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Retirement plans for self-employed or any size businesses

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What Is a SEP IRA?

A Simplified Employee Pension (SEP) IRA plan offers self-employed or any size employer a flexible and convenient way to save.

What Are the Benefits?

Low cost; easy setup and maintenance

Flexible contributions that are tax deductible expenses for your business

No annual IRS filings

What Type of Employer Can Open This Plan?

• Employers of any business type or size.
• Self-employed individuals who are considered both an employer and employee.

Who Contributes to the Plan?

• Employers Only

Employers* can make discretionary contributions up to 25% of an employee’s compensation or $61,000** (whichever is less). Contributions are always 100% vested.¹

What Investment Options Are Available?

You choose which funds are available for you and your employees from a variety of mutual funds. Or consider a pre-diversified portfolio built by our professionals. It's a convenient way to choose based on when you'll need the money or the risk level that fits your goal. And it takes the guesswork out of picking investments.

What Are the Other Plan Benefits?

  • Retirement education and tools to help you and your employees plan for retirement, or one-on-one guidance from a consultant upon request.

  • Convenient services based on how you want to work with us, including secure online access to track investments and make changes.

  • Secure Plan Sponsor Access online tool for convenient plan management.

Review Other Options

Compare plans and benefits to find the one that best fits your business.

Things to Know Before You Get Started

Plan must be established by the employer’s tax filing deadline, plus extensions.

  • Waived if investments total $10,000 or more.

  • $15 annually per fund if less than $10,000.


With American Century Investments

Products and services to fit your retirement plan needs, whether you’re self-employed or have a business of any size, plus the ability to invest in others.

Get Support and Guidance

Education and tools—plus guidance upon request—can help you and any employees plan for retirement. It starts with helping you choose the right plan.

Find Investment Opportunities

You and your employees can build a diversified portfolio that aligns with your risk comfort level, time horizon and retirement goals.

Make an Impact

When you invest with us, you can also invest in the future of others. Together we can become a powerful force for good.

Establish the Plan

Review the SEP Plan Basic Plan Document and keep it for your records.

Complete the SEP Plan Adoption Agreement and make a copy to send to us. Keep the original for your records. For help completing the agreement, read About the SEP Plan.

Mail copy to:
American Century Investments
PO Box 419385
Kansas City, MO 64141-6385

Or FAX to 1-888-327-1997

Complete the SEP Summary for Employees based on the options you chose in the SEP Plan Adoption Agreement. Provide a copy to all eligible employees.

Give the SEP Plan Employee Information sheet to all eligible employees.

Direct employees to complete the online SEP Application to open an account.

Sign up for Plan Sponsor Access to submit contributions electronically through our secure website. Contact us at 1-800-345-3533 to get a username and password.

Complete the Purchase Guidelines to submit contribution instructions.


Call to speak to a Business & Retirement Specialist who can help you select a plan for your business.

Employees are not allowed to contribute.

Limits listed are for 2024. The IRS sets limits annually.

Contributions may only be based on the first $305,000 of compensation, as adjusted.

This material has been prepared for educational purposes only. It is not intended to provide, and should not be relied upon for, investment, accounting, legal or tax advice.

IRS Circular 230 Disclosure: American Century Companies, Inc. and its affiliates do not provide tax advice. Accordingly, any discussion of U.S. tax matters contained herein (including any attachments) is not intended or written to be used, and cannot be used, in connection with the promotion, marketing or recommendation by anyone unaffiliated with American Century Companies, Inc. of any of the matters addressed herein or for the purpose of avoiding U.S. tax-related penalties.

This information is for educational purposes only and is not intended as tax advice. Please consult your tax advisor for more detailed information or for advice regarding your individual situation.

You could lose money by investing in a mutual fund, even if through your employer's plan or an IRA. An investment in a mutual fund is not insured or guaranteed by the Federal Deposit Insurance Corporation or any other government agency.

Diversification does not assure a profit nor does it protect against loss of principal.