The main differences between an IRA and a 403(b) come down to who controls the account, how much you can put in, and whether an employer chips in. A 403(b) is a workplace plan offered by public schools, churches, and certain nonprofits, with a 2026 elective deferral limit of $24,500 and the potential for employer matching. An IRA is an individual account you open on your own, with a 2026 limit of $7,500, broader investment choice, and full portability. Because the two limits are separate, plenty of people who have a 403(b) at work also fund an IRA on the side.1Internal Revenue Service. 401(k) Limit Increases to $24,500 for 2026, IRA Limit Increases to $7,500
Who Can Open Each Account
A 403(b) is only available if your employer sponsors one. Eligible employers are public school systems, colleges, universities, churches, and charities that hold tax-exempt status under Section 501(c)(3).2Internal Revenue Service. IRC 403(b) Tax-Sheltered Annuity Plans You enroll through HR, usually with a salary reduction agreement that routes part of each paycheck into the plan.
An IRA has no employer requirement. Anyone with earned income can open one at a bank, brokerage, or insurance company.3Office of the Law Revision Counsel. 26 USC 408 – Individual Retirement Accounts You choose the provider, pick the investments, and keep the account through job changes, layoffs, or career breaks. The account belongs to you, not to any workplace.
2026 Contribution Limits
The gap in annual contribution room is the single biggest practical difference between these accounts.
- IRA (under age 50): $7,500
- IRA (age 50 and older): $8,600, including a $1,100 catch-up
- 403(b) elective deferral (under 50): $24,500
- 403(b) (ages 50–59 or 64 and older): $32,500, including an $8,000 catch-up
- 403(b) (ages 60–63): $35,750, including an $11,250 “super” catch-up
IRA limits apply across all your traditional and Roth IRAs combined. Overcontributing triggers a 6% excise tax on the excess for every year it stays in the account.4Office of the Law Revision Counsel. 26 U.S. Code 4973 – Tax on Excess Contributions to Certain Tax-Favored Accounts and Annuities The 403(b) elective deferral limit is shared with any 401(k) or other salary-deferral plan you may participate in, so contributing $10,000 to a 401(k) at one job leaves you $14,500 of room in a 403(b) at another.
The super catch-up is new under SECURE Act 2.0 and only applies in the calendar years you’re 60 through 63. Once you turn 64, you drop back to the regular age-50 catch-up.1Internal Revenue Service. 401(k) Limit Increases to $24,500 for 2026, IRA Limit Increases to $7,500 IRAs have no equivalent. Some 403(b) plans also offer a 15-year service catch-up of up to $3,000 per year (lifetime cap $15,000) for long-tenured employees, but not every plan includes it.5Internal Revenue Service. Retirement Topics 403b Contribution Limits
Tax Treatment and Income Limits
Both plans come in traditional (pre-tax) and Roth (after-tax) versions. Traditional contributions lower your taxable income now and get taxed on withdrawal. Roth contributions go in after tax, and qualified withdrawals come out tax-free. That basic trade-off is the same for both account types. What differs is who qualifies for the tax break.
A 403(b) has no income ceiling. If your employer offers one, you can defer the full $24,500 regardless of what you earn.
Traditional IRA Deduction Phase-Outs
Anyone can contribute to a traditional IRA, but the deduction shrinks or disappears at higher incomes when you or your spouse are covered by a workplace plan like a 403(b). For 2026:1Internal Revenue Service. 401(k) Limit Increases to $24,500 for 2026, IRA Limit Increases to $7,500
- Single filer covered by a workplace plan: $81,000 to $91,000
- Married filing jointly, contributing spouse covered: $129,000 to $149,000
- Married filing jointly, contributing spouse not covered but the other is: $242,000 to $252,000
- Married filing separately, covered by a plan: $0 to $10,000
Above the range, you can still contribute, but the contribution is non-deductible. Having a workplace 403(b) is what triggers this phase-out in the first place.
Roth IRA Income Limits
Roth IRAs impose a hard income cap that Roth 403(b) contributions do not. For 2026, a full Roth IRA contribution is allowed only if your modified adjusted gross income is below $153,000 (single) or $242,000 (married filing jointly), and contributions phase out entirely above $168,000 and $252,000.1Internal Revenue Service. 401(k) Limit Increases to $24,500 for 2026, IRA Limit Increases to $7,500 High earners who want Roth treatment may find a Roth 403(b) is their only direct path.
Employer Matching
The 403(b) allows employer contributions that an IRA cannot replicate. Many employers match a percentage of your salary deferrals, and some make non-elective contributions whether or not you contribute. Combined employee and employer contributions cannot exceed $72,000 for 2026, or 100% of your compensation if that’s less.6Internal Revenue Service. COLA Increases for Dollar Limitations on Benefits and Contributions Employer contributions may follow a vesting schedule, so you may not fully own them until you’ve worked at the organization for a set number of years. Your own deferrals are always 100% yours immediately.
Standard IRAs are funded entirely from your own pocket. SEP and SIMPLE IRAs can receive employer contributions, but those are separate account types with their own rules.
Investment Options and Fees
This is where the IRA has a clear edge. Open one at a brokerage and you can invest in individual stocks, bonds, exchange-traded funds, mutual funds, and other securities, switching between them freely.
A 403(b) limits you to what the plan provider offers. Historically these plans have been restricted to annuity contracts and custodial accounts holding mutual funds. Menus can be narrow, and fees can run higher than a self-directed brokerage IRA. Some older 403(b) plans built around insurance annuities carry surrender charges that penalize you for moving money out within the first several years.
Quality varies enormously. A large university system negotiating for thousands of employees might secure low-cost index fund options that rival any brokerage IRA. A small nonprofit using a single insurance carrier might offer only high-fee variable annuities. Check the expense ratios in your plan before assuming the default options are competitive.
Early Access: Rule of 55 and Loans
Both accounts generally hit you with a 10% early withdrawal penalty if you take money out before age 59½, on top of regular income tax on the distribution.7Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions A handful of exceptions can waive the penalty but not the income tax.
One 403(b)-only exception is the Rule of 55. If you leave your employer during or after the year you turn 55, you can take distributions from that employer’s 403(b) without the 10% penalty.7Internal Revenue Service. Retirement Topics – Exceptions to Tax on Early Distributions It applies only to the plan at the employer you separated from, and if you roll those funds into an IRA, you lose access to it. IRAs do not qualify for the Rule of 55 at all.
Many 403(b) plans also let participants borrow against the account. The maximum loan is the lesser of $50,000 or 50% of your vested balance, with generally five years to repay. Miss the repayment schedule and the outstanding balance gets treated as a taxable distribution, potentially with the 10% penalty on top.8Internal Revenue Service. Retirement Topics – Plan Loans
IRAs prohibit loans entirely. Borrowing from your IRA or pledging it as collateral causes the entire account to lose its tax-advantaged status, and the IRS treats it as though the full balance was distributed to you.9Internal Revenue Service. Retirement Topics – Prohibited Transactions
Required Minimum Distributions
Both traditional IRAs and traditional 403(b) accounts require you to start withdrawing money at a certain age. Under SECURE Act 2.0, that age depends on when you were born:10Congress.gov. Required Minimum Distribution (RMD) Rules for Original Owners
- Born 1951 through 1959: RMDs begin at age 73
- Born 1960 or later: RMDs begin at age 75
Roth IRAs require no minimum distributions during the original owner’s lifetime.11Internal Revenue Service. Retirement Plan and IRA Required Minimum Distributions FAQs Roth 403(b) accounts used to, but SECURE Act 2.0 eliminated that requirement starting in 2024, closing a gap that previously favored Roth IRAs.
Rolling a 403(b) Into an IRA
When you leave an employer, you can roll your 403(b) balance into a traditional IRA without owing taxes, as long as you follow IRS rollover rules. The cleanest method is a direct rollover, where the plan administrator sends the funds straight to your IRA provider, avoiding the mandatory 20% withholding that applies when the check is made out to you.12Internal Revenue Service. Topic No. 413, Rollovers From Retirement Plans
Rolling pre-tax 403(b) money into a Roth IRA is a different move. That’s a Roth conversion, and you owe income tax on the full converted amount in the year you make it.
Before rolling over, consider whether keeping the 403(b) intact serves you better. The Rule of 55 only applies to funds still inside the employer plan, and rolling over moves your money out of any creditor protections specific to employer-sponsored plans and into the IRA’s more limited shield.
2026 Comparison Chart
Federal rules for the 2026 tax year are summarized below. Individual plan documents may impose stricter limits than federal law allows.
Feature | IRA | 403(b)
—|—|—
Eligibility | Anyone with earned income | Employees of public schools, churches, and 501(c)(3) nonprofits
Plan ownership | Owned by the individual | Sponsored by the employer
2026 contribution limit (under 50) | $7,500 | $24,500
Catch-up (ages 50–59 or 64+) | $1,100 (total $8,600) | $8,000 (total $32,500)
Super catch-up (ages 60–63) | None | $11,250 (total $35,750)
15-year service catch-up | None | Up to $3,000/year ($15,000 lifetime cap)
Employer matching | Not available | Frequently offered
Total contribution cap (employee + employer) | $7,500–$8,600 (employee only) | $72,000
Traditional tax deduction | Phase-out applies if covered by workplace plan | No income limit on pre-tax deferrals
Roth income limit | Phases out at $153K–$168K (single) / $242K–$252K (joint) | No income limit
Early withdrawal penalty | 10% before age 59½ | 10% before age 59½
Rule of 55 exception | Not available | Penalty-free if you leave the employer at 55+
Loans | Prohibited | Often permitted (up to $50,000 or 50% of vested balance)
RMDs (traditional) | Begin at 73 or 75 depending on birth year | Same
RMDs (Roth) | None during owner’s lifetime | None during owner’s lifetime (as of 2024)
Investment options | Broad (stocks, bonds, ETFs, mutual funds) | Limited to plan menu (annuities, mutual funds)
Governance | IRC Section 408 | IRC Section 403(b)
How to Choose Between Them
If your employer offers a 403(b) with a match, contributing at least enough to capture the full match is almost always the right first move. After that, whether to add more to the 403(b) or open an IRA depends on the quality of the plan’s investment menu and whether income limits affect your IRA tax benefits. Because IRA contribution limits are separate from 403(b) limits, using both accounts is a common outcome rather than an either-or decision.