SEP-IRA for Freelancers: Cut Your Taxes While Saving for Retirement
Written by Morgan Reed, Founder of My1099Calculator
Last updated: 7/2026 · Reviewed for accuracy against current IRS guidelines
As a freelancer, you do not get a company 401k match, but you get something arguably better: the ability to shelter a huge chunk of your income from taxes through a SEP-IRA. It is the single most powerful tax-reduction tool available to the self-employed, and it takes about fifteen minutes to set up.
What a SEP-IRA Is
A SEP-IRA (Simplified Employee Pension Individual Retirement Account) is a retirement account designed for business owners and self-employed people. It works like a traditional IRA on steroids. Every dollar you contribute is tax-deferred, meaning it comes off your taxable income today, grows untaxed for decades, and is only taxed when you withdraw it in retirement.
It was built for the self-employed because it has almost no administrative overhead, no annual filing requirements, and dramatically higher contribution limits than a standard IRA. For a solo freelancer with no employees, it is often the obvious choice.
2026 Contribution Limits
For 2026 you can contribute up to 25% of your net self-employment earnings, capped at $70,000. "Net self-employment earnings" means your net profit after expenses and after subtracting the deductible half of your self-employment tax. Because of how the math works, the effective rate for a sole proprietor lands at roughly 20% of net profit rather than a clean 25%.
Worked Example: $80,000 Freelancer
Priya earns $80,000 in net profit
After subtracting the deductible portion of her self-employment tax (about $5,650), her net earnings base is roughly $74,350. Her maximum SEP-IRA contribution is approximately 20% of $80,000, or about $14,900. She can contribute any amount up to that ceiling.
How Contributions Reduce Your Taxes
Every dollar you put into a SEP-IRA lowers your taxable income dollar for dollar. If Priya contributes the full $14,900 and sits in the 22% federal bracket, she saves roughly $3,278 in federal income tax for that year, plus additional state tax savings. That is money that would have gone to the IRS now working for her retirement instead.
Put simply: a $10,000 contribution in the 24% bracket saves you $2,400 immediately. You are being paid to save.
SEP-IRA vs Solo 401k vs Traditional IRA
| Feature | SEP-IRA | Solo 401k | Traditional IRA |
|---|---|---|---|
| 2026 limit | ~$70,000 | ~$70,000 + $23,500 employee | $7,000 |
| Setup effort | Very easy | Moderate | Very easy |
| Annual filing | None | Form 5500 above $250k | None |
| Best for | Solo, simple, high income | Maximizing at lower income | Small savers |
How to Open One
Opening a SEP-IRA takes about fifteen minutes at any major brokerage such as Fidelity, Vanguard, or Charles Schwab. You fill out a short online form, confirm you are self-employed, and fund the account by bank transfer. There are no monthly fees at these providers, and you can invest in low-cost index funds immediately.
Contribution Deadlines
One of the best features of a SEP-IRA is its generous deadline. You can contribute up until your tax filing deadline, including extensions. That means for the 2026 tax year you can fund your account as late as April 2027, or October 2027 if you file an extension. This lets you calculate your exact profit first, then contribute the optimal amount to reduce your bill.
Common Mistakes
- Ignoring employee coverage rules. If you have employees, a SEP-IRA requires you to contribute the same percentage of pay for eligible employees as you do for yourself. This can get expensive fast, which is why SEP-IRAs suit solo freelancers best.
- Over-contributing. Exceeding your limit triggers a 6% excise tax each year the excess remains. Always run the 25%/20% math on your actual net profit before contributing the maximum.
- Forgetting the base is net, not gross. Your contribution ceiling is based on net earnings after expenses, not your total revenue.
Sources: IRS Publication 560 (Retirement Plans for Small Business)