re usually more tax-friendly than mutual funds. ETFs don’t trigger as many capital gains when fund managers make changes to the portfolio, so you’re less likely to get a surprise tax bill.

Let’s say you want regular income without dealing with taxes on interest. A municipal bond ETF could work well, especially if you want something you can trade easily. This can be a better fit than mutual funds if you prefer more control and lower costs.

Still, it’s important to check what the ETF actually holds. Not all of them are tax-exempt, so make sure it’s focused on municipal bonds or other tax-free investments before jumping in.

Roth Individual Retirement Account

A Roth IRA lets you save for retirement with money you’ve already paid taxes on. The big benefit is that your money grows tax-free, and when you take it out in retirement, you don’t owe taxes on the gains if you follow the rules.

There are limits on how much you can contribute each year, depending on your income. If you earn too much, you might not qualify to contribute directly, but there are workarounds like a backdoor Roth that some people use.

Suppose you’re early in your career and expect to be in a higher tax bracket later. A Roth IRA lets you pay taxes now, while your rate is lower, and enjoy tax-free withdrawals down the road. Or maybe you just want more flexibility in retirement without worrying about future tax increases.

Unlike traditional IRAs, you don’t get a tax break upfront, but the trade-off is tax-free income later. To get the most out of it, you can start early and let compound growth work over time. Even small yearly contributions can add up if you stay consistent.

Roth 401(k)

A Roth 401(k) is a retirement account you get through work that lets you save after-tax money. Like a Roth IRA, your money grows without taxes, and you won’t pay taxes when you take it out in retirement if you follow the rules.

One benefit here is the higher contribution limit compared to a Roth IRA. Your employer might also match part of what you put in, which adds even more value over time. Just keep in mind that employer matches usually go into a separate pre-tax account, so that part will be taxed later.

Let’s say your company offers both a traditional 401(k) and a Roth option. If you think your tax rate will be higher when you retire, you might pick the Roth 401(k) and pay taxes now instead of later. It gives you a way to build future income that won’t raise your tax bill down the road.

Compared to a Roth IRA, there are fewer income limits, and you can contribute more each year. But unlike the IRA, you usually have fewer investment choices, depending on what your plan offers. Still, for many people, the Roth 401(k) is an easy way to grow tax-free income while also taking advantage of employer contributions.

529 College Savings Plans

A 529 plan helps you save money for school costs. You can use it for things like tuition, books, and other expenses, and you don’t have to pay taxes on the money you take out if you use it for education.

Some states give you a tax break when you put money in, which can make saving easier. Each state has its own rules, so it’s worth checking what yours offers.

If you’re putting money aside for a child’s future or thinking about going back to school, this kind of plan can help. You can choose how to invest the money, and the options usually depend on how soon you’ll use it.

Health Savings Accounts (HSAs)

A Health Savings Account, or HSA, lets you save money for medical expenses and offers strong tax benefits. You don’t pay taxes when you put money in, it grows without taxes, and you don’t pay taxes when you use it for qualified medical costs.

To open an HSA, you must enroll in a high-deductible health plan. Not all health plans qualify, so it’s important to double-check what your insurance offers.

If you’re trying to plan ahead for health costs or want another way to save money, this can help. Some people also use it as a backup retirement account since you can invest the balance and let it grow over time. Once you turn 65, you can take the money out for anything, but you’ll pay regular taxes if it’s not used for care.

The more you contribute and leave in the account, the more it can grow. For many, it’s a simple way to save for both short-term medical bills and long-term care down the road.

Treasury and Series I Bonds

Treasury bonds and Series I bonds give you a safer way to grow your money. Both come from the U.S. government and pay interest over time, which makes them feel more stable than other types of investments.

First, Series I bonds can respond to different types of inflation. When prices rise, the bond pays more interest. This makes them helpful when you’re trying to protect your savings from losing value. On the other hand, Treasury bonds pay a fixed rate, which means you know exactly what you’ll earn from the start.

In addition, the interest from both is free from state and local taxes. If you use Series I bonds to help pay for college or other education costs, you might also avoid federal taxes.

If you’re looking for something steady, these bonds are a simple way to save without taking on too much risk. You can use them to balance out your portfolio or set aside money for future needs without worrying about big swings in value.

Conclusion

Every account on this list serves a different purpose. Some help with retirement, others with school or health costs.

Pick the one that fits what you need, or mix a few together. The right setup depends on your goals, your timeline, and how much risk you’re comfortable with.

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