If you are self-employed, a freelancer, or a small business owner, a SEP IRA (Simplified Employee Pension Individual Retirement Account) is one of the most powerful retirement savings tools available to you. With contribution limits far above what a traditional or Roth IRA allows, a SEP IRA lets you shelter a large portion of your self-employment income from taxes while building long-term wealth. This guide explains how a SEP IRA works, who qualifies, and how to open one.
What Is a SEP IRA?
A SEP IRA is a type of retirement account designed for self-employed individuals and small business owners. It works like a traditional IRA in that contributions are tax-deductible, investments grow tax-deferred, and withdrawals in retirement are taxed as ordinary income. What sets it apart is the dramatically higher contribution limit.
In 2026, you can contribute up to 25% of your net self-employment income, up to a maximum of $70,000. By comparison, a traditional or Roth IRA caps contributions at $7,000 per year ($8,000 if you are 50 or older). For high earners, the SEP IRA is orders of magnitude more valuable for tax-advantaged savings.
Who Can Open a SEP IRA?
Anyone with self-employment income can open a SEP IRA. This includes:
- Sole proprietors and independent contractors
- Freelancers and gig economy workers
- Small business owners, including single-member LLCs
- Partners in a partnership
- S-corporation shareholders with W-2 income from the business
You can contribute to a SEP IRA even if you also have a full-time job with a 401(k). The SEP IRA covers the self-employment income separately.
SEP IRA Contribution Limits in 2026
The SEP IRA limit is the lesser of 25% of compensation or $70,000 for 2026. For self-employed individuals, the calculation is slightly different because you deduct half your self-employment tax before calculating net income for SEP purposes. As a practical matter, the effective SEP contribution rate for self-employed people is approximately 18.6% of net self-employment earnings (not 25%).
For example: if your net self-employment income is $120,000, you can contribute approximately $22,300 to a SEP IRA for the year.
There are no catch-up contributions for SEP IRAs (unlike 401(k)s and traditional IRAs). However, the $70,000 ceiling is high enough that most self-employed individuals will not approach it.
Tax Benefits of a SEP IRA
Upfront Tax Deduction
Contributions to a SEP IRA are tax-deductible on your federal return. If you are in the 22% tax bracket and contribute $15,000 to a SEP IRA, you reduce your tax bill by $3,300. In a higher bracket, the savings are larger.
Tax-Deferred Growth
Your investments grow without being reduced by annual taxes on dividends or capital gains. Compounding on a tax-deferred basis significantly accelerates long-term growth compared to a taxable brokerage account.
Reduce Self-Employment Tax Exposure
While SEP contributions are not a direct reduction in self-employment tax, they reduce your adjusted gross income, which can affect your tax bracket and eligibility for other deductions and credits.
SEP IRA Withdrawal Rules
SEP IRA withdrawals in retirement are taxed as ordinary income, like traditional IRA withdrawals. The same early withdrawal rules apply: distributions taken before age 59½ are subject to a 10% early withdrawal penalty plus income tax, with certain exceptions (disability, substantially equal periodic payments, etc.).
Required minimum distributions (RMDs) begin at age 73 under current tax law (the SECURE 2.0 Act). You must begin taking withdrawals by April 1 of the year following the year you turn 73.
How to Open a SEP IRA
Opening a SEP IRA is straightforward. Most major brokerage firms — including Vanguard, Fidelity, Schwab, and TD Ameritrade — offer SEP IRAs at no cost to open. The process typically takes 15 to 30 minutes online.
Step 1: Choose a Custodian
Select a brokerage or financial institution that offers SEP IRAs. Look for no account fees, a wide selection of low-cost index funds, and an easy-to-use interface. Fidelity and Schwab both offer no-fee SEP IRAs with access to commission-free ETFs.
Step 2: Complete the Application
You will need your Social Security number (or EIN if you have one), basic business information, and beneficiary designations. No formal IRS filing is required to establish a SEP IRA — you simply complete the paperwork from the institution.
Step 3: Establish a Written Agreement
The IRS requires a formal written agreement for SEP IRAs. Most custodians satisfy this requirement using IRS Form 5305-SEP or their own equivalent documentation. Keep this on file with your business records.
Step 4: Contribute and Invest
Contributions can be made any time before the tax filing deadline, including extensions. If you file your taxes by October 15 (with an extension), you can make SEP contributions for the prior year up to that date. Invest the funds in index funds, ETFs, or other assets appropriate to your retirement timeline.
SEP IRA vs. Solo 401(k)
The other major retirement option for self-employed individuals is the Solo 401(k), also called an individual 401(k). The comparison depends on your income level:
- At lower income levels, the Solo 401(k) allows higher contributions because you can contribute as both employee and employer.
- At higher income levels, the SEP IRA and Solo 401(k) reach similar maximums.
- The Solo 401(k) allows Roth contributions and catch-up contributions; the SEP IRA does not.
- The SEP IRA has almost no administrative requirements; the Solo 401(k) may require annual IRS reporting for accounts over $250,000.
For simplicity and flexibility, many self-employed individuals with stable high income prefer the SEP IRA. Those with lower income looking to maximize contributions may prefer the Solo 401(k).
Can You Have a SEP IRA and a Traditional or Roth IRA?
Yes. You can contribute to a SEP IRA and a traditional or Roth IRA in the same year, subject to income limits for Roth contributions and deductibility rules for traditional IRAs. If you have a SEP IRA and your income exceeds the phase-out threshold for deductible IRA contributions, your traditional IRA contribution may not be deductible.
Bottom Line
A SEP IRA is the simplest, most powerful retirement savings tool available to self-employed individuals. The contribution limit is far above what a standard IRA allows, setup takes less than an hour, and the tax deduction provides immediate cash flow benefit. If you have self-employment income and are not yet maximizing a SEP IRA, opening one before your tax filing deadline is one of the highest-ROI financial moves you can make this year.