No, a 403(b) is not a Roth IRA, and they work in fundamentally different ways

A 403(b) is a retirement plan your employer offers. A Roth IRA is an individual retirement account you open on your own. They have different rules about who can contribute, how much you can put in each year, when you can withdraw money, and how taxes work. You can have both at the same time — many people do — but they are separate accounts with separate contribution limits.

The confusion usually comes from the fact that both are retirement savings vehicles and both have tax advantages. But the tax advantage works differently in each one, and the rules about when you can access your money are different too. Understanding which is which matters because you need to track them separately on your taxes and know which withdrawal rules explore to each account.

Key Takeaways

  • A 403(b) is an employer plan; a Roth IRA is an account you open yourself, and they have completely separate contribution limits.
  • In a 403(b), you contribute pre-tax money and pay taxes when you withdraw; in a Roth IRA, you contribute after-tax money and pay no taxes on withdrawals.
  • You can contribute to a 403(b) only if your employer offers one; you can open a Roth IRA on your own if your income is below the limit.
  • Both accounts have rules about when you can withdraw money without penalty, and those rules are different for each type of account.

Who offers each account and how you get one

Your employer offers a 403(b) plan — you cannot open one yourself. If your workplace has a 403(b), you sign up through your employer's payroll or benefits office. If your employer does not offer one, you cannot have a 403(b), no matter how much you want one.

A Roth IRA is the opposite. You open one yourself at a bank, credit union, brokerage firm, or investment company. Your employer has nothing to do with it. You can open a Roth IRA whether or not your employer offers a retirement plan. The only requirement is that your income falls below a certain threshold — the limit changes each year and depends on your filing status, so check the current year's limit with the IRS or your tax preparer.

How contributions work and what you can contribute each year

In a 403(b), money comes out of your paycheck before taxes are calculated. Your employer deducts your contribution and sends it directly to the plan. The 2024 contribution limit is $23,500 per year (or $31,000 if you are 50 or older). These limits change annually.

In a Roth IRA, you contribute money that has already been taxed. You write a check or transfer money from your bank account yourself. The 2024 contribution limit is $7,000 per year (or $8,000 if you are 50 or older). This limit is much lower than the 403(b) limit, and it is the same whether you have a 403(b) or not — you cannot contribute more to a Roth just because you also have a 403(b).

If you have both accounts, you track contributions to each one separately. Contributing $10,000 to your 403(b) does not reduce how much you can put into a Roth IRA that year.

How taxes work when you contribute and when you withdraw

A 403(b) uses pre-tax contributions. The money you contribute reduces your taxable income for that year. You do not pay income tax on the money when it goes in. When you withdraw money in retirement, you pay income tax on the full amount you withdraw — both the money you contributed and all the growth it earned.

A Roth IRA uses after-tax contributions. You contribute money that has already been taxed. You do not get a tax deduction for contributing. But when you withdraw money in retirement, you pay no income tax on any of it — not on what you contributed and not on the growth. This is the major advantage of a Roth: tax-free withdrawals.

This difference matters a lot over time. If you expect to be in a higher tax bracket in retirement, a Roth IRA may save you more money. If you expect to be in a lower bracket, a 403(b) may be better. A tax preparer can help you think through this for your situation.

When you can withdraw money without a penalty

In a 403(b), you generally cannot withdraw money before age 59½ without paying a 10 percent early withdrawal penalty, plus income tax on the amount. There are some exceptions — hardship withdrawals, loans from the plan, or separation from service — but they have strict rules and are not available in every plan.

In a Roth IRA, you can withdraw the money you contributed (not the growth) at any time, for any reason, with no penalty and no tax. This is a major difference. If you contribute $5,000 and it grows to $7,000, you can withdraw the $5,000 anytime. You cannot withdraw the $2,000 in growth without penalty until age 59½, but the contributions themselves are always accessible.

Both accounts require you to start taking withdrawals at a certain age — currently age 73 for a 403(b) and age 73 for a Roth IRA (though Roth IRAs have no required minimum distribution during the account holder's lifetime if certain conditions are met). The rules are complex and vary by account type.

What happens to each account if you change jobs

If you leave your job, your 403(b) stays in the plan unless you move it. You can roll it over into an IRA (either traditional or Roth, depending on the type of 403(b) you had) or into a new employer's 403(b) plan if they accept rollovers. You can also leave it where it is if the balance is large enough. The rules depend on your plan and your new employer.

A Roth IRA goes with you no matter what. It is not tied to any employer, so changing jobs does not affect it at all. You keep the same account and keep contributing to it as long as your income stays below the limit.

Can you have both at the same time

Yes. Many people have a 403(b) through their employer and a Roth IRA on their own. You can contribute to both in the same year, up to the separate limits for each. The contribution limits do not overlap — maxing out your 403(b) does not reduce how much you can contribute to a Roth IRA.

However, if you have a 403(b) and want to open a Roth IRA, check the income limit for Roth contributions. If your income is too high, you cannot contribute to a Roth IRA directly, even if you have a 403(b). Some people in this situation use a "backdoor Roth" strategy, but that involves specific steps and tax rules — talk to a tax preparer if this applies to you.

Frequently Asked Questions

Can I roll my 403(b) into a Roth IRA?

Yes, but you will owe income tax on the amount you roll over in that tax year. A 403(b) holds pre-tax money, so converting it to a Roth (which holds after-tax money) triggers a tax bill. You can do this in one lump sum or over several years. Consult a tax preparer before doing a conversion, because the tax impact depends on your income and other factors.

If I have a 403(b) at work, can I still open a Roth IRA?

You can open a Roth IRA if your income is below the limit for that year. Having a 403(b) does not prevent you from opening a Roth. However, if your income is too high, you cannot contribute to a Roth directly — the income limit is separate from whether you have other retirement accounts.

Which one should I contribute to first?

Many people contribute to their 403(b) first if their employer matches contributions, because matching money is information programs. After getting the full match, some people then contribute to a Roth IRA. But the right order depends on your income, tax bracket, and how much you can save. A tax preparer or financial advisor can help you decide what makes sense for your situation.

Do I report both on my tax return?

Yes. Your 403(b) contributions reduce your taxable income, so they appear on your return. Roth IRA contributions do not reduce your taxable income, but you may need to report them depending on your income level and whether you have other retirement plans. Your employer and financial institutions send tax forms that show these accounts, and your tax preparer will include them in the right places.